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Pharmaceutical Reference Standards

Tamsulosin EP Impurity A

Picture of Tamsulosin EP Impurity A
CAT No: SZ-T008001
CAS No: 918867-88-6
Mol.F. : C30H40N2O7S
Mol.Wt. : 572.7
Inv. Status: In Stock
SZ-T008001
CAS No:918867-88-6
Mol.F.: C30H40N2O7S
Mol.Wt.: 572.7
Inv. Status: In Stock

Tamsulosin EP Impurity B

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CAT No: SZ-T008002
CAS No: 112101-81-2
Mol.F. : C10H16N2O3S
Mol.Wt. : 244.3
Inv. Status: In Stock
SZ-T008002
CAS No:112101-81-2
Mol.F.: C10H16N2O3S
Mol.Wt.: 244.3
Inv. Status: In Stock

Tamsulosin EP Impurity C

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CAT No: SZ-T008003
CAS No: 2724727-15-3
Mol.F. : C18H24N2O4S : HCl
Mol.Wt. : 364.5 : 36.5
Inv. Status: In Stock
Rel. CAS No : 2244986-82-9 (free base)
SZ-T008003
CAS No:2724727-15-3
Mol.F.: C18H24N2O4S : HCl
Mol.Wt.: 364.5 : 36.5
Inv. Status: In Stock
Rel. CAS No : 2244986-82-9 (free base)

Tamsulosin EP Impurity D

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CAT No: SZ-T008004
CAS No: 1798904-07-0
Mol.F. : C19H26N2O5S : HCl
Mol.Wt. : 394.5 : 36.5
Inv. Status: In Stock
Rel. CAS No : 1799280-05-9 (free base)
SZ-T008004
CAS No:1798904-07-0
Mol.F.: C19H26N2O5S : HCl
Mol.Wt.:  394.5 : 36.5
Inv. Status: In Stock
Rel. CAS No : 1799280-05-9 (free base)

Tamsulosin EP Impurity E

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CAT No: SZ-T008005
CAS No: 105764-07-6
Mol.F. : C8H9NO4S
Mol.Wt. : 215.2
Inv. Status: In Stock
SZ-T008005
CAS No:105764-07-6
Mol.F.: C8H9NO4S
Mol.Wt.: 215.2
Inv. Status: In Stock

Tamsulosin EP Impurity F

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CAT No: SZ-T008006
CAS No: 1051368-80-9
Mol.F. : C10H15NO2 : HCl
Mol.Wt. : 181.2 : 36.5
Inv. Status: In Stock
Rel. CAS No : 6781-17-5 (free base)
SZ-T008006
CAS No:1051368-80-9
Mol.F.: C10H15NO2 : HCl
Mol.Wt.: 181.2 : 36.5
Inv. Status: In Stock
Rel. CAS No : 6781-17-5 (free base)

Tamsulosin EP Impurity G

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CAT No: SZ-T008007
CAS No: 106463-19-8
Mol.F. : C20H28N2O5S : HCl
Mol.Wt. : 408.5 : 36.5
Inv. Status: In Stock
Rel. CAS No : 106138-88-9 (free base)
SZ-T008007
CAS No:106463-19-8
Mol.F.: C20H28N2O5S : HCl
Mol.Wt.: 408.5 : 36.5
Inv. Status: In Stock
Rel. CAS No : 106138-88-9 (free base)

Tamsulosin EP Impurity H

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CAT No: SZ-T008008
CAS No: 1329611-47-3
Mol.F. : C20H27NO3
Mol.Wt. : 329.4
Inv. Status: In Stock
SZ-T008008
CAS No:1329611-47-3
Mol.F.: C20H27NO3
Mol.Wt.: 329.4
Inv. Status: In Stock

Tamsulosin EP Impurity I

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CAT No: SZ-T008009
CAS No: 3259-03-8
Mol.F. : C10H13BrO2
Mol.Wt. : 245.1
Inv. Status: In Stock
SZ-T008009
CAS No:3259-03-8
Mol.F.: C10H13BrO2
Mol.Wt.: 245.1
Inv. Status: In Stock

Tamsulosin Hydrochloride

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CAT No: SZ-T008010
CAS No: 106463-17-6
Mol.F. : C20H28N2O5S : HCl
Mol.Wt. : 408.5 : 36.5
Inv. Status: In Stock
Rel. CAS No : 106133-20-4 (free base)
SZ-T008010
CAS No:106463-17-6
Mol.F.: C20H28N2O5S : HCl
Mol.Wt.: 408.5 : 36.5
Inv. Status: In Stock
Rel. CAS No : 106133-20-4 (free base)

Tamsulosin Hydrochloride Racemate

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CAT No: SZ-T008011
CAS No: 80223-99-0
Mol.F. : C20H28N2O5S : HCl
Mol.Wt. : 408.5 : 36.5
Inv. Status: Limited Stock
Rel. CAS No : 94666-07-6 (free base)
SZ-T008011
CAS No:80223-99-0
Mol.F.: C20H28N2O5S : HCl
Mol.Wt.: 408.5 : 36.5
Inv. Status: Limited Stock
Rel. CAS No : 94666-07-6 (free base)

Tamsulosin Dimer

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CAT No: SZ-T008012
CAS No: NA
Mol.F. : C40H54N4O10S2
Mol.Wt. : 815.0
Inv. Status: In Stock
SZ-T008012
CAS No:NA
Mol.F.: C40H54N4O10S2
Mol.Wt.: 815.0
Inv. Status: In Stock

Tamsulosin Sulphonamide

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CAT No: SZ-T008013
CAS No: 855298-56-5
Mol.F. : C12H17ClN2O4S
Mol.Wt. : 320.8
Inv. Status: Custom Synthesis
SZ-T008013
CAS No:855298-56-5
Mol.F.: C12H17ClN2O4S
Mol.Wt.: 320.8
Inv. Status: Custom Synthesis

Tmasulosin Ether

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CAT No: SZ-T008014
CAS No: 133261-17-3
Mol.F. : C20H26N2O6S
Mol.Wt. : 422.5
Inv. Status: Custom Synthesis
SZ-T008014
CAS No:133261-17-3
Mol.F.: C20H26N2O6S
Mol.Wt.: 422.5
Inv. Status: Custom Synthesis

Tmasulosin Ether Dimer

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CAT No: SZ-T008015
CAS No: NA
Mol.F. : C32H42N4O10S2
Mol.Wt. : 706.8
Inv. Status: Custom Synthesis
SZ-T008015
CAS No:NA
Mol.F.: C32H42N4O10S2
Mol.Wt.: 706.8
Inv. Status: Custom Synthesis

Tamsulosin Dimer

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CAT No: SZ-T008016
CAS No: NA
Mol.F. : C32H46N4O8S2
Mol.Wt. : 678.9
Inv. Status: Custom Synthesis
SZ-T008016
CAS No:NA
Mol.F.: C32H46N4O8S2
Mol.Wt.: 678.9
Inv. Status: Custom Synthesis

Tamsulosin N-Ethyl

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CAT No: SZ-T008017
CAS No: NA
Mol.F. : C12H20N2O3S
Mol.Wt. : 272.4
Inv. Status: In Stock
SZ-T008017
CAS No:NA
Mol.F.: C12H20N2O3S
Mol.Wt.: 272.4
Inv. Status: In Stock

Tamsulosin Oxo Dimer

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CAT No: SZ-T008018
CAS No: NA
Mol.F. : C32H44N4O9S2
Mol.Wt. : 692.8
Inv. Status: Custom Synthesis
SZ-T008018
CAS No:NA
Mol.F.: C32H44N4O9S2
Mol.Wt.: 692.8
Inv. Status: Custom Synthesis

Tamsulosin Sulfonamide Chloroacetyl 

Picture of Tamsulosin Sulfonamide Chloroacetyl 
CAT No: SZ-T008019
CAS No: NA
Mol.F. : C14H18Cl2N2O5S
Mol.Wt. : 397.3
Inv. Status: Custom Synthesis
SZ-T008019
CAS No:NA
Mol.F.: C14H18Cl2N2O5S
Mol.Wt.: 397.3
Inv. Status: Custom Synthesis

Tamsulosin Diether

Picture of Tamsulosin Diether
CAT No: SZ-T008020
CAS No: NA
Mol.F. : C30H40N2O7S
Mol.Wt. : 572.7
Inv. Status: In Stock
SZ-T008020
CAS No:NA
Mol.F.: C30H40N2O7S
Mol.Wt.: 572.7
Inv. Status: In Stock

Tamsulosin Sulfonic Acid

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CAT No: SZ-T008021
CAS No: 890708-67-5
Mol.F. : C20H27NO6S
Mol.Wt. : 409.5
Inv. Status: In Stock
SZ-T008021
CAS No:890708-67-5
Mol.F.: C20H27NO6S
Mol.Wt.: 409.5
Inv. Status: In Stock

Tamsulosin Impurity 11

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CAT No: SZ-T008022
CAS No: 3251-30-7
Mol.F. : C10H12O4
Mol.Wt. : 196.2
Inv. Status: Limited Stock
SZ-T008022
CAS No:3251-30-7
Mol.F.: C10H12O4
Mol.Wt.: 196.2
Inv. Status: Limited Stock

Tamsulosin Impurity 12

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CAT No: SZ-T008023
CAS No: NA
Mol.F. : C28H34N2O6S
Mol.Wt. : 526.6
Inv. Status: Custom Synthesis
SZ-T008023
CAS No:NA
Mol.F.: C28H34N2O6S
Mol.Wt.: 526.6
Inv. Status: Custom Synthesis

Tamsulosin Impurity 13

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CAT No: SZ-T008024
CAS No: 35193-64-7
Mol.F. : C20H13O4P
Mol.Wt. : 348.3
Inv. Status: Custom Synthesis
Rel. CAS No : 1271194-51-4 (sodium salt) ; 183846-71-1 (potassium salt)
SZ-T008024
CAS No:35193-64-7
Mol.F.: C20H13O4P
Mol.Wt.: 348.3
Inv. Status: Custom Synthesis
Rel. CAS No : 1271194-51-4 (sodium salt) ; 183846-71-1 (potassium salt)

Tamsulosin Impurity 14

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CAT No: SZ-T008025
CAS No: 116091-63-5
Mol.F. : C10H13NO4S
Mol.Wt. : 243.3
Inv. Status: Custom Synthesis
SZ-T008025
CAS No:116091-63-5
Mol.F.: C10H13NO4S
Mol.Wt.: 243.3
Inv. Status: Custom Synthesis

Tamsulosin Impurity 1

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CAT No: SZ-T008026
CAS No: 944395-49-7
Mol.F. : C10H14N2O4S
Mol.Wt. : 258.3
Inv. Status: Custom Synthesis
SZ-T008026
CAS No:944395-49-7
Mol.F.: C10H14N2O4S
Mol.Wt.: 258.3
Inv. Status: Custom Synthesis

Tamsulosin Impurity 2

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CAT No: SZ-T008027
CAS No: 890708-64-2
Mol.F. : C18H23NO4S
Mol.Wt. : 349.4
Inv. Status: Custom Synthesis
SZ-T008027
CAS No:890708-64-2
Mol.F.: C18H23NO4S
Mol.Wt.: 349.4
Inv. Status: Custom Synthesis

Tamsulosin

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CAT No: SZ-T008029
CAS No: 106133-20-4
Mol.F. : C20H28N2O5S
Mol.Wt. : 408.5
Inv. Status: Custom Synthesis
SZ-T008029
CAS No:106133-20-4
Mol.F.: C20H28N2O5S
Mol.Wt.: 408.5
Inv. Status: Custom Synthesis

N-Benzyl-Tamsulosin

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CAT No: SZ-T008030
CAS No: 1027854-97-2
Mol.F. : C27H34N2O5S
Mol.Wt. : 498.6
Inv. Status: In Stock
SZ-T008030
CAS No:1027854-97-2
Mol.F.: C27H34N2O5S
Mol.Wt.: 498.6
Inv. Status: In Stock

Tamsulosin Impurity 3

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CAT No: SZ-T008031
CAS No: 896468-69-2
Mol.F. : C12H15Cl2NO4S
Mol.Wt. : 340.2
Inv. Status: Custom Synthesis
SZ-T008031
CAS No:896468-69-2
Mol.F.: C12H15Cl2NO4S
Mol.Wt.: 340.2
Inv. Status: Custom Synthesis

Tamsulosin Impurity 4

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CAT No: SZ-T008032
CAS No: 896468-68-1
Mol.F. : C12H16ClNO2
Mol.Wt. : 241.7
Inv. Status: Custom Synthesis
SZ-T008032
CAS No:896468-68-1
Mol.F.: C12H16ClNO2
Mol.Wt.: 241.7
Inv. Status: Custom Synthesis

N-methyl Tamsulosin Impurity 

Picture of N-methyl Tamsulosin Impurity 
CAT No: SZ-T008033
CAS No: NA
Mol.F. : C21H30N2O5S
Mol.Wt. : 422.5
Inv. Status: Custom Synthesis
SZ-T008033
CAS No:NA
Mol.F.: C21H30N2O5S
Mol.Wt.: 422.5
Inv. Status: Custom Synthesis

Tamsulosin Impurity 5

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CAT No: SZ-T008034
CAS No: NA
Mol.F. : C22H32N2O5S
Mol.Wt. : 436.6
Inv. Status: In Stock
SZ-T008034
CAS No:NA
Mol.F.: C22H32N2O5S
Mol.Wt.: 436.6
Inv. Status: In Stock

Tamsulosin Impurity 6

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CAT No: SZ-T008035
CAS No: NA
Mol.F. : C20H26O5
Mol.Wt. : 346.4
Inv. Status: Custom Synthesis
SZ-T008035
CAS No:NA
Mol.F.: C20H26O5
Mol.Wt.: 346.4
Inv. Status: Custom Synthesis

Tamsulosin Impurity 7

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CAT No: SZ-T008036
CAS No: 92119-04-5
Mol.F. : C12H14O4
Mol.Wt. : 222.2
Inv. Status: Custom Synthesis
SZ-T008036
CAS No:92119-04-5
Mol.F.: C12H14O4
Mol.Wt.: 222.2
Inv. Status: Custom Synthesis

Tamsulosin Impurity 8

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CAT No: SZ-T008037
CAS No: 176223-30-6
Mol.F. : C18H24N2O5S
Mol.Wt. : 380.5
Inv. Status: Custom Synthesis
SZ-T008037
CAS No:176223-30-6
Mol.F.: C18H24N2O5S
Mol.Wt.: 380.5
Inv. Status: Custom Synthesis

Tamsulosin Impurity 9

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CAT No: SZ-T008038
CAS No: 72955-82-9
Mol.F. : C10H15NO2
Mol.Wt. : 181.2
Inv. Status: Custom Synthesis
SZ-T008038
CAS No:72955-82-9
Mol.F.: C10H15NO2
Mol.Wt.: 181.2
Inv. Status: Custom Synthesis

S(+) Tamsulodin Sulfonamide

Picture of S(+) Tamsulodin Sulfonamide
CAT No: SZ-T008039
CAS No: 119714-13-5
Mol.F. : C10H16N2O3S
Mol.Wt. : 244.3
Inv. Status: Custom Synthesis
SZ-T008039
CAS No:119714-13-5
Mol.F.: C10H16N2O3S
Mol.Wt.: 244.3
Inv. Status: Custom Synthesis

Tamsulosin Impurity 10

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CAT No: SZ-T008040
CAS No: 3250-73-5
Mol.F. : C10H14O3
Mol.Wt. : 182.2
Inv. Status: Custom Synthesis
SZ-T008040
CAS No:3250-73-5
Mol.F.: C10H14O3
Mol.Wt.: 182.2
Inv. Status: Custom Synthesis

Tamsulosin Impurity 11

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CAT No: SZ-T008041
CAS No: 26690-39-1
Mol.F. : C10H13BrO2
Mol.Wt. : 245.1
Inv. Status: Custom Synthesis
SZ-T008041
CAS No:26690-39-1
Mol.F.: C10H13BrO2
Mol.Wt.: 245.1
Inv. Status: Custom Synthesis

Tamsulosin Impurity 12

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CAT No: SZ-T008042
CAS No: 54646-18-3
Mol.F. : C10H13BrO2
Mol.Wt. : 245.1
Inv. Status: Custom Synthesis
SZ-T008042
CAS No:54646-18-3
Mol.F.: C10H13BrO2
Mol.Wt.: 245.1
Inv. Status: Custom Synthesis

Tamsulosin Impurity 13

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CAT No: SZ-T008043
CAS No: 136383-33-0
Mol.F. : C10H12Br2O2
Mol.Wt. : 324.0
Inv. Status: Custom Synthesis
SZ-T008043
CAS No:136383-33-0
Mol.F.: C10H12Br2O2
Mol.Wt.: 324.0
Inv. Status: Custom Synthesis

Tamsulosin Impurity 14

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CAT No: SZ-T008044
CAS No: 5471-84-1
Mol.F. : C10H12Br2O2
Mol.Wt. : 324.0
Inv. Status: Custom Synthesis
SZ-T008044
CAS No:5471-84-1
Mol.F.: C10H12Br2O2
Mol.Wt.: 324.0
Inv. Status: Custom Synthesis

Tamsulosin Impurity 15

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CAT No: SZ-T008045
CAS No: NA
Mol.F. : C20H24Br2O4
Mol.Wt. : 488.2
Inv. Status: Custom Synthesis
SZ-T008045
CAS No:NA
Mol.F.: C20H24Br2O4
Mol.Wt.: 488.2
Inv. Status: Custom Synthesis

Tamsulosin Impurity 16

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CAT No: SZ-T008046
CAS No: 589-10-6
Mol.F. : C8H9BrO
Mol.Wt. : 201.1
Inv. Status: Custom Synthesis
SZ-T008046
CAS No:589-10-6
Mol.F.: C8H9BrO
Mol.Wt.: 201.1
Inv. Status: Custom Synthesis

Tamsulosin Impurity 17

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CAT No: SZ-T008047
CAS No: 4463-59-6
Mol.F. : C9H11BrO2
Mol.Wt. : 231.1
Inv. Status: Custom Synthesis
SZ-T008047
CAS No:4463-59-6
Mol.F.: C9H11BrO2
Mol.Wt.: 231.1
Inv. Status: Custom Synthesis

Tamsulosin Impurity 18

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CAT No: SZ-T008048
CAS No: NA
Mol.F. : C22H32N2O5S
Mol.Wt. : 436.6
Inv. Status: In Stock
SZ-T008048
CAS No:NA
Mol.F.: C22H32N2O5S
Mol.Wt.: 436.6
Inv. Status: In Stock

Stable Isotopes And Metabolites

Tamsulosin D4

Picture of Tamsulosin D4
CAT No: SZ-T008D01
CAS No: 1231943-97-7
Mol.F. : C20H24D4N2O5S
Mol.Wt. : 412.5
Inv. Status: Custom Synthesis
SZ-T008D01
CAS No:1231943-97-7
Mol.F.: C20H24D4N2O5S
Mol.Wt.: 412.5
Inv. Status: Custom Synthesis

(R)-(-)-Tamsulosin-d5 HCl (ethoxy-d5)

Picture of (R)-(-)-Tamsulosin-d5 HCl (ethoxy-d5)
CAT No: SZ-T008D02
CAS No: NA
Mol.F. : C20H23D5N2O5S
Mol.Wt. : 413.5
Inv. Status: Custom Synthesis
SZ-T008D02
CAS No:NA
Mol.F.: C20H23D5N2O5S
Mol.Wt.: 413.5
Inv. Status: Custom Synthesis

N-Nitroso Racemic Tamsulosin-D3

Picture of N-Nitroso Racemic Tamsulosin-D3
CAT No: SZ-T008D03
CAS No: NA
Mol.F. : C20H24D3N3O6S
Mol.Wt. : 440.5
Inv. Status: Custom Synthesis
SZ-T008D03
CAS No:NA
Mol.F.: C20H24D3N3O6S
Mol.Wt.: 440.5
Inv. Status: Custom Synthesis

Possible Nitroso Standards

N-Nitroso Tamsulosin Impurity

Picture of N-Nitroso Tamsulosin Impurity
CAT No: SZ-T008028
CAS No: 2892260-31-8
Mol.F. : C20H27N3O6S
Mol.Wt. : 437.5
Inv. Status: In Stock
SZ-T008028
CAS No:2892260-31-8
Mol.F.: C20H27N3O6S
Mol.Wt.: 437.5
Inv. Status: In Stock