Tofacitinib is used to treat psoriatic arthritis and moderate-to-severe forms of rheumatoid arthritis. It is sold under the brand Xeljanz. Reference standards of Tofacitinib API,and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below.
Tofacitinib N-hydroxy impurity
Catalogue No.:PA 47 13620
CAS :
Molecular Formula : C13H19N5O
Molecular Weight : 261.33
Tofacitinib
Catalogue No.:PA 73 06000
Molecular Formula : C16H20N6O
Molecular Weight : 312.38
5,6-Dihydro Tofacitinib
Catalogue No.:PA 73 06510
Molecular Formula : C16H22N6O
Molecular Weight : 314.39
3-((3R,4R)-3-((6-Aminopyrimidin-4-yl)(methyl)amino)-4-methylpiperidin-1-yl)-3-oxopropanenitrile
Catalogue No.:PA 73 0061001
Molecular Formula : C14H20N6O
Molecular Weight : 288.36
2-Descyano-2-ethyl Formyl-tofacitinib
Catalogue No.:PA 73 0061003
Molecular Formula : C18H25N5O3
Molecular Weight : 359.43
N-Methyl-N-((3R,4R)-4-methyl-1-nitrosopiperidin-3-yl)-7H-pyrrolo[2,3-d]pyrimidin-4-amine
Catalogue No.:PA 73 0061031
Molecular Formula : C13H18N6O
Molecular Weight : 274.33
CP-690550-d3
Catalogue No.:PA STI 022680
Molecular Formula : C16H17D3N6O
Molecular Weight : 315.39
(3R,4S)-Tofacitinib-d3
Catalogue No.:PA STI 083530
(3S,4S)-Tofacitinib-d3
Catalogue No.:PA STI 083540
(3S,4R)-Tofacitinib-d3
Catalogue No.:PA STI 083550
(3R,4S)-1-Benzyl-N,4-dimethylpiperidin-3-amine
Catalogue No.:PA 73 0061000
Molecular Formula : C14H22N2
Molecular Weight : 218.34
N-Methyl-N-[(3R,4R)-4-methyl-3-piperidinyl]-7H-Pyrrolo[2,3-d]pyrimidin-4-amine Hydrochloride
Catalogue No.:PA 73 0061002
Molecular Formula : C13H20ClN5
Molecular Weight : 281.79
(3R,4R)-4-Methyl-3-(methyl(7H-pyrrolo[2,3-d]pyrimidin-4-yl)amino)piperidine-1-carbaldehyde
Catalogue No.:PA 73 0061004
Molecular Formula : C14H19N5O
Molecular Weight : 273.34
3-(4-methyl-3-(methyl(7H-pyrrolo[2,3-d]pyrimidin-4-yl)amino)-3,6-dihydropyridin-1(2H)-yl)-3-oxopropanenitrile
Catalogue No.:PA 73 0061005
Molecular Formula : C16H18N6O
Molecular Weight : 310.36
2-chloro-N-methyl-N-((3R,4R)-4-methylpiperidin-3-yl)-7H-pyrrolo[2,3-d]pyrimidin-4-amine
Catalogue No.:PA 73 0061006
Molecular Formula : C13H18ClN5
Molecular Weight : 279.77
(3R,4R)-1-(2-chloro-7H-pyrrolo[2,3-d]pyrimidin-4-yl)-N,4-dimethylpiperidin-3-amine
Catalogue No.:PA 73 0061007
(3R,4R)-N,4-dimethyl-1-(7H-pyrrolo[2,3-d]pyrimidin-4-yl)piperidin-3-amine
Catalogue No.:PA 73 0061008
Molecular Formula : C13H19N5
Molecular Weight : 245.33
N1-methyl-N1-((3R,4R)-4-methyl-1-(7H-pyrrolo[2,3-d]pyrimidin-4-yl)piperidin-3-yl)malonamide
Catalogue No.:PA 73 0061009
Molecular Formula : C16H22N6O2
Molecular Weight : 330.39
2-cyano-N-methyl-N-((3R,4R)-4-methyl-1-(7H-pyrrolo[2,3-d]pyrimidin-4-yl)piperidin-3-yl)acetamide
Catalogue No.:PA 73 0061010
Tofacitinib N-Oxopropanenitrile
Catalogue No.:PA 73 0061011
Molecular Formula : C19H21N7O2
Molecular Weight : 379.42
1,3-bis((3R,4R)-4-methyl-3-(methyl(7H-pyrrolo[2,3-d]pyrimidin-4-yl)amino)piperidin-1-yl)propane-1,3-dione
Catalogue No.:PA 73 0061012
Molecular Formula : C29H38N10O2
Molecular Weight : 558.69
N2,N4-bis((3R,4R)-1-benzyl-4-methylpiperidin-3-yl)-N2,N4-dimethyl-7H-pyrrolo[2,3-d]pyrimidine-2,4-diamine
Catalogue No.:PA 73 0061013
Molecular Formula : C34H45N7
Molecular Weight : 551.78
N-((3S,4R)-1-benzyl-4-methylpiperidin-3-yl)-N-methyl-7H-pyrrolo[2,3-d]pyrimidin-4-amine
Catalogue No.:PA 73 0061014
Molecular Formula : C20H25N5
Molecular Weight : 335.46
N-((3R,4S)-1-benzyl-4-methylpiperidin-3-yl)-N-methyl-7H-pyrrolo[2,3-d]pyrimidin-4-amine
Catalogue No.:PA 73 0061017
N-((3S,4R)-1-benzyl-4-methylpiperidin-3-yl)-N-methyl-7-tosyl-7H-pyrrolo[2,3-d]pyrimidin-4-amine
Catalogue No.:PA 73 0061018
Molecular Formula : C27H31N5O2S
Molecular Weight : 489.64
N-((3R,4S)-1-benzyl-4-methylpiperidin-3-yl)-N-methyl-7-tosyl-7H-pyrrolo[2,3-d]pyrimidin-4-amine
Catalogue No.:PA 73 0061019
Molecular Weight : 489.22
3-((3R,4R)-4-methyl-3-(methyl(7-tosyl-7H-pyrrolo[2,3-d]pyrimidin-4-yl)amino)piperidin-1-yl)-3-oxopropanenitrile
Catalogue No.:PA 73 0061020
Molecular Formula : C23H26N6O3S
Molecular Weight : 466.56
3-(4-(((3R,4R)-1-(2-cyanoacetyl)-4-methylpiperidin-3-yl)(methyl)amino)-5,6-dihydro-7H-pyrrolo[2,3-d]pyrimidin-7-yl)-3-oxopropanenitrile
Catalogue No.:PA 73 0061021
Molecular Formula : C19H23N7O2
Molecular Weight : 381.44
N-((3R,4R)-1-benzyl-4-methylpiperidin-3-yl)-N-methyl-7-(p-tolylsulfinyl)-7H-pyrrolo[2,3-d]pyrimidin-4-amine
Catalogue No.:PA 73 0061022
Molecular Formula : C27H31N5OS
Molecular Weight : 473.64
N-methyl-N-((3S,4R)-4-methylpiperidin-3-yl)-7H-pyrrolo[2,3-d]pyrimidin-4-amine
Catalogue No.:PA 73 0061023
N-methyl-N-((3R,4S)-4-methylpiperidin-3-yl)-7H-pyrrolo[2,3-d]pyrimidin-4-amine
Catalogue No.:PA 73 0061024
3-((3R,4R)-4-methyl-3-(methyl(6-oxo-6,7-dihydro-5H-pyrrolo[2,3-d]pyrimidin-4-yl)amino)piperidin-1-yl)-3-oxopropanenitrile
Catalogue No.:PA 73 0061025
Molecular Formula : C16H20N6O2
Molecular Weight : 328.38
3-((3R,4R)-3-((7H-pyrrolo[2,3-d]pyrimidin-4-yl)amino)-4-methylpiperidin-1-yl)-3-oxopropanenitrile
Catalogue No.:PA 73 0061016
Molecular Formula : C15H18N6O
Molecular Weight : 298.35
(Z)-2-((3R,4R)-3-((1H-indol-4-yl)(methyl)amino)-4-methylpiperidine-1-carbonyl)-3-amino-5-((3R,4R)-4-methyl-3-(methyl(7H-pyrrolo[2,3-d]pyrimidin-4-yl)amino)piperidin-1-yl)-5-oxopent-2-enenitrile
Catalogue No.:PA 73 0061015
Molecular Formula : C34H42N10O2
Molecular Weight : 622.78
1-(4-methyl-3-(methyl(7H-pyrrolo[2,3-d]pyrimidin-4-yl)amino)piperidin-1-yl)ethan-1-one
Catalogue No.:PA 73 0061026
Molecular Formula : C15H21N5O
Molecular Weight : 287.37
4-chloro-6,7-dihydro-5H-pyrrolo[2,3-d]pyrimidine
Catalogue No.:PA 73 0061027
Molecular Formula : C6H6ClN3
Molecular Weight : 155.59
3-Imino-5-((3R,4R)-4-methyl-3-(methyl(7H-pyrrolo[2,3-d]pyrimidin-4-yl)amino)piperidin-1-yl)-2-((3R,4R)-4-methyl-3-(methyl(7H-pyrrolo[2,3-d]pyrimidin-4-yl)amino)piperidine-1-carbonyl)-5-oxopentanenitrile
Catalogue No.:PA 73 0061028
Molecular Formula : C32H40N12O2
Molecular Weight : 624.75
3-((3R,4S)-4-Methyl-3-(methyl(7H-pyrrolo[2,3-d]pyrimidin-4-yl)amino)piperidin-1-yl)-3-oxopropanenitrile 2-hydroxypropane-1,2,3-tricarboxylate
Catalogue No.:PA 73 0061030
Molecular Formula : C22H28N6O8
Molecular Weight : 504.5
Tofacitinib 13C3
Catalogue No.:PA STI 089049
Molecular Formula : C1313C3H20N6O
Molecular Weight : 315.35
3-((3R,4R)-4-Methyl-3-(methyl(7-nitroso-7H-pyrrolo[2,3-d]pyrimidin-4-yl)amino)piperidin-1-yl)-3-oxopropanenitrile
Catalogue No.:PA 73 0061032
Molecular Formula : C16H19N7O2
Molecular Weight : 341.38
Tofacitinib Diastereomer-1 and 2
Catalogue No.:PA 73 0061034
5H,6H,7H-Pyrrolo[2,3-d]pyrimidin-6-one
Catalogue No.:PA 73 0061035
Molecular Formula : C6H5N3O
Molecular Weight : 135.13
N-Methyl-N-(4-methylpiperidin-3-yl)-7H-pyrrolo[2,3-d]pyrimidin-4-amine
Catalogue No.:PA 73 0061036
1-((4R)-4-Methyl-3-(methyl(7-nitroso-7H-pyrrolo[2,3-d]pyrimidin-4-yl)amino)piperidin-1-yl)propan-1-one
Catalogue No.:PA 73 0061037
rel-(3R,4S)-1-Benzyl-N,4-dimethylpiperidin-3-amine Dihydrochloride
Catalogue No.:PA 73 0061038
Molecular Formula : C14H24Cl2N2
Molecular Weight : 291.26
N-((3R,4R)-1-(2-Cyanoacetyl)-4-methylpiperidin-3-yl)-N-(7H-pyrrolo[2,3-d]pyrimidin-4-yl)nitrous Amide
Catalogue No.:PA 73 0061039
Molecular Formula : C15H17N7O2
Molecular Weight : 327.35
N-(1-Benzyl-4-methylpiperidin-3-yl)-N-methyl-7H-pyrrolo[2,3-d]pyrimidin-4-amine
Catalogue No.:PA 73 0061041
3-((3R,4R)-4-Methyl-3-(methyl(7H-pyrrolo[2,3-d]pyrimidin-4-yl)amino)piperidin-1-yl)-3-oxopropanenitrile-1,2,3-13C3-15N
Catalogue No.:PA STI 089598
Molecular Formula : C1313C3H20N515NO
Molecular Weight : 316.35
3-(4-Methyl-3-(methyl(6-oxo-6,7-dihydro-5H-pyrrolo[2,3-d]pyrimidin-4-yl)amino)piperidin-1-yl)-3-oxopropanenitrile
Catalogue No.:PA 73 0061042
3-((3R,4R)-4-Methyl-3-(methyl(7-methyl-7H-pyrrolo[2,3-d]pyrimidin-4-yl)amino)piperidin-1-yl)-3-oxopropanenitrile
Catalogue No.:PA 73 0061043
Molecular Formula : C17H22N6O
Molecular Weight : 326.40
Ethyl (E)-3-amino-2-cyano-5-((3R,4R)-4-methyl-3-(methyl(7H-pyrrolo[2,3-d]pyrimidin-4-yl)amino)piperidin-1-yl)-5-oxopent-2-enoate
Catalogue No.:PA 73 0061044
Molecular Formula : C21H27N7O3
Molecular Weight : 425.49
N-Methyl-N-((3R,4R)-4-methylpiperidin-3-yl)nitrous amide
Catalogue No.:PA 73 0061045
Molecular Formula : C7H15N3O
Molecular Weight : 157.22
(3R,4R)-N,4-Dimethyl-1-nitrosopiperidin-3-amine
Catalogue No.:PA 73 0061046
N-Methyl-N-((3R,4R)-4-methyl-1-nitrosopiperidin-3-yl)nitrous amide
Catalogue No.:PA 73 0061047
Molecular Formula : C7H14N4O2
Molecular Weight : 186.22
Butyl 3-amino-2-cyano-5-((3R,4R)-4-methyl-3-(methyl(7H-pyrrolo[2,3-d]pyrimidin-4-yl)amino)piperidin-1-yl)-5-oxopent-2-enoate
Catalogue No.:PA 73 0061048
Molecular Formula : C23H31N7O3
Molecular Weight : 453.55
N-Nitroso 5,6-Dihydro Tofacitinib
Catalogue No.:PA 73 0061049
Molecular Formula : C16H21N7O2
Molecular Weight : 343.39
3-Methyl-5-(4-nitrosopiperazin-1-yl)-1-phenyl-1H-pyrazole-4-carbaldehyde
Catalogue No.:PA 73 0061050
Molecular Formula : C15H17N5O2
Molecular Weight : 299.33
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