Clindamycin Impurity 4

SZ CAT No:	SZ-C076053
CAS No	NA
Mol.F.	C23H39NO2
Mol.Wt.	361.6
Inv. Status	Custom Synthesis

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Chemical Name: Ethyl 2-(pyridin-4-yl)hexadecanoate

Shipping Temperature: Ambient

HSN Code: 38229010

Country of Origin: India

Smiles: O=C(OCC)C(CCCCCCCCCCCCCC)C1=CC=NC=C1

Clindamycin Impurity 4 is chemically Ethyl 2-(pyridin-4-yl)hexadecanoate. Clindamycin Impurity 4 is supplied with detailed characterization data compliant with regulatory guideline. Clindamycin Impurity 4 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 Clindamycin.

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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Clindamycin 2,4-Dipalmitate

SZ CAT No:	: SZ-C076030
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Clindamycin Palmitate Hydrochloride

SZ CAT No:	: SZ-C076029
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Mol.F.	: C34H63ClN2O6S : HCl
Mol.Wt.	: 663.4 : 36.5
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Clindamycin 2-Phosphate Sulfoxide

SZ CAT No:	: SZ-C076033
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Mol.F.	: C18H34ClN2O9PS
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Clindamycin 3-Palmitate

SZ CAT No:	: SZ-C076019
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Mol.F.	: C34H63ClN2O6S
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Clindamycin 4-Palmitate

SZ CAT No:	: SZ-C076031
CAS No	: NA
Mol.F.	: C34H63ClN2O6S
Mol.Wt.	: 663.4
Inv. Status	: Custom Synthesis

Clindamycin B 3-phosphate

SZ CAT No:	: SZ-C076036
CAS No	: NA
Mol.F.	: C17H32ClN2O8PS
Mol.Wt.	: 490.9
Inv. Status	: Custom Synthesis

Clindamycin B Palmitate

SZ CAT No:	: SZ-C076018
CAS No	: 68206-99-5
Mol.F.	: C33H61ClN2O6S
Mol.Wt.	: 649.4
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Clindamycin D3 Hydrochloride

SZ CAT No:	: SZ-C076D01
CAS No	: 1356933-72-6
Mol.F.	: C18H30D3ClN2O5S : HCl
Mol.Wt.	: 428 : 36.5
Inv. Status	: Custom Synthesis
Rel. CAS No	: 1356992-88-5 (free base)

Clindamycin Dehydro Impurity (Cis + Trans Isomer)

SZ CAT No:	: SZ-C076082
CAS No	: 1228546-45-9
Mol.F.	: C18H32N2O5S
Mol.Wt.	: 388.5
Inv. Status	: In Stock

Clindamycin Dehydro Impurity (Cis Isomer)

SZ CAT No:	: SZ-C076016
CAS No	: 198080-64-7
Mol.F.	: C18H32N2O5S
Mol.Wt.	: 388.5
Inv. Status	: Custom Synthesis

Clindamycin Dehydro Impurity (Trans Isomer)

SZ CAT No:	: SZ-C076081
CAS No	: NA
Mol.F.	: C18H32N2O5S
Mol.Wt.	: 388.5
Inv. Status	: Custom Synthesis

Clindamycin Diastereomer 2-Phosphate

SZ CAT No:	: SZ-C076070
CAS No	: 1800297-62-4
Mol.F.	: C18H34ClN2O8PS
Mol.Wt.	: 505.0
Inv. Status	: Custom Synthesis

Clindamycin Heptadecanoate

SZ CAT No:	: SZ-C076020
CAS No	: 1123211-69-7
Mol.F.	: C35H65ClN2O6S
Mol.Wt.	: 677.4
Inv. Status	: Custom Synthesis

Clindamycin Hydrochloride

SZ CAT No:	: SZ-C076079
CAS No	: 21462-39-5
Mol.F.	: C18H33ClN2O5S : HCl
Mol.Wt.	: 425.0 : 36.5
Inv. Status	: In Stock
Rel. CAS No	: 18323-44-9 (free base) ; 58207-19-5 (hydrochloride hydrate)
Rel. CAT No	: SZ-C076006 , SZ-C076086 ,

Clindamycin EP Impurity E

SZ CAT No:	: SZ-C076078
CAS No	: 1440605-51-5
Mol.F.	: C18H31ClN2O5S
Mol.Wt.	: 423.0
Inv. Status	: Custom Synthesis

Clindamycin EP Impurity F

SZ CAT No:	: SZ-C076077
CAS No	: 1440605-46-8
Mol.F.	: C18H33ClN2O5S
Mol.Wt.	: 425.0
Inv. Status	: Custom Synthesis

Clindamycin Impurity (4-Chloro)

SZ CAT No:	: SZ-C076017
CAS No	: NA
Mol.F.	: C18H32Cl2N2O4S
Mol.Wt.	: 443.4
Inv. Status	: Custom Synthesis

Clindamycin Impurity (Sulfone)

SZ CAT No:	: SZ-C076015
CAS No	: 887402-22-4
Mol.F.	: C18H33ClN2O7S
Mol.Wt.	: 457.0
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Clindamycin Impurity 1

SZ CAT No:	: SZ-C076050
CAS No	: NA
Mol.F.	: C17H32ClN2O8PS
Mol.Wt.	: 490.9
Inv. Status	: Custom Synthesis

Clindamycin Impurity 10

SZ CAT No:	: SZ-C076055
CAS No	: NA
Mol.F.	: C18H33ClN2O5S
Mol.Wt.	: 425.0
Inv. Status	: Custom Synthesis

Clindamycin Impurity 11

SZ CAT No:	: SZ-C076056
CAS No	: NA
Mol.F.	: C18H33ClN2O5S
Mol.Wt.	: 425.0
Inv. Status	: Custom Synthesis

Clindamycin Impurity 12

SZ CAT No:	: SZ-C076057
CAS No	: NA
Mol.F.	: C18H32Cl2N2O4S
Mol.Wt.	: 443.4
Inv. Status	: Custom Synthesis

Clindamycin Impurity 13

SZ CAT No:	: SZ-C076058
CAS No	: NA
Mol.F.	: C18H30Cl4N2O2S
Mol.Wt.	: 480.3
Inv. Status	: Custom Synthesis

Clindamycin Impurity 14

SZ CAT No:	: SZ-C076059
CAS No	: NA
Mol.F.	: C18H32Cl2N2O4S
Mol.Wt.	: 443.4
Inv. Status	: Custom Synthesis

Clindamycin Impurity 15

SZ CAT No:	: SZ-C076060
CAS No	: NA
Mol.F.	: C18H33ClN2O5S
Mol.Wt.	: 425.0
Inv. Status	: Custom Synthesis

Clindamycin Impurity 16

SZ CAT No:	: SZ-C076061
CAS No	: 22965-79-3
Mol.F.	: C9H18ClNO4S
Mol.Wt.	: 271.8
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Clindamycin Impurity 17

SZ CAT No:	: SZ-C076062
CAS No	: NA
Mol.F.	: C26H40Cl2N2O6S
Mol.Wt.	: 579.6
Inv. Status	: Custom Synthesis

Clindamycin Impurity 18

SZ CAT No:	: SZ-C076063
CAS No	: NA
Mol.F.	: C42H69ClN2O7S : HCl
Mol.Wt.	: 781.5 : 36.5
Inv. Status	: Custom Synthesis

Clindamycin Impurity 19

SZ CAT No:	: SZ-C076064
CAS No	: NA
Mol.F.	: C34H63ClN2O6S
Mol.Wt.	: 663.4
Inv. Status	: Custom Synthesis

Clindamycin Impurity 2

SZ CAT No:	: SZ-C076051
CAS No	: NA
Mol.F.	: C33H59ClN2O6S
Mol.Wt.	: 647.4
Inv. Status	: Custom Synthesis

Clindamycin Impurity 20

SZ CAT No:	: SZ-C076065
CAS No	: 2090590-93-3
Mol.F.	: C9H13NO
Mol.Wt.	: 151.2
Inv. Status	: Custom Synthesis

Clindamycin Impurity 21

SZ CAT No:	: SZ-C076066
CAS No	: NA
Mol.F.	: C18H31ClN2O5S
Mol.Wt.	: 423.0
Inv. Status	: Custom Synthesis

Clindamycin Impurity 22

SZ CAT No:	: SZ-C076067
CAS No	: NA
Mol.F.	: C18H34ClN2O10PS
Mol.Wt.	: 537.0
Inv. Status	: Custom Synthesis

Clindamycin Impurity 23

SZ CAT No:	: SZ-C076068
CAS No	: NA
Mol.F.	: C18H34ClN2O11PS
Mol.Wt.	: 553.0
Inv. Status	: Custom Synthesis

Clindamycin Impurity 24

SZ CAT No:	: SZ-C076083
CAS No	: 2682142-13-6
Mol.F.	: C9H19ClNO7PS
Mol.Wt.	: 351.7
Inv. Status	: Custom Synthesis

Clindamycin Impurity 3

SZ CAT No:	: SZ-C076052
CAS No	: NA
Mol.F.	: C33H61ClN2O6S
Mol.Wt.	: 649.4
Inv. Status	: Custom Synthesis

Clindamycin Impurity 4

SZ CAT No:	: SZ-C076053
CAS No	: NA
Mol.F.	: C23H39NO2
Mol.Wt.	: 361.6
Inv. Status	: Custom Synthesis

Clindamycin Impurity 9

SZ CAT No:	: SZ-C076054
CAS No	: 906126-31-6
Mol.F.	: C37H67ClN2O6S
Mol.Wt.	: 703.5
Inv. Status	: Custom Synthesis

Clindamycin EP Impurity B

SZ CAT No:	: SZ-C076048
CAS No	: 18323-43-8
Mol.F.	: C17H31ClN2O5S
Mol.Wt.	: 411.0
Inv. Status	: In Stock

Clindamycin EP Impurity C

SZ CAT No:	: SZ-C076049
CAS No	: 16684-06-3
Mol.F.	: C18H33ClN2O5S
Mol.Wt.	: 425.0
Inv. Status	: Custom Synthesis
Rel. CAS No	: 17431-55-9 (HCl salt) ; 22276-60-4 (hydrochloride hydrate)

Clindamycin Laurate

SZ CAT No:	: SZ-C076021
CAS No	: 763863-68-9
Mol.F.	: C30H55ClN2O6S
Mol.Wt.	: 607.3
Inv. Status	: Custom Synthesis

Clindamycin Myristate

SZ CAT No:	: SZ-C076022
CAS No	: 1123211-66-4
Mol.F.	: C32H59ClN2O6S
Mol.Wt.	: 635.4
Inv. Status	: Custom Synthesis

Clindamycin N-Oxide

SZ CAT No:	: SZ-C076034
CAS No	: NA
Mol.F.	: C18H33ClN2O6S
Mol.Wt.	: 441.0
Inv. Status	: Custom Synthesis

Clindamycin Palmitate Sulfoxide

SZ CAT No:	: SZ-C076073
CAS No	: 1123211-65-3
Mol.F.	: C34H63ClN2O7S
Mol.Wt.	: 679.4
Inv. Status	: Custom Synthesis

Clindamycin Pentadecanoate

SZ CAT No:	: SZ-C076023
CAS No	: 1123211-67-5
Mol.F.	: C33H61ClN2O6S
Mol.Wt.	: 649.4
Inv. Status	: Custom Synthesis

Clindamycin Phosphate EP Impurity A

SZ CAT No:	: SZ-C076002
CAS No	: 154-21-2
Mol.F.	: C18H34N2O6S
Mol.Wt.	: 406.5
Inv. Status	: In Stock

Clindamycin Phosphate EP Impurity B

SZ CAT No:	: SZ-C076003
CAS No	: 54887-31-9
Mol.F.	: C17H32ClN2O8PS
Mol.Wt.	: 490.9
Inv. Status	: In Stock

Clindamycin Phosphate EP Impurity C

SZ CAT No:	: SZ-C076004
CAS No	: NA
Mol.F.	: C18H34ClN2O8PS
Mol.Wt.	: 505.0
Inv. Status	: Under Synthesis
Rel. CAS No	: 28708-34-1

Clindamycin Phosphate EP Impurity D

SZ CAT No:	: SZ-C076005
CAS No	: NA
Mol.F.	: C18H34ClN2O8PS
Mol.Wt.	: 505.0
Inv. Status	: In Stock

Clindamycin Phosphate EP Impurity E

SZ CAT No:	: SZ-C076006
CAS No	: 18323-44-9
Mol.F.	: C18H33ClN2O5S
Mol.Wt.	: 425.0
Inv. Status	: In Stock
Rel. CAS No	: 21462-39-5 (HCl salt) ; 58207-19-5 (hydrochloride hydrate)
Rel. CAT No	: SZ-C076079 , SZ-C076086 ,

Clindamycin Phosphate EP Impurity F

SZ CAT No:	: SZ-C076007
CAS No	: 1228573-93-0
Mol.F.	: C18H35N2O9PS
Mol.Wt.	: 486.5
Inv. Status	: In Stock

Clindamycin Phosphate EP Impurity G

SZ CAT No:	: SZ-C076008
CAS No	: NA
Mol.F.	: C18H33N2O8PS
Mol.Wt.	: 468.5
Inv. Status	: In Stock

Clindamycin Phosphate EP Impurity H

SZ CAT No:	: SZ-C076009
CAS No	: NA
Mol.F.	: C18H35ClN2O11P2S
Mol.Wt.	: 585.0
Inv. Status	: Custom Synthesis

Clindamycin Phosphate EP Impurity I

SZ CAT No:	: SZ-C076010
CAS No	: NA
Mol.F.	: C18H35ClN2O11P2S
Mol.Wt.	: 584.9
Inv. Status	: In Stock

Clindamycin Phosphate EP Impurity J

SZ CAT No:	: SZ-C076011
CAS No	: 1309349-64-1
Mol.F.	: C18H32ClN2O8PS
Mol.Wt.	: 502.9
Inv. Status	: In Stock

Clindamycin Phosphate EP Impurity K

SZ CAT No:	: SZ-C076012
CAS No	: NA
Mol.F.	: C36H66Cl2N4O15P2S2
Mol.Wt.	: 992.0
Inv. Status	: Custom Synthesis

Clindamycin Phosphate EP Impurity L

SZ CAT No:	: SZ-C076013
CAS No	: 620181-05-7
Mol.F.	: C18H34ClN2O8PS
Mol.Wt.	: 505.0
Inv. Status	: In Stock

Clindamycin Phosphate Impurity 1

SZ CAT No:	: SZ-C076037
CAS No	: 648910-17-2
Mol.F.	: C21H36Cl3N2O6PS
Mol.Wt.	: 581.9
Inv. Status	: Custom Synthesis

Clindamycin Phosphate Impurity 10

SZ CAT No:	: SZ-C076046
CAS No	: NA
Mol.F.	: C18H33ClN2O10PS : Na
Mol.Wt.	: 536.0 : 23.0
Inv. Status	: Custom Synthesis

Clindamycin Phosphate Impurity 11

SZ CAT No:	: SZ-C076047
CAS No	: NA
Mol.F.	: C18H34ClN2O9PS
Mol.Wt.	: 521.0
Inv. Status	: Custom Synthesis

Clindamycin Phosphate Impurity 2

SZ CAT No:	: SZ-C076038
CAS No	: NA
Mol.F.	: C18H33Cl2N2O7PS
Mol.Wt.	: 523.4
Inv. Status	: Custom Synthesis

Clindamycin Phosphate Impurity 3

SZ CAT No:	: SZ-C076039
CAS No	: NA
Mol.F.	: C18H33Cl2N2O7PS
Mol.Wt.	: 523.4
Inv. Status	: Custom Synthesis

Clindamycin Phosphate Impurity 4

SZ CAT No:	: SZ-C076040
CAS No	: NA
Mol.F.	: C18H33N2O8PS
Mol.Wt.	: 468.5
Inv. Status	: Custom Synthesis

Clindamycin Phosphate Impurity 5

SZ CAT No:	: SZ-C076041
CAS No	: NA
Mol.F.	: C18H33N2O8PS
Mol.Wt.	: 468.5
Inv. Status	: Custom Synthesis

Clindamycin Phosphate Impurity 6

SZ CAT No:	: SZ-C076042
CAS No	: NA
Mol.F.	: C17H32ClN2O8PS
Mol.Wt.	: 490.9
Inv. Status	: Custom Synthesis

Clindamycin Phosphate Impurity 7

SZ CAT No:	: SZ-C076043
CAS No	: NA
Mol.F.	: C18H32ClN2O7PS
Mol.Wt.	: 486.9
Inv. Status	: Custom Synthesis

Clindamycin Phosphate Impurity 8

SZ CAT No:	: SZ-C076044
CAS No	: NA
Mol.F.	: C18H32ClN2O7PS
Mol.Wt.	: 486.9
Inv. Status	: Custom Synthesis

Clindamycin Phosphate Impurity 9

SZ CAT No:	: SZ-C076045
CAS No	: NA
Mol.F.	: C18H32ClN2O7PS
Mol.Wt.	: 486.9
Inv. Status	: Custom Synthesis

Clindamycin phosphate Sulfoxide Isomer-A

SZ CAT No:	: SZ-C076075
CAS No	: 887402-21-3
Mol.F.	: C18H34ClN2O9PS
Mol.Wt.	: 521.0
Inv. Status	: Custom Synthesis

Clindamycin phosphate Sulfoxide Isomer-B

SZ CAT No:	: SZ-C076076
CAS No	: 887402-20-2
Mol.F.	: C18H34ClN2O9PS
Mol.Wt.	: 521.0
Inv. Status	: Custom Synthesis

Clindamycin Pyrophosphate

SZ CAT No:	: SZ-C076080
CAS No	: NA
Mol.F.	: C18H35ClN2O11P2S
Mol.Wt.	: 584.9
Inv. Status	: Custom Synthesis

Clindamycin Stearate HCl

SZ CAT No:	: SZ-C076024
CAS No	: 1123211-70-0
Mol.F.	: C36H67ClN2O6S
Mol.Wt.	: 691.5
Inv. Status	: Custom Synthesis

Clindamycin Sulfoxide

SZ CAT No:	: SZ-C076014
CAS No	: 22431-46-5
Mol.F.	: C18H33ClN2O6S
Mol.Wt.	: 441.0
Inv. Status	: Custom Synthesis

Clindamycin Sulfoxide 2-Palmitate Isomer

SZ CAT No:	: SZ-C076035
CAS No	: NA
Mol.F.	: C34H63ClN2O7S
Mol.Wt.	: 679.4
Inv. Status	: Custom Synthesis

Isopropylidene Clindamycin

SZ CAT No:	: SZ-C076026
CAS No	: 147650-54-2
Mol.F.	: C21H37ClN2O5S
Mol.Wt.	: 465.1
Inv. Status	: Custom Synthesis

Isopropylidene Clindamycin Phosphate

SZ CAT No:	: SZ-C076027
CAS No	: NA
Mol.F.	: C21H38ClN2O8PS
Mol.Wt.	: 545.0
Inv. Status	: Custom Synthesis

Clindamycin Impurity 4

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