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Search Results for " Tofacitinib "

Picture of Tofacitinib Acid Impurity

Tofacitinib Acid Impurity

SZ CAT No:SZ-T010008
CAS No2328165-36-0
Mol.F.C16H21N5O3
Mol.Wt.331.4
Inv. StatusIn Stock
    Product Overview Description Technical Data

    Chemical Name: 3-((3R,4R)-4-methyl-3-(methyl(7H-pyrrolo[2,3-d]pyrimidin-4-yl)amino)piperidin-1-yl)-3-oxopropanoic acid

    Shipping Temperature: Ambient

    HSN Code: 38229010

    Country of Origin: India

    Smiles: C[C@H]1[C@@H](N(C)C2=NC=NC3=C2C=CN3)CN(C(CC(O)=O)=O)CC1

    Tofacitinib Acid Impurity is chemically 3-((3R,4R)-4-methyl-3-(methyl(7H-pyrrolo[2,3-d]pyrimidin-4-yl)amino)piperidin-1-yl)-3-oxopropanoic acid. Tofacitinib Acid Impurity is supplied with detailed characterization data compliant with regulatory guideline. Tofacitinib Acid Impurity can be used for the analytical method development, method validation (AMV), Quality Controlled (QC) application for Abbreviated New Drug Application (ANDA) or during commercial production of Tofacitinib.

    The product can be used as reference standards and further traceability against pharmacopeial standards (USP or EP) can be provided based on feasibility. SynZeal products are for analytical purpose only and not for human use.

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    Picture of Tofacitinib-d3 Citrate
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    Tofacitinib-d3 Citrate

    • SZ CAT No: SZ-T010D01
    • CAS No: NA
    • Mol.F.: C16H17N6OD3 : C6H8O7
    • Mol.Wt.: 315.4 : 192.1
    • Inv. Status: Custom Synthesis
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    Tofacitinib 13C3 15N

    • SZ CAT No: SZ-T010D02
    • CAS No: NA
    • Mol.F.: C1313C3H20N515NO
    • Mol.Wt.: 316.3
    • Inv. Status: Custom Synthesis
    Picture of Tofacitinib 13C D3
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    Tofacitinib 13C D3

    • SZ CAT No: SZ-T010D03
    • CAS No: NA
    • Mol.F.: C1513CH17D3N6O
    • Mol.Wt.: 316.4
    • Inv. Status: Custom Synthesis
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    Tofacitinib 13C3

    • SZ CAT No: SZ-T010D04
    • CAS No: NA
    • Mol.F.: C1313C3H22N6O
    • Mol.Wt.: 317.4
    • Inv. Status: Custom Synthesis
    Picture of Tofacitinib 13C D2 15N
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    Tofacitinib 13C D2 15N

    • SZ CAT No: SZ-T010D05
    • CAS No: NA
    • Mol.F.: C1513CH18D2N515NO
    • Mol.Wt.: 316.4
    • Inv. Status: Custom Synthesis
    Picture of Tofacitinib Citrate
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    Tofacitinib Citrate

    • SZ CAT No: SZ-T010001
    • CAS No: 540737-29-9
    • Mol.F.: C16H20N6O : C6H8O7
    • Mol.Wt.: 312.4 : 192.1
    • Inv. Status: In Stock
    • Rel. CAS No: 477600-75-2 (free base)
    Picture of (3R,4S)-Tofacitinib
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    (3R,4S)-Tofacitinib

    • SZ CAT No: SZ-T010002
    • CAS No: 1092578-46-5
    • Mol.F.: C16H20N6O
    • Mol.Wt.: 312.4
    • Inv. Status: Custom Synthesis
    • Rel. CAS No: 2174011-53-9 (citrate salt)
    Picture of (3S,4R)-Tofacitinib
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    (3S,4R)-Tofacitinib

    • SZ CAT No: SZ-T010003
    • CAS No: 1092578-48-7
    • Mol.F.: C16H20N6O
    • Mol.Wt.: 312.4
    • Inv. Status: Custom Synthesis
    • Rel. CAS No: 2174011-54-0 (Citrate salt)
    Picture of (3S,4S)-Tofacitinib (Citrate salt)
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    (3S,4S)-Tofacitinib (Citrate salt)

    • SZ CAT No: SZ-T010004
    • CAS No: 2174011-55-1
    • Mol.F.: C16H20N6O : C6H8O7 
    • Mol.Wt.:  312.4 : 192.1
    • Inv. Status: In Stock
    • Rel. CAS No: 1092578-47-6 (free base)
    Picture of Tofacitinib Impurity I
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    Tofacitinib Impurity I

    • SZ CAT No: SZ-T010006
    • CAS No: 1821769-41-8
    • Mol.F.: C14H22N2 : 2(HCl)
    • Mol.Wt.: 218.3 : 2(36.5)
    • Inv. Status: Custom Synthesis
    • Rel. CAS No: 1638499-33-8 (free base)
    Picture of Tofacitinib Impurity J
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    Tofacitinib Impurity J

    • SZ CAT No: SZ-T010007
    • CAS No: NA
    • Mol.F.: C14H22N2 : 2(HCl)
    • Mol.Wt.: 218.3 : 2(36.5)
    • Inv. Status: Custom Synthesis
    • Rel. CAS No: 1638499-31-6 (free base) ; 2940866-11-3 (HCl salt)
    Picture of Tofacitinib Acid Impurity
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    Tofacitinib Acid Impurity

    • SZ CAT No: SZ-T010008
    • CAS No: 2328165-36-0
    • Mol.F.: C16H21N5O3
    • Mol.Wt.: 331.4
    • Inv. Status: In Stock
    Picture of Tofacitinib Amide Impurity
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    Tofacitinib Amide Impurity

    • SZ CAT No: SZ-T010009
    • CAS No: 1675248-19-7
    • Mol.F.: C16H22N6O2
    • Mol.Wt.: 330.4
    • Inv. Status: In Stock
    Picture of Tofacitinib Impurity M
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    Tofacitinib Impurity M

    • SZ CAT No: SZ-T010010
    • CAS No: 477600-74-1
    • Mol.F.: C13H19N5
    • Mol.Wt.: 245.3
    • Inv. Status: In Stock
    • Rel. CAS No: 1260590-51-9 (HCl salt) : 1655430-59-3 (2HCl salt)
    Picture of Tofacitinib Impurity N
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    Tofacitinib Impurity N

    • SZ CAT No: SZ-T010011
    • CAS No: 1260614-73-0
    • Mol.F.: C13H19N5
    • Mol.Wt.: 245.3
    • Inv. Status: Custom Synthesis
    • Rel. CAS No: 2803420-48-4 (2HCl salt)
    Picture of Tofacitinib Benzyl Impurity
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    Tofacitinib Benzyl Impurity

    • SZ CAT No: SZ-T010012
    • CAS No: 477600-73-0
    • Mol.F.: C20H25N5
    • Mol.Wt.: 335.5
    • Inv. Status: In Stock
    • Rel. CAS No: 1702274-61-0 (XHCl salt)
    Picture of Tofacitinib Impurity P
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    Tofacitinib Impurity P

    • SZ CAT No: SZ-T010013
    • CAS No: 1252883-90-1
    • Mol.F.: C20H25N5
    • Mol.Wt.: 335.5
    • Inv. Status: Custom Synthesis
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    Tofacitinib Impurity Q

    • SZ CAT No: SZ-T010014
    • CAS No: 3680-69-1
    • Mol.F.: C6H4ClN3
    • Mol.Wt.: 153.6
    • Inv. Status: In Stock
    Picture of Tofacitinib Impurity R
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    Tofacitinib Impurity R

    • SZ CAT No: SZ-T010015
    • CAS No: 479633-63-1
    • Mol.F.: C13H10ClN3O2S
    • Mol.Wt.: 307.8
    • Inv. Status: In Stock
    Picture of Tofacitinib Impurity S
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    Tofacitinib Impurity S

    • SZ CAT No: SZ-T010016
    • CAS No: 923036-30-0
    • Mol.F.: C27H31N5O2S
    • Mol.Wt.: 489.6
    • Inv. Status: Custom Synthesis
    Picture of Tofacitinib Impurity T
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    Tofacitinib Impurity T

    • SZ CAT No: SZ-T010017
    • CAS No: 2504210-31-3
    • Mol.F.: C16H18N6O
    • Mol.Wt.: 310.4
    • Inv. Status: Custom Synthesis
    Picture of Tofacitinib Impurity U
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    Tofacitinib Impurity U

    • SZ CAT No: SZ-T010018
    • CAS No: 1616760-97-4
    • Mol.F.: C13H18ClN5
    • Mol.Wt.: 279.8
    • Inv. Status: Custom Synthesis
    Picture of Tofacitinib Impurity V
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    Tofacitinib Impurity V

    • SZ CAT No: SZ-T010019
    • CAS No: 1616761-00-2
    • Mol.F.: C16H19ClN6O
    • Mol.Wt.: 346.8
    • Inv. Status: In Stock
    Picture of Tofacitinib Impurity W
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    Tofacitinib Impurity W

    • SZ CAT No: SZ-T010020
    • CAS No: 2504210-32-4
    • Mol.F.: C13H18ClN5
    • Mol.Wt.: 279.8
    • Inv. Status: Custom Synthesis
    Picture of Tofacitinib Impurity X
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    Tofacitinib Impurity X

    • SZ CAT No: SZ-T010021
    • CAS No: 2097982-05-1
    • Mol.F.: C13H19N5
    • Mol.Wt.: 245.3
    • Inv. Status: Custom Synthesis
    Picture of Tofacitinib Impurity Y
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    Tofacitinib Impurity Y

    • SZ CAT No: SZ-T010022
    • CAS No: 2227197-38-6
    • Mol.F.: C14H21N5
    • Mol.Wt.: 259.4
    • Inv. Status: Custom Synthesis
    • Rel. CAS No: 2803376-19-2 (HCl salt)
    Picture of Tofacitinib Acetyl Impurity
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    Tofacitinib Acetyl Impurity

    • SZ CAT No: SZ-T010023
    • CAS No: 477600-76-3
    • Mol.F.: C15H21N5O
    • Mol.Wt.: 287.4
    • Inv. Status: In Stock
    Picture of Tofacitinib Impurity 1
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    Tofacitinib Impurity 1

    • SZ CAT No: SZ-T010024
    • CAS No: 2504210-30-2
    • Mol.F.: C16H22N6O2
    • Mol.Wt.: 330.4
    • Inv. Status: Custom Synthesis
    Picture of Tofacitinib Impurity 2
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    Tofacitinib Impurity 2

    • SZ CAT No: SZ-T010025
    • CAS No: 1640971-87-4
    • Mol.F.: C10H17N3O : X(HCl)
    • Mol.Wt.: 195.3 : X(36.5)
    • Inv. Status: Custom Synthesis
    • Rel. CAS No: 1629858-78-1 (free base)
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    Tofacitinib Impurity 3

    • SZ CAT No: SZ-T010026
    • CAS No: NA
    • Mol.F.: C13H18N4O2
    • Mol.Wt.: 262.3
    • Inv. Status: Custom Synthesis
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    Tofacitinib Impurity 6

    • SZ CAT No: SZ-T010027
    • CAS No: 1092578-43-2
    • Mol.F.: C16H20N6O
    • Mol.Wt.: 312.4
    • Inv. Status: Custom Synthesis
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    Tofacitinib N-Oxopropanenitrile

    • SZ CAT No: SZ-T010029
    • CAS No: 2459302-77-1
    • Mol.F.: C19H21N7O2
    • Mol.Wt.: 379.4
    • Inv. Status: Custom Synthesis
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    Tofacitinib Impurity 7

    • SZ CAT No: SZ-T010031
    • CAS No: 2504210-41-5
    • Mol.F.: C29H38N10O2
    • Mol.Wt.: 558.7
    • Inv. Status: Custom Synthesis
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    Tofacitinib Impurity 8

    • SZ CAT No: SZ-T010032
    • CAS No: 2459302-78-2
    • Mol.F.: C34H45N7
    • Mol.Wt.: 551.8
    • Inv. Status: Custom Synthesis
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    Tofacitinib Impurity 9

    • SZ CAT No: SZ-T010033
    • CAS No: 2374700-39-5
    • Mol.F.: C13H19N5
    • Mol.Wt.: 245.3
    • Inv. Status: Custom Synthesis
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    Tofacitinib Impurity 10

    • SZ CAT No: SZ-T010034
    • CAS No: 1640971-60-3
    • Mol.F.: C14H20N6O
    • Mol.Wt.: 288.4
    • Inv. Status: In Stock
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    Tofacitinib Impurity 11

    • SZ CAT No: SZ-T010035
    • CAS No: 2459302-80-6
    • Mol.F.: C20H25N5
    • Mol.Wt.: 335.5
    • Inv. Status: Custom Synthesis
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    Tofacitinib Impurity 12

    • SZ CAT No: SZ-T010036
    • CAS No: 1092578-45-4
    • Mol.F.: C20H25N5
    • Mol.Wt.: 335.5
    • Inv. Status: Custom Synthesis
    Picture of Tofacitinib Formyl Impurity
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    Tofacitinib Formyl Impurity

    • SZ CAT No: SZ-T010037
    • CAS No: 2227199-28-0
    • Mol.F.: C14H19N5O
    • Mol.Wt.: 273.3
    • Inv. Status: In Stock
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    Tofacitinib Impurity 13

    • SZ CAT No: SZ-T010038
    • CAS No: NA
    • Mol.F.: C15H21N5O
    • Mol.Wt.: 287.4
    • Inv. Status: Custom Synthesis
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    Tofacitinib Impurity 14

    • SZ CAT No: SZ-T010039
    • CAS No: 2183519-70-0
    • Mol.F.: C15H23N5
    • Mol.Wt.: 273.4
    • Inv. Status: Custom Synthesis
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    Tofacitinib Impurity 15

    • SZ CAT No: SZ-T010040
    • CAS No: 2056104-91-5
    • Mol.F.: C27H31N5O2S
    • Mol.Wt.: 489.6
    • Inv. Status: Custom Synthesis
    Picture of Tofacitinib Impurity 16
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    Tofacitinib Impurity 16

    • SZ CAT No: SZ-T010041
    • CAS No: 1092578-44-3
    • Mol.F.: C27H31N5O2S
    • Mol.Wt.: 489.6
    • Inv. Status: Custom Synthesis
    Picture of Tofacitinib N-Oxide Impurity 1
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    Tofacitinib N-Oxide Impurity 1

    • SZ CAT No: SZ-T010042
    • CAS No: 2028267-73-2
    • Mol.F.: C16H20N6O2
    • Mol.Wt.: 328.4
    • Inv. Status: In Stock
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    Tofacitinib Impurity 17

    • SZ CAT No: SZ-T010043
    • CAS No: 2259288-22-5
    • Mol.F.: C23H26N6O3S
    • Mol.Wt.: 466.6
    • Inv. Status: Custom Synthesis
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    Tofacitinib Impurity 18

    • SZ CAT No: SZ-T010046
    • CAS No: 2640342-78-3
    • Mol.F.: C13H21N5 : 2(HCl)
    • Mol.Wt.: 247.4 : 2(36.5)
    • Inv. Status: Custom Synthesis
    • Rel. CAS No: 1812890-23-5 (free base)
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    Tofacitinib Impurity 19

    • SZ CAT No: SZ-T010047
    • CAS No: 2459302-82-8
    • Mol.F.: C19H23N7O2
    • Mol.Wt.: 381.4
    • Inv. Status: Custom Synthesis
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    Tofacitinib Impurity 20

    • SZ CAT No: SZ-T010048
    • CAS No: 2504210-33-5
    • Mol.F.: C27H31N5OS
    • Mol.Wt.: 473.7
    • Inv. Status: Custom Synthesis
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    Tofacitinib Impurity 22

    • SZ CAT No: SZ-T010050
    • CAS No: NA
    • Mol.F.: C13H18N4O2
    • Mol.Wt.: 262.3
    • Inv. Status: Custom Synthesis
    Picture of Tofacitinib Related Impurity (PF-05579970)
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    Tofacitinib Related Impurity (PF-05579970)

    • SZ CAT No: SZ-T010052
    • CAS No: NA
    • Mol.F.: C15H21N5O
    • Mol.Wt.: 287.4
    • Inv. Status: Custom Synthesis
    Picture of Tofacitinib Impurity (N-Des-(2-Cyanide-acetyl)-(3S,4R))
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    Tofacitinib Impurity (N-Des-(2-Cyanide-acetyl)-(3S,4R))

    • SZ CAT No: SZ-T010054
    • CAS No: 2378663-15-9
    • Mol.F.: C13H19N5
    • Mol.Wt.: 245.3
    • Inv. Status: Custom Synthesis
    Picture of Tofacitinib Impurity (N-Des-(2-Cyanide-acetyl)-(3R,4S))
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    Tofacitinib Impurity (N-Des-(2-Cyanide-acetyl)-(3R,4S))

    • SZ CAT No: SZ-T010055
    • CAS No: 2459302-75-9
    • Mol.F.: C13H19N5
    • Mol.Wt.: 245.3
    • Inv. Status: Custom Synthesis
    Picture of Tofacitinib N-Hydroxy Impurity
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    Tofacitinib N-Hydroxy Impurity

    • SZ CAT No: SZ-T010056
    • CAS No: 2459302-76-0
    • Mol.F.: C13H19N5O
    • Mol.Wt.: 261.3
    • Inv. Status: Custom Synthesis
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    1-Benzyl-4-Methylpiperidin-3-one

    • SZ CAT No: SZ-T010057
    • CAS No: 32018-96-5
    • Mol.F.: C13H17NO
    • Mol.Wt.: 203.3
    • Inv. Status: In Stock
    Picture of Tofacitinib Impurity 24
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    Tofacitinib Impurity 24

    • SZ CAT No: SZ-T010058
    • CAS No: 134965-85-8
    • Mol.F.: C12H7ClN6
    • Mol.Wt.: 270.7
    • Inv. Status: In Stock
    Picture of Tofacitinib Keto Impurity
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    Tofacitinib Keto Impurity

    • SZ CAT No: SZ-T010061
    • CAS No: 1640971-51-2
    • Mol.F.: C16H20N6O2
    • Mol.Wt.: 328.4
    • Inv. Status: Custom Synthesis
    Picture of Tofacitinib Impurity 26
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    Tofacitinib Impurity 26

    • SZ CAT No: SZ-T010062
    • CAS No: 1206825-36-6
    • Mol.F.: C13H19N5
    • Mol.Wt.: 245.3
    • Inv. Status: Custom Synthesis
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    Tofacitinib Impurity 35

    • SZ CAT No: SZ-T010064
    • CAS No: 2101958-24-9
    • Mol.F.: C16H22N6O3
    • Mol.Wt.: 346.4
    • Inv. Status: Custom Synthesis
    Picture of Tofacitinib Impurity 59
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    Tofacitinib Impurity 59

    • SZ CAT No: SZ-T010065
    • CAS No: 2101951-13-5
    • Mol.F.: C16H22N6O3
    • Mol.Wt.: 346.4
    • Inv. Status: Custom Synthesis
    Picture of Tofacitinib Impurity 60
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    Tofacitinib Impurity 60

    • SZ CAT No: SZ-T010066
    • CAS No: NA
    • Mol.F.: C18H26N6O2
    • Mol.Wt.: 358.4
    • Inv. Status: Custom Synthesis
    Picture of Tofacitinib Impurity 62
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    Tofacitinib Impurity 62

    • SZ CAT No: SZ-T010068
    • CAS No: NA
    • Mol.F.: C16H22N6O4
    • Mol.Wt.: 362.4
    • Inv. Status: Custom Synthesis
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    5,6-Dihydro Tofacitinib

    • SZ CAT No: SZ-T010069
    • CAS No: 1640972-35-5
    • Mol.F.: C16H22N6O
    • Mol.Wt.: 314.4
    • Inv. Status: In Stock
    • Rel. CAS No: 1809002-40-1 (citrate salt)
    Picture of Tofacitinib 5 Oxo Impurity
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    Tofacitinib 5 Oxo Impurity

    • SZ CAT No: SZ-T010070
    • CAS No: 2101951-20-4
    • Mol.F.: C16H20N6O2
    • Mol.Wt.: 328.4
    • Inv. Status: Custom Synthesis
    Picture of Tofacitinib Impurity 64
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    Tofacitinib Impurity 64

    • SZ CAT No: SZ-T010071
    • CAS No: NA
    • Mol.F.: C21H27N7O3
    • Mol.Wt.: 425.5
    • Inv. Status: Custom Synthesis
    Picture of Tofacitinib Impurity 65
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    Tofacitinib Impurity 65

    • SZ CAT No: SZ-T010072
    • CAS No: NA
    • Mol.F.: C32H40N12O2
    • Mol.Wt.: 624.8
    • Inv. Status: Custom Synthesis
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    Tofacitinib Impurity 66

    • SZ CAT No: SZ-T010073
    • CAS No: NA
    • Mol.F.: C16H19ClN6O
    • Mol.Wt.: 346.8
    • Inv. Status: In Stock
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    Tofacitinib Impurity 4

    • SZ CAT No: SZ-T010074
    • CAS No: 1675248-18-6
    • Mol.F.: C18H25N5O3
    • Mol.Wt.: 359.4
    • Inv. Status: In Stock
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    Tofacitinib Impurity 67

    • SZ CAT No: SZ-T010076
    • CAS No: 2504210-38-0
    • Mol.F.: C19H22N8
    • Mol.Wt.: 362.4
    • Inv. Status: Custom Synthesis
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    Tofacitinib Impurity 68

    • SZ CAT No: SZ-T010077
    • CAS No: NA
    • Mol.F.: C13H19N5
    • Mol.Wt.: 245.3
    • Inv. Status: Custom Synthesis
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    N-Desmethyl Tofacitinib

    • SZ CAT No: SZ-T010078
    • CAS No: 1527525-58-1
    • Mol.F.: C15H18N6O
    • Mol.Wt.: 298.4
    • Inv. Status: Custom Synthesis
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    Tofacitinib Impurity 70

    • SZ CAT No: SZ-T010079
    • CAS No: 2382711-65-9
    • Mol.F.: C34H42N10O2
    • Mol.Wt.: 622.8
    • Inv. Status: Custom Synthesis
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    Tofacitinib Impurity 27

    • SZ CAT No: SZ-T010080
    • CAS No: NA
    • Mol.F.: C23H34N6O3
    • Mol.Wt.: 442.6
    • Inv. Status: Custom Synthesis
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    Tofacitinib Impurity 28

    • SZ CAT No: SZ-T010081
    • CAS No: 2227199-31-5
    • Mol.F.: C20H29N5O3
    • Mol.Wt.: 387.5
    • Inv. Status: Custom Synthesis
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    Tofacitinib Impurity 29

    • SZ CAT No: SZ-T010082
    • CAS No: 2459302-85-1
    • Mol.F.: C21H27N7O3
    • Mol.Wt.: 425.5
    • Inv. Status: Custom Synthesis
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    Tofacitinib Impurity 30

    • SZ CAT No: SZ-T010083
    • CAS No: 105-56-6
    • Mol.F.: C5H7NO2
    • Mol.Wt.: 113.1
    • Inv. Status: Custom Synthesis
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    Tofacitinib Impurity 31

    • SZ CAT No: SZ-T010084
    • CAS No: 344418-61-7
    • Mol.F.: C15H21N5O
    • Mol.Wt.: 287.4
    • Inv. Status: Custom Synthesis
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    7-Deazapurine

    • SZ CAT No: SZ-T010086
    • CAS No: 271-70-5
    • Mol.F.: C6H7N3
    • Mol.Wt.: 121.1
    • Inv. Status: Custom Synthesis
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    Tofacitinib Impurity 33

    • SZ CAT No: SZ-T010087
    • CAS No: 16372-08-0
    • Mol.F.: C6H6ClN3
    • Mol.Wt.: 155.6
    • Inv. Status: Custom Synthesis
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    Tofacitinib Impurity 34

    • SZ CAT No: SZ-T010088
    • CAS No: 1111638-10-8
    • Mol.F.: C5H3ClN4
    • Mol.Wt.: 154.6
    • Inv. Status: Custom Synthesis
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    (3S,4S)-Tofacitinib

    • SZ CAT No: SZ-T010089
    • CAS No: 1092578-47-6
    • Mol.F.: C16H20N6O
    • Mol.Wt.: 312.4
    • Inv. Status: In Stock
    • Rel. CAS No: 2174011-55-1 (citrate salt)
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    Tofacitinib Impurity 5

    • SZ CAT No: SZ-T010075
    • CAS No: 1354621-59-2
    • Mol.F.: C14H22N2
    • Mol.Wt.: 218.3
    • Inv. Status: In Stock
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    Tofacitinib Hydroxy Impurity

    • SZ CAT No: SZ-T010090
    • CAS No: NA
    • Mol.F.: C16H20N6O2
    • Mol.Wt.: 328.4
    • Inv. Status: Custom Synthesis
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    Tofacitinib Enantiomeric Mixture

    • SZ CAT No: SZ-T010093
    • CAS No: NA
    • Mol.F.: C16H20N6O
    • Mol.Wt.: 312.4
    • Inv. Status: Custom Synthesis
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    Tofacitinib Impurity 23

    • SZ CAT No: SZ-T010051
    • CAS No: NA
    • Mol.F.: C16H20N6O
    • Mol.Wt.: 312.4
    • Inv. Status: Custom Synthesis
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    Tofacitinib Citrate Racemic Mixure

    • SZ CAT No: SZ-T010094
    • CAS No: 2664002-63-3
    • Mol.F.: C16H20N6O : C6H8O7
    • Mol.Wt.: 312.4 : 192.1
    • Inv. Status: Custom Synthesis
    • Rel. CAS No: 344418-92-4 (free base)
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    Tofacitinib

    • SZ CAT No: SZ-T010095
    • CAS No: 477600-75-2
    • Mol.F.: C16H20N6O
    • Mol.Wt.: 312.4
    • Inv. Status: In Stock
    • Rel. CAS No: 540737-29-9 (citrate salt)
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    Tofacitinib Trans Impurity

    • SZ CAT No: SZ-T010096
    • CAS No: 2734856-31-4
    • Mol.F.: C16H20N6O
    • Mol.Wt.: 312.4
    • Inv. Status: In Stock
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    Tofacitinib Impurity 37

    • SZ CAT No: SZ-T010098
    • CAS No: 773076-83-8
    • Mol.F.: C9H15NO4
    • Mol.Wt.: 201.2
    • Inv. Status: Custom Synthesis
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    Tofacitinib Impurity 38

    • SZ CAT No: SZ-T010101
    • CAS No: NA
    • Mol.F.: C14H20N6O
    • Mol.Wt.: 288.4
    • Inv. Status: Custom Synthesis
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    Tofacitinib Impurity 39

    • SZ CAT No: SZ-T010102
    • CAS No: NA
    • Mol.F.: C16H20N6O2
    • Mol.Wt.: 328.4
    • Inv. Status: Custom Synthesis
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    Tofacitinib Impurity 40

    • SZ CAT No: SZ-T010105
    • CAS No: 477600-70-7
    • Mol.F.: C14H22N2
    • Mol.Wt.: 218.3
    • Inv. Status: Custom Synthesis
    • Rel. CAS No: 1820713-38-9 (HCl salt) ; 1062580-52-2 (dihydrochloride)
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    Tofacitinib Impurity 41

    • SZ CAT No: SZ-T010106
    • CAS No: NA
    • Mol.F.: C12H7ClN6O
    • Mol.Wt.: 286.7
    • Inv. Status: Custom Synthesis
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    Tofacitinib Impurity 42

    • SZ CAT No: SZ-T010107
    • CAS No: 90213-66-4
    • Mol.F.: C6H3Cl2N3
    • Mol.Wt.: 188
    • Inv. Status: Custom Synthesis
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    Tofacitinib Impurity 43

    • SZ CAT No: SZ-T010108
    • CAS No: NA
    • Mol.F.: C7H5Cl2N3O2S
    • Mol.Wt.: 266.1
    • Inv. Status: Custom Synthesis
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    Tofacitinib Impurity 44

    • SZ CAT No: SZ-T010109
    • CAS No: NA
    • Mol.F.: C21H26ClN5O2S
    • Mol.Wt.: 448
    • Inv. Status: Custom Synthesis
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    Tofacitinib Impurity 45

    • SZ CAT No: SZ-T010110
    • CAS No: 923036-25-3
    • Mol.F.: C20H24ClN5
    • Mol.Wt.: 369.9
    • Inv. Status: Custom Synthesis
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    Tofacitinib Impurity 46

    • SZ CAT No: SZ-T010111
    • CAS No: 2102039-99-4
    • Mol.F.: C21H27N7O3
    • Mol.Wt.: 425.5
    • Inv. Status: Custom Synthesis
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    Tofacitinib Butyl Ester

    • SZ CAT No: SZ-T010112
    • CAS No: 2716897-36-6
    • Mol.F.: C23H31N7O3
    • Mol.Wt.: 453.5
    • Inv. Status: Custom Synthesis
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    Tofacitinib Impurity 48

    • SZ CAT No: SZ-T010113
    • CAS No: NA
    • Mol.F.: C16H20N6O2
    • Mol.Wt.: 328.4
    • Inv. Status: Custom Synthesis
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    Tofacitinib Impurity 49

    • SZ CAT No: SZ-T010114
    • CAS No: NA
    • Mol.F.: C16H19ClN6O2
    • Mol.Wt.: 362.8
    • Inv. Status: Custom Synthesis
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    Tofacitinib Impurity 50

    • SZ CAT No: SZ-T010115
    • CAS No: 90953-01-8
    • Mol.F.: C8H10N4
    • Mol.Wt.: 162.2
    • Inv. Status: Custom Synthesis
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    Tofacitinib Impurity 51

    • SZ CAT No: SZ-T010116
    • CAS No: 5817-96-9
    • Mol.F.: C6H5N3O
    • Mol.Wt.: 135.1
    • Inv. Status: Custom Synthesis
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    Tofacitinib Impurity 52

    • SZ CAT No: SZ-T010117
    • CAS No: 2407039-29-4
    • Mol.F.: C16H20N6O2
    • Mol.Wt.: 328.4
    • Inv. Status: Custom Synthesis
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    Tofacitinib Impurity 53

    • SZ CAT No: SZ-T010118
    • CAS No: NA
    • Mol.F.: C16H20N6O2
    • Mol.Wt.: 328.4
    • Inv. Status: Custom Synthesis
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    Tofacitinib Impurity 54

    • SZ CAT No: SZ-T010119
    • CAS No: NA
    • Mol.F.: C22H26N6O8
    • Mol.Wt.: 502.5
    • Inv. Status: Custom Synthesis
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    Tofacitinib Impurity 55

    • SZ CAT No: SZ-T010120
    • CAS No: 493040-20-3
    • Mol.F.: C13H19NO : C7H14O3S
    • Mol.Wt.: 205.3 : 178.2
    • Inv. Status: Custom Synthesis
    • Rel. CAS No: 58878-95-8 (free base)
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    Tofacitinib Impurity 56

    • SZ CAT No: SZ-T010122
    • CAS No: 384337-90-0
    • Mol.F.: C20H25N5
    • Mol.Wt.: 335.5
    • Inv. Status: In Stock
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    Tofacitinib Impurity 57

    • SZ CAT No: SZ-T010126
    • CAS No: 2315287-12-6
    • Mol.F.: C32H40N12O2
    • Mol.Wt.: 624.8
    • Inv. Status: Custom Synthesis
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    Tofacitinib N-Oxide Impurity 2

    • SZ CAT No: SZ-T010127
    • CAS No: NA
    • Mol.F.: C15H18N6O2
    • Mol.Wt.: 314.3
    • Inv. Status: Custom Synthesis
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    Tofacitinib N-Oxide Impurity 3

    • SZ CAT No: SZ-T010128
    • CAS No: NA
    • Mol.F.: C15H18N6O2
    • Mol.Wt.: 314.3
    • Inv. Status: Custom Synthesis
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    Tofacitinib N-Oxide Impurity 4

    • SZ CAT No: SZ-T010129
    • CAS No: NA
    • Mol.F.: C15H18N6O2
    • Mol.Wt.: 314.3
    • Inv. Status: Custom Synthesis
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    Tofacitinib Lactum Impurity

    • SZ CAT No: SZ-T010130
    • CAS No: NA
    • Mol.F.: C15H18N6O2
    • Mol.Wt.: 314.3
    • Inv. Status: Custom Synthesis
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    Tofacitinib Impurity 58

    • SZ CAT No: SZ-T010133
    • CAS No: NA
    • Mol.F.: C16H24N6O2
    • Mol.Wt.: 332.4
    • Inv. Status: Custom Synthesis
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    N-Methyl Tofacitinib

    • SZ CAT No: SZ-T010134
    • CAS No: NA
    • Mol.F.: C17H22N6O
    • Mol.Wt.: 326.4
    • Inv. Status: Custom Synthesis
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    Tofacitinib Impurity 59

    • SZ CAT No: SZ-T010139
    • CAS No: 32018-56-7
    • Mol.F.: C13H17N
    • Mol.Wt.: 187.3
    • Inv. Status: Custom Synthesis
    • Rel. CAS No: 32018-57-8 (HCl salt)
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    Tofacitinib Impurity 60

    • SZ CAT No: SZ-T010140
    • CAS No: 1616761-01-3
    • Mol.F.: C17H23N5O3
    • Mol.Wt.: 345.4
    • Inv. Status: Custom Synthesis
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    Tofacitinib Impurity 61

    • SZ CAT No: SZ-T010141
    • CAS No: 2102040-00-4
    • Mol.F.: C32H40N12O2
    • Mol.Wt.: 624.8
    • Inv. Status: Custom Synthesis
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    Tofacitinib Impurity 62

    • SZ CAT No: SZ-T010143
    • CAS No: 1640971-94-3
    • Mol.F.: C19H23N5
    • Mol.Wt.: 321.4
    • Inv. Status: Custom Synthesis
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    Tofacitinib Impurity 63

    • SZ CAT No: SZ-T010144
    • CAS No: NA
    • Mol.F.: C21H27N5
    • Mol.Wt.: 349.5
    • Inv. Status: Custom Synthesis
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    Tofacitinib Impurity 71

    • SZ CAT No: SZ-T010145
    • CAS No: 1039738-27-6
    • Mol.F.: C13H20N2
    • Mol.Wt.: 204.3
    • Inv. Status: Custom Synthesis
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    Tofacitinib Impurity 72

    • SZ CAT No: SZ-T010146
    • CAS No: 1251908-67-4
    • Mol.F.: C13H20N2
    • Mol.Wt.: 204.3
    • Inv. Status: Custom Synthesis
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    Tofacitinib Impurity 73

    • SZ CAT No: SZ-T010147
    • CAS No: 2280015-76-9
    • Mol.F.: C15H24N2
    • Mol.Wt.: 232.4
    • Inv. Status: Custom Synthesis
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    Tofacitinib Impurity 74

    • SZ CAT No: SZ-T010148
    • CAS No: 3061827-33-3
    • Mol.F.: C15H24N2
    • Mol.Wt.: 232.4
    • Inv. Status: Custom Synthesis
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    Tofacitinib Dimer Impurity

    • SZ CAT No: SZ-T010149
    • CAS No: NA
    • Mol.F.: C33H40N12O2
    • Mol.Wt.: 636.8
    • Inv. Status: Custom Synthesis
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    Tofacitinib Impurity 75

    • SZ CAT No: SZ-T010150
    • CAS No: 1638499-35-0
    • Mol.F.: C15H17N2O : Cl
    • Mol.Wt.: 241.3 : 35.5
    • Inv. Status: Custom Synthesis
    • Rel. CAT No: 1638585-63-3 (free base) ,
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    Tofacitinib Impurity 76

    • SZ CAT No: SZ-T010151
    • CAS No: 1638499-36-1
    • Mol.F.: C15H20N2O
    • Mol.Wt.: 244.3
    • Inv. Status: Custom Synthesis
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    Tofacitinib Impurity 77

    • SZ CAT No: SZ-T010152
    • CAS No: 23662-66-0
    • Mol.F.: C13H14N : Cl
    • Mol.Wt.: 184.3 : 35.5
    • Inv. Status: Custom Synthesis
    • Rel. CAS No: 61777-43-3(free base)
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    Tofacitinib Impurity 78

    • SZ CAT No: SZ-T010153
    • CAS No: 384338-20-9
    • Mol.F.: C13H19NO
    • Mol.Wt.: 205.3
    • Inv. Status: Custom Synthesis
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    N-Nitroso Tofacitinib Impurity

    • SZ CAT No: SZ-T010097
    • CAS No: NA
    • Mol.F.: C13H18N6O
    • Mol.Wt.: 274.3
    • Inv. Status: In Stock
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    N-Nitroso Tofacitinib Impurity 2

    • SZ CAT No: SZ-T010100
    • CAS No: NA
    • Mol.F.: C16H22N6O2
    • Mol.Wt.: 330.4
    • Inv. Status: Inquire
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    Tofacitinib Nitroso Impurity 2

    • SZ CAT No: SZ-T010103
    • CAS No: NA
    • Mol.F.: C15H17N7O2
    • Mol.Wt.: 327.3
    • Inv. Status: Inquire
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    Tofacitinib Nitroso Impurity 3

    • SZ CAT No: SZ-T010104
    • CAS No: NA
    • Mol.F.: C16H19N7O2
    • Mol.Wt.: 341.4
    • Inv. Status: Inquire
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    Tofacitinib Nitroso Impurity 4

    • SZ CAT No: SZ-T010123
    • CAS No: NA
    • Mol.F.: C17H20N6O2
    • Mol.Wt.: 340.4
    • Inv. Status: Inquire
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    N-Nitroso Tofacitinib Impurity 5

    • SZ CAT No: SZ-T010124
    • CAS No: NA
    • Mol.F.: C14H21N3O
    • Mol.Wt.: 247.3
    • Inv. Status: In Stock
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    N-Nitroso Tofacitinib Impurity 6

    • SZ CAT No: SZ-T010125
    • CAS No: NA
    • Mol.F.: C10H16N4O2
    • Mol.Wt.: 224.3
    • Inv. Status: Custom Synthesis
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    Tofacitinib N-Oxide Impurity 5

    • SZ CAT No: SZ-T010131
    • CAS No: NA
    • Mol.F.: C13H18N6O
    • Mol.Wt.: 274.3
    • Inv. Status: Custom Synthesis
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    Tofacitinib N-Oxide Impurity 6

    • SZ CAT No: SZ-T010132
    • CAS No: NA
    • Mol.F.: C20H24N6O
    • Mol.Wt.: 364.5
    • Inv. Status: Custom Synthesis
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    N-Nitroso 5,6-Dihydro Tofacitinib

    • SZ CAT No: SZ-T010135
    • CAS No: NA
    • Mol.F.: C16H21N7O2
    • Mol.Wt.: 343.4
    • Inv. Status: Limited Stock
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    N-Nitroso Tofacitinib Impurity 7

    • SZ CAT No: SZ-T010136
    • CAS No: NA
    • Mol.F.: C7H15N3O
    • Mol.Wt.: 157.2
    • Inv. Status: Custom Synthesis
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    N-Nitroso Tofacitinib Impurity 8

    • SZ CAT No: SZ-T010137
    • CAS No: NA
    • Mol.F.: C7H15N3O
    • Mol.Wt.: 157.2
    • Inv. Status: Custom Synthesis
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    N-Nitroso Tofacitinib Impurity 9

    • SZ CAT No: SZ-T010138
    • CAS No: NA
    • Mol.F.: C7H14N4O2
    • Mol.Wt.: 186.2
    • Inv. Status: Custom Synthesis
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    Tofacitinib Nitroso Impurity 12

    • SZ CAT No: SZ-T010142
    • CAS No: NA
    • Mol.F.: C15H17N5O2
    • Mol.Wt.: 299.3
    • Inv. Status: Custom Synthesis
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    N,N-Dinitroso Desmethyl Tofacitinib Impurity

    • SZ CAT No: SZ-T010154
    • CAS No: NA
    • Mol.F.: C15H16N8O3
    • Mol.Wt.: 356.3
    • Inv. Status: Custom Synthesis
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    Tofacitinib Nitroso Impurity 9

    • SZ CAT No: SZ-T010155
    • CAS No: NA
    • Mol.F.: C13H20N6O
    • Mol.Wt.: 276.3
    • Inv. Status:
    Picture of Tofacitinib Nitroso Impurity 10
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    Tofacitinib Nitroso Impurity 10

    • SZ CAT No: SZ-T010156
    • CAS No: NA
    • Mol.F.: C13H20N6O
    • Mol.Wt.: 276.3
    • Inv. Status:
    Picture of Tofacitinib Nitroso Impurity 11
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    Tofacitinib Nitroso Impurity 11

    • SZ CAT No: SZ-T010157
    • CAS No: NA
    • Mol.F.: C13H19N7O2
    • Mol.Wt.: 305.3
    • Inv. Status:

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