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Pharmaceutical Reference Standards

Baricitinib

Picture of Baricitinib
CAT No: SZ-B038001
CAS No: 1187594-09-7
Mol.F. : C16H17N7O2S
Mol.Wt. : 371.4
Inv. Status: In Stock
SZ-B038001
CAS No:1187594-09-7
Mol.F.: C16H17N7O2S 
Mol.Wt.: 371.4
Inv. Status: In Stock

Acetamide Baricitinib Impurity

Picture of Acetamide Baricitinib Impurity
CAT No: SZ-B038002
CAS No: 2271228-51-2
Mol.F. : C16H19N7O3S
Mol.Wt. : 389.4
Inv. Status: In Stock
SZ-B038002
CAS No:2271228-51-2
Mol.F.: C16H19N7O3S 
Mol.Wt.: 389.4
Inv. Status: In Stock

Baricitinib Acetic Acid Impurity

Picture of Baricitinib Acetic Acid Impurity
CAT No: SZ-B038003
CAS No: 2271228-52-3
Mol.F. : C16H18N6O4S
Mol.Wt. : 390.4
Inv. Status: Custom Synthesis
SZ-B038003
CAS No:2271228-52-3
Mol.F.: C16H18N6O4S
Mol.Wt.: 390.4
Inv. Status: Custom Synthesis

N-7-Hydroxymethyl Baricitinib

Picture of N-7-Hydroxymethyl Baricitinib
CAT No: SZ-B038004
CAS No: 1187595-89-6
Mol.F. : C17H19N7O3S
Mol.Wt. : 401.5
Inv. Status: Limited Stock
SZ-B038004
CAS No:1187595-89-6
Mol.F.: C17H19N7O3S 
Mol.Wt.: 401.5
Inv. Status: Limited Stock

Baricitinib Impurity 5

Picture of Baricitinib Impurity 5
CAT No: SZ-B038006
CAS No: NA
Mol.F. : C26H29N11O4S2
Mol.Wt. : 623.7
Inv. Status: Custom Synthesis
SZ-B038006
CAS No:NA
Mol.F.: C26H29N11O4S2
Mol.Wt.: 623.7
Inv. Status: Custom Synthesis

Baricitinib Impurity A

Picture of Baricitinib Impurity A
CAT No: SZ-B038007
CAS No: 1187595-85-2
Mol.F. : C7H10N2O2S
Mol.Wt. : 186.2
Inv. Status: In Stock
SZ-B038007
CAS No:1187595-85-2
Mol.F.: C7H10N2O2S
Mol.Wt.: 186.2
Inv. Status: In Stock

Baricitinib Impurity B

Picture of Baricitinib Impurity B
CAT No: SZ-B038008
CAS No: 3680-69-1
Mol.F. : C6H4ClN3
Mol.Wt. : 153.6
Inv. Status: In Stock
SZ-B038008
CAS No:3680-69-1
Mol.F.: C6H4ClN3
Mol.Wt.: 153.6
Inv. Status: In Stock

Baricitinib Impurity C

Picture of Baricitinib Impurity C
CAT No: SZ-B038009
CAS No: 2055723-13-0
Mol.F. : C21H25N7O4S
Mol.Wt. : 471.5
Inv. Status: In Stock
SZ-B038009
CAS No:2055723-13-0
Mol.F.: C21H25N7O4S
Mol.Wt.: 471.5
Inv. Status: In Stock

Baricitinib Impurity 6

Picture of Baricitinib Impurity 6
CAT No: SZ-B038010
CAS No: 1627504-43-1
Mol.F. : C14H13N7 : 2HCl
Mol.Wt. : 279.3 : 2(36.5)
Inv. Status: In Stock
Rel. CAS No : 1187594-16-6 (free base)
SZ-B038010
CAS No:1627504-43-1
Mol.F.: C14H13N7 : 2HCl
Mol.Wt.: 279.3 : 2(36.5)
Inv. Status: In Stock
Rel. CAS No : 1187594-16-6 (free base)

Baricitinib Impurity VIII

Picture of Baricitinib Impurity VIII
CAT No: SZ-B038011
CAS No: 2402776-80-9
Mol.F. : C17H20N6O4S
Mol.Wt. : 404.4
Inv. Status: Custom Synthesis
SZ-B038011
CAS No:2402776-80-9
Mol.F.: C17H20N6O4S
Mol.Wt.: 404.4
Inv. Status: Custom Synthesis

Baricitinib Impurity IV

Picture of Baricitinib Impurity IV
CAT No: SZ-B038012
CAS No: 1187594-34-8
Mol.F. : C17H19N7O2S
Mol.Wt. : 385.4
Inv. Status: In Stock
SZ-B038012
CAS No:1187594-34-8
Mol.F.: C17H19N7O2S
Mol.Wt.: 385.4
Inv. Status: In Stock

Baricitinib Impurity VII

Picture of Baricitinib Impurity VII
CAT No: SZ-B038013
CAS No: 1187594-35-9
Mol.F. : C18H21N7O2S
Mol.Wt. : 399.5
Inv. Status: Custom Synthesis
SZ-B038013
CAS No:1187594-35-9
Mol.F.: C18H21N7O2S
Mol.Wt.: 399.5
Inv. Status: Custom Synthesis

Baricitinib Impurity III

Picture of Baricitinib Impurity III
CAT No: SZ-B038014
CAS No: NA
Mol.F. : C22H20N10O2S
Mol.Wt. : 488.5
Inv. Status: Custom Synthesis
SZ-B038014
CAS No:NA
Mol.F.: C22H20N10O2S
Mol.Wt.: 488.5
Inv. Status: Custom Synthesis

Baricitinib Impurity 7

Picture of Baricitinib Impurity 7
CAT No: SZ-B038015
CAS No: 1627504-41-9
Mol.F. : C19H21N7O2
Mol.Wt. : 379.4
Inv. Status: Custom Synthesis
SZ-B038015
CAS No:1627504-41-9
Mol.F.: C19H21N7O2
Mol.Wt.: 379.4
Inv. Status: Custom Synthesis

Baricitinib Impurity V

Picture of Baricitinib Impurity V
CAT No: SZ-B038016
CAS No: NA
Mol.F. : C18H21N7O4S2
Mol.Wt. : 463.5
Inv. Status: Custom Synthesis
SZ-B038016
CAS No:NA
Mol.F.: C18H21N7O4S2
Mol.Wt.: 463.5
Inv. Status: Custom Synthesis

Baricitinib Sulfonyl Impurity

Picture of Baricitinib Sulfonyl Impurity
CAT No: SZ-B038017
CAS No: 1187594-13-3
Mol.F. : C22H31N7O3SSi
Mol.Wt. : 501.7
Inv. Status: Custom Synthesis
SZ-B038017
CAS No:1187594-13-3
Mol.F.: C22H31N7O3SSi
Mol.Wt.: 501.7
Inv. Status: Custom Synthesis

Baricitinib Impurity 8

Picture of Baricitinib Impurity 8
CAT No: SZ-B038019
CAS No: 1340173-28-5
Mol.F. : C5H11NO3S
Mol.Wt. : 165.2
Inv. Status: Custom Synthesis
SZ-B038019
CAS No:1340173-28-5
Mol.F.: C5H11NO3S
Mol.Wt.: 165.2
Inv. Status: Custom Synthesis

Baricitinib Impurity 9

Picture of Baricitinib Impurity 9
CAT No: SZ-B038020
CAS No: 1401222-91-0
Mol.F. : C5H9NO3S
Mol.Wt. : 163.2
Inv. Status: Custom Synthesis
SZ-B038020
CAS No:1401222-91-0
Mol.F.: C5H9NO3S
Mol.Wt.: 163.2
Inv. Status: Custom Synthesis

Baricitinib Impurity 10

Picture of Baricitinib Impurity 10
CAT No: SZ-B038021
CAS No: 2075-45-8
Mol.F. : C3H3BrN2
Mol.Wt. : 147
Inv. Status: Custom Synthesis
SZ-B038021
CAS No:2075-45-8
Mol.F.: C3H3BrN2
Mol.Wt.: 147
Inv. Status: Custom Synthesis

Baricitinib Impurity 11

Picture of Baricitinib Impurity 11
CAT No: SZ-B038022
CAS No: 1024120-52-2
Mol.F. : C7H11BrN2O
Mol.Wt. : 219.1
Inv. Status: Custom Synthesis
SZ-B038022
CAS No:1024120-52-2
Mol.F.: C7H11BrN2O
Mol.Wt.: 219.1
Inv. Status: Custom Synthesis

Baricitinib Impurity 12

Picture of Baricitinib Impurity 12
CAT No: SZ-B038023
CAS No: 52133-67-2
Mol.F. : C11H19NO4
Mol.Wt. : 229.3
Inv. Status: Custom Synthesis
SZ-B038023
CAS No:52133-67-2
Mol.F.: C11H19NO4
Mol.Wt.: 229.3
Inv. Status: Custom Synthesis

Baricitinib Impurity 13

Picture of Baricitinib Impurity 13
CAT No: SZ-B038024
CAS No: 7400-05-7
Mol.F. : C10H17N3O3S
Mol.Wt. : 259.3
Inv. Status: Custom Synthesis
SZ-B038024
CAS No:7400-05-7
Mol.F.: C10H17N3O3S
Mol.Wt.: 259.3
Inv. Status: Custom Synthesis

Baricitinib Impurity 14

Picture of Baricitinib Impurity 14
CAT No: SZ-B038025
CAS No: 7400-06-8
Mol.F. : C10H17N3O3
Mol.Wt. : 227.3
Inv. Status: Custom Synthesis
SZ-B038025
CAS No:7400-06-8
Mol.F.: C10H17N3O3
Mol.Wt.: 227.3
Inv. Status: Custom Synthesis

Baricitinib Impurity 15

Picture of Baricitinib Impurity 15
CAT No: SZ-B038026
CAS No: 3680-71-5
Mol.F. : C6H5N3O
Mol.Wt. : 135.1
Inv. Status: Custom Synthesis
SZ-B038026
CAS No:3680-71-5
Mol.F.: C6H5N3O
Mol.Wt.: 135.1
Inv. Status: Custom Synthesis

Baricitinib Impurity 16

Picture of Baricitinib Impurity 16
CAT No: SZ-B038027
CAS No: 2964606-42-4
Mol.F. : C15H17N7O4S
Mol.Wt. : 391.4
Inv. Status: Custom Synthesis
SZ-B038027
CAS No:2964606-42-4
Mol.F.: C15H17N7O4S
Mol.Wt.: 391.4
Inv. Status: Custom Synthesis

Baricitinib Impurity 17

Picture of Baricitinib Impurity 17
CAT No: SZ-B038028
CAS No: 2964606-44-6
Mol.F. : C15H15N7O2S
Mol.Wt. : 357.4
Inv. Status: Custom Synthesis
SZ-B038028
CAS No:2964606-44-6
Mol.F.: C15H15N7O2S
Mol.Wt.: 357.4
Inv. Status: Custom Synthesis

Baricitinib Impurity 18

Picture of Baricitinib Impurity 18
CAT No: SZ-B038029
CAS No: NA
Mol.F. : C15H16N6O4S
Mol.Wt. : 376.4
Inv. Status: Custom Synthesis
SZ-B038029
CAS No:NA
Mol.F.: C15H16N6O4S
Mol.Wt.: 376.4
Inv. Status: Custom Synthesis

Baricitinib Impurity 19

Picture of Baricitinib Impurity 19
CAT No: SZ-B038030
CAS No: NA
Mol.F. : C15H17N7O3S
Mol.Wt. : 375.4
Inv. Status: Custom Synthesis
SZ-B038030
CAS No:NA
Mol.F.: C15H17N7O3S
Mol.Wt.: 375.4
Inv. Status: Custom Synthesis

Baricitinib Impurity 20

Picture of Baricitinib Impurity 20
CAT No: SZ-B038031
CAS No: NA
Mol.F. : C10H14N4O2S
Mol.Wt. : 254.3
Inv. Status: Custom Synthesis
SZ-B038031
CAS No:NA
Mol.F.: C10H14N4O2S
Mol.Wt.: 254.3
Inv. Status: Custom Synthesis

Baricitinib Impurity 21

Picture of Baricitinib Impurity 21
CAT No: SZ-B038032
CAS No: NA
Mol.F. : C20H26N8O4S2
Mol.Wt. : 506.6
Inv. Status: Custom Synthesis
SZ-B038032
CAS No:NA
Mol.F.: C20H26N8O4S2
Mol.Wt.: 506.6
Inv. Status: Custom Synthesis

Baricitinib Impurity 22

Picture of Baricitinib Impurity 22
CAT No: SZ-B038033
CAS No: 1911644-33-1
Mol.F. : C13H15N5O
Mol.Wt. : 257.3
Inv. Status: Custom Synthesis
SZ-B038033
CAS No:1911644-33-1
Mol.F.: C13H15N5O
Mol.Wt.: 257.3
Inv. Status: Custom Synthesis

Baricitinib Impurity 23

Picture of Baricitinib Impurity 23
CAT No: SZ-B038034
CAS No: 1919837-50-5
Mol.F. : C16H25BN4O4S
Mol.Wt. : 380.3
Inv. Status: Custom Synthesis
SZ-B038034
CAS No:1919837-50-5
Mol.F.: C16H25BN4O4S
Mol.Wt.: 380.3
Inv. Status: Custom Synthesis

Baricitinib Impurity 24

Picture of Baricitinib Impurity 24
CAT No: SZ-B038037
CAS No: 1029716-44-6
Mol.F. : C13H23BN2O3
Mol.Wt. : 266.1
Inv. Status: Custom Synthesis
SZ-B038037
CAS No:1029716-44-6
Mol.F.: C13H23BN2O3
Mol.Wt.: 266.1
Inv. Status: Custom Synthesis

Baricitinib Impurity 25

Picture of Baricitinib Impurity 25
CAT No: SZ-B038039
CAS No: 1146629-75-5
Mol.F. : C12H14ClN3O2
Mol.Wt. : 267.7
Inv. Status: Custom Synthesis
SZ-B038039
CAS No:1146629-75-5
Mol.F.: C12H14ClN3O2
Mol.Wt.: 267.7
Inv. Status: Custom Synthesis

Baricitinib Impurity 26

Picture of Baricitinib Impurity 26
CAT No: SZ-B038040
CAS No: 1153949-15-5
Mol.F. : C19H29BN4O4
Mol.Wt. : 388.3
Inv. Status: Custom Synthesis
SZ-B038040
CAS No:1153949-15-5
Mol.F.: C19H29BN4O4
Mol.Wt.: 388.3
Inv. Status: Custom Synthesis

Baricitinib Impurity 27

Picture of Baricitinib Impurity 27
CAT No: SZ-B038041
CAS No: 2102104-38-9
Mol.F. : C20H23N7O2
Mol.Wt. : 393.5
Inv. Status: Custom Synthesis
Rel. CAS No : 2102104-39-0 (HCl salt)
SZ-B038041
CAS No:2102104-38-9
Mol.F.: C20H23N7O2
Mol.Wt.: 393.5
Inv. Status: Custom Synthesis
Rel. CAS No : 2102104-39-0 (HCl salt)

Baricitinib Impurity 28

Picture of Baricitinib Impurity 28
CAT No: SZ-B038042
CAS No: 1187595-90-9
Mol.F. : C22H27N7O4S
Mol.Wt. : 485.6
Inv. Status: Custom Synthesis
SZ-B038042
CAS No:1187595-90-9
Mol.F.: C22H27N7O4S
Mol.Wt.: 485.6
Inv. Status: Custom Synthesis

Stable Isotopes and Metabolites

Baricitinib d5

Picture of Baricitinib d5
CAT No: SZ-B038D01
CAS No: 1564241-79-7
Mol.F. : C16H12D5N7O2S
Mol.Wt. : 376.4
Inv. Status: Limited Stock
SZ-B038D01
CAS No:1564241-79-7
Mol.F.: C16H12D5N7O2S
Mol.Wt.: 376.4
Inv. Status: Limited Stock

Baricitinib d4

Picture of Baricitinib d4
CAT No: SZ-B038D02
CAS No: 1564241-55-9
Mol.F. : C16H13D4N7O2S
Mol.Wt. : 375.4
Inv. Status: Custom Synthesis
SZ-B038D02
CAS No:1564241-55-9
Mol.F.: C16H13D4N7O2S
Mol.Wt.: 375.4
Inv. Status: Custom Synthesis

Possible Nitroso Standards

Baricitinib Nitroso Impurity 1

Picture of Baricitinib Nitroso Impurity 1
CAT No: SZ-B038018
CAS No: NA
Mol.F. : C16H16N8O3S
Mol.Wt. : 400.4
Inv. Status: Custom Synthesis
SZ-B038018
CAS No:NA
Mol.F.: C16H16N8O3S
Mol.Wt.: 400.4
Inv. Status: Custom Synthesis

Baricitinib Nitroso Impurity 2

Picture of Baricitinib Nitroso Impurity 2
CAT No: SZ-B038035
CAS No: NA
Mol.F. : C6H3ClN4O
Mol.Wt. : 182.6
Inv. Status: Custom Synthesis
SZ-B038035
CAS No:NA
Mol.F.: C6H3ClN4O
Mol.Wt.: 182.6
Inv. Status: Custom Synthesis

Baricitinib Nitroso Impurity 3

Picture of Baricitinib Nitroso Impurity 3
CAT No: SZ-B038036
CAS No: NA
Mol.F. : C3H2BrN3O
Mol.Wt. : 176.0
Inv. Status: Custom Synthesis
SZ-B038036
CAS No:NA
Mol.F.: C3H2BrN3O
Mol.Wt.: 176.0
Inv. Status: Custom Synthesis

Baricitinib Nitroso Impurity 4

Picture of Baricitinib Nitroso Impurity 4
CAT No: SZ-B038038
CAS No: NA
Mol.F. : C14H12N8O
Mol.Wt. : 308.3
Inv. Status: Custom Synthesis
SZ-B038038
CAS No:NA
Mol.F.: C14H12N8O
Mol.Wt.: 308.3
Inv. Status: Custom Synthesis