Tofacitinib-impurities | Pharmaffiliates

tofacitinib and its Impurities

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.

Displaying 50 results for tofacitinib Impurities
PA 47 13620

Tofacitinib N-hydroxy impurity

Tofacitinib N-hydroxy impurity


  • Catalogue No.:PA 47 13620

  • CAS :

    2459302-76-0

  • Molecular Formula : C13H19N5O

  • Molecular Weight : 261.33

PA STI 022680

CP-690550-d3

CP-690550-d3


  • Catalogue No.:PA STI 022680

  • CAS :

    NA

  • Molecular Formula : C16H17D3N6O

  • Molecular Weight : 315.39

PA STI 083530

(3R,4S)-Tofacitinib-d3

(3R,4S)-Tofacitinib-d3


  • Catalogue No.:PA STI 083530

  • CAS :

    NA

  • Molecular Formula : C16H17D3N6O

  • Molecular Weight : 315.39

PA STI 083540

(3S,4S)-Tofacitinib-d3

(3S,4S)-Tofacitinib-d3


  • Catalogue No.:PA STI 083540

  • CAS :

    NA

  • Molecular Formula : C16H17D3N6O

  • Molecular Weight : 315.39

PA STI 083550

(3S,4R)-Tofacitinib-d3

(3S,4R)-Tofacitinib-d3


  • Catalogue No.:PA STI 083550

  • CAS :

    NA

  • Molecular Formula : C16H17D3N6O

  • Molecular Weight : 315.39

PA 73 06000

Tofacitinib - API Standards

Tofacitinib


  • Catalogue No.:PA 73 06000

  • CAS :

    477600-75-2

  • Molecular Formula : C16H20N6O

  • Molecular Weight : 312.38

PA 73 06510

5,6-Dihydro Tofacitinib

5,6-Dihydro Tofacitinib


  • Catalogue No.:PA 73 06510

  • CAS :

    1640972-35-5

  • Molecular Formula : C16H22N6O

  • Molecular Weight : 314.39

PA 73 0061000

(3R,4S)-1-Benzyl-N,4-dimethylpiperidin-3-amine

(3R,4S)-1-Benzyl-N,4-dimethylpiperidin-3-amine


  • Catalogue No.:PA 73 0061000

  • CAS :

    1638499-31-6

  • Molecular Formula : C14H22N2

  • Molecular Weight : 218.34

PA 73 0061001

3-((3R,4R)-3-((6-Aminopyrimidin-4-yl)(methyl)amino)-4-methylpiperidin-1-yl)-3-oxopropanenitrile

3-((3R,4R)-3-((6-Aminopyrimidin-4-yl)(methyl)amino)-4-methylpiperidin-1-yl)-3-oxopropanenitrile


  • Catalogue No.:PA 73 0061001

  • CAS :

    1640971-60-3

  • Molecular Formula : C14H20N6O

  • Molecular Weight : 288.36

PA 73 0061002

N-Methyl-N-[(3R,4R)-4-methyl-3-piperidinyl]-7H-Pyrrolo[2,3-d]pyrimidin-4-amine Hydrochloride

N-Methyl-N-[(3R,4R)-4-methyl-3-piperidinyl]-7H-Pyrrolo[2,3-d]pyrimidin-4-amine Hydrochloride


  • Catalogue No.:PA 73 0061002

  • CAS :

    1260590-51-9

  • Molecular Formula : C13H20ClN5

  • Molecular Weight : 281.79

PA 73 0061003

2-Descyano-2-ethyl Formyl-tofacitinib

2-Descyano-2-ethyl Formyl-tofacitinib


  • Catalogue No.:PA 73 0061003

  • CAS :

    1675248-18-6

  • Molecular Formula : C18H25N5O3

  • Molecular Weight : 359.43

PA 73 0061004

(3R,4R)-4-Methyl-3-(methyl(7H-pyrrolo[2,3-d]pyrimidin-4-yl)amino)piperidine-1-carbaldehyde

(3R,4R)-4-Methyl-3-(methyl(7H-pyrrolo[2,3-d]pyrimidin-4-yl)amino)piperidine-1-carbaldehyde


  • Catalogue No.:PA 73 0061004

  • CAS :

    2227199-28-0

  • Molecular Formula : C14H19N5O

  • Molecular Weight : 273.34

PA 73 0061005

3-(4-methyl-3-(methyl(7H-pyrrolo[2,3-d]pyrimidin-4-yl)amino)-3,6-dihydropyridin-1(2H)-yl)-3-oxopropanenitrile

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

  • CAS :

    2504210-31-3

  • Molecular Formula : C16H18N6O

  • Molecular Weight : 310.36

PA 73 0061006

2-chloro-N-methyl-N-((3R,4R)-4-methylpiperidin-3-yl)-7H-pyrrolo[2,3-d]pyrimidin-4-amine

2-chloro-N-methyl-N-((3R,4R)-4-methylpiperidin-3-yl)-7H-pyrrolo[2,3-d]pyrimidin-4-amine


  • Catalogue No.:PA 73 0061006

  • CAS :

    1616760-97-4

  • Molecular Formula : C13H18ClN5

  • Molecular Weight : 279.77

PA 73 0061007

(3R,4R)-1-(2-chloro-7H-pyrrolo[2,3-d]pyrimidin-4-yl)-N,4-dimethylpiperidin-3-amine

(3R,4R)-1-(2-chloro-7H-pyrrolo[2,3-d]pyrimidin-4-yl)-N,4-dimethylpiperidin-3-amine


  • Catalogue No.:PA 73 0061007

  • CAS :

    2504210-32-4

  • Molecular Formula : C13H18ClN5

  • Molecular Weight : 279.77

PA 73 0061008

(3R,4R)-N,4-dimethyl-1-(7H-pyrrolo[2,3-d]pyrimidin-4-yl)piperidin-3-amine

(3R,4R)-N,4-dimethyl-1-(7H-pyrrolo[2,3-d]pyrimidin-4-yl)piperidin-3-amine


  • Catalogue No.:PA 73 0061008

  • CAS :

    2097982-05-1

  • Molecular Formula : C13H19N5

  • Molecular Weight : 245.33

PA 73 0061009

N1-methyl-N1-((3R,4R)-4-methyl-1-(7H-pyrrolo[2,3-d]pyrimidin-4-yl)piperidin-3-yl)malonamide

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

  • CAS :

    2504210-30-2

  • Molecular Formula : C16H22N6O2

  • Molecular Weight : 330.39

PA 73 0061010

2-cyano-N-methyl-N-((3R,4R)-4-methyl-1-(7H-pyrrolo[2,3-d]pyrimidin-4-yl)piperidin-3-yl)acetamide

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

  • CAS :

    1092578-43-2

  • Molecular Formula : C16H20N6O

  • Molecular Weight : 312.38

PA 73 0061011

Tofacitinib N-Oxopropanenitrile

Tofacitinib N-Oxopropanenitrile


  • Catalogue No.:PA 73 0061011

  • CAS :

    2459302-77-1

  • Molecular Formula : C19H21N7O2

  • Molecular Weight : 379.42

PA 73 0061012

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

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

  • CAS :

    2504210-41-5

  • Molecular Formula : C29H38N10O2

  • Molecular Weight : 558.69

PA 73 0061013

N2,N4-bis((3R,4R)-1-benzyl-4-methylpiperidin-3-yl)-N2,N4-dimethyl-7H-pyrrolo[2,3-d]pyrimidine-2,4-diamine

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

  • CAS :

    2459302-78-2

  • Molecular Formula : C34H45N7

  • Molecular Weight : 551.78

PA 73 0061014

N-((3S,4R)-1-benzyl-4-methylpiperidin-3-yl)-N-methyl-7H-pyrrolo[2,3-d]pyrimidin-4-amine

N-((3S,4R)-1-benzyl-4-methylpiperidin-3-yl)-N-methyl-7H-pyrrolo[2,3-d]pyrimidin-4-amine


  • Catalogue No.:PA 73 0061014

  • CAS :

    2459302-80-6

  • Molecular Formula : C20H25N5

  • Molecular Weight : 335.46

PA 73 0061017

N-((3R,4S)-1-benzyl-4-methylpiperidin-3-yl)-N-methyl-7H-pyrrolo[2,3-d]pyrimidin-4-amine

N-((3R,4S)-1-benzyl-4-methylpiperidin-3-yl)-N-methyl-7H-pyrrolo[2,3-d]pyrimidin-4-amine


  • Catalogue No.:PA 73 0061017

  • CAS :

    1092578-45-4

  • Molecular Formula : C20H25N5

  • Molecular Weight : 335.46

PA 73 0061018

N-((3S,4R)-1-benzyl-4-methylpiperidin-3-yl)-N-methyl-7-tosyl-7H-pyrrolo[2,3-d]pyrimidin-4-amine

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

  • CAS :

    2056104-91-5

  • Molecular Formula : C27H31N5O2S

  • Molecular Weight : 489.64

PA 73 0061019

N-((3R,4S)-1-benzyl-4-methylpiperidin-3-yl)-N-methyl-7-tosyl-7H-pyrrolo[2,3-d]pyrimidin-4-amine

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

  • CAS :

    1092578-44-3

  • Molecular Formula : C27H31N5O2S

  • Molecular Weight : 489.22

PA 73 0061020

3-((3R,4R)-4-methyl-3-(methyl(7-tosyl-7H-pyrrolo[2,3-d]pyrimidin-4-yl)amino)piperidin-1-yl)-3-oxopropanenitrile

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

  • CAS :

    2259288-22-5

  • Molecular Formula : C23H26N6O3S

  • Molecular Weight : 466.56

PA 73 0061021

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

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

  • CAS :

    2459302-82-8

  • Molecular Formula : C19H23N7O2

  • Molecular Weight : 381.44

PA 73 0061022

N-((3R,4R)-1-benzyl-4-methylpiperidin-3-yl)-N-methyl-7-(p-tolylsulfinyl)-7H-pyrrolo[2,3-d]pyrimidin-4-amine

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

  • CAS :

    2504210-33-5

  • Molecular Formula : C27H31N5OS

  • Molecular Weight : 473.64

PA 73 0061023

N-methyl-N-((3S,4R)-4-methylpiperidin-3-yl)-7H-pyrrolo[2,3-d]pyrimidin-4-amine

N-methyl-N-((3S,4R)-4-methylpiperidin-3-yl)-7H-pyrrolo[2,3-d]pyrimidin-4-amine


  • Catalogue No.:PA 73 0061023

  • CAS :

    2378663-15-9

  • Molecular Formula : C13H19N5

  • Molecular Weight : 245.33

PA 73 0061024

N-methyl-N-((3R,4S)-4-methylpiperidin-3-yl)-7H-pyrrolo[2,3-d]pyrimidin-4-amine

N-methyl-N-((3R,4S)-4-methylpiperidin-3-yl)-7H-pyrrolo[2,3-d]pyrimidin-4-amine


  • Catalogue No.:PA 73 0061024

  • CAS :

    2459302-75-9

  • Molecular Formula : C13H19N5

  • Molecular Weight : 245.33

PA 73 0061025

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

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

  • CAS :

    1640971-51-2

  • Molecular Formula : C16H20N6O2

  • Molecular Weight : 328.38

PA 73 0061016

3-((3R,4R)-3-((7H-pyrrolo[2,3-d]pyrimidin-4-yl)amino)-4-methylpiperidin-1-yl)-3-oxopropanenitrile

3-((3R,4R)-3-((7H-pyrrolo[2,3-d]pyrimidin-4-yl)amino)-4-methylpiperidin-1-yl)-3-oxopropanenitrile


  • Catalogue No.:PA 73 0061016

  • CAS :

    1527525-58-1

  • Molecular Formula : C15H18N6O

  • Molecular Weight : 298.35

PA 73 0061015

(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

(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

  • CAS :

    2382711-65-9

  • Molecular Formula : C34H42N10O2

  • Molecular Weight : 622.78

PA 73 0061026

1-(4-methyl-3-(methyl(7H-pyrrolo[2,3-d]pyrimidin-4-yl)amino)piperidin-1-yl)ethan-1-one

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

  • CAS :

    344418-61-7

  • Molecular Formula : C15H21N5O

  • Molecular Weight : 287.37

PA 73 0061027

4-chloro-6,7-dihydro-5H-pyrrolo[2,3-d]pyrimidine

4-chloro-6,7-dihydro-5H-pyrrolo[2,3-d]pyrimidine


  • Catalogue No.:PA 73 0061027

  • CAS :

    16372-08-0

  • Molecular Formula : C6H6ClN3

  • Molecular Weight : 155.59

PA 73 0061028

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

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

  • CAS :

    2102040-00-4

  • Molecular Formula : C32H40N12O2

  • Molecular Weight : 624.75

PA 73 0061030

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

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

  • CAS :

    2174011-53-9

  • Molecular Formula : C22H28N6O8

  • Molecular Weight : 504.5

PA STI 089049

Tofacitinib 13C3

Tofacitinib 13C3


  • Catalogue No.:PA STI 089049

  • CAS :

    NA

  • Molecular Formula : C1313C3H20N6O

  • Molecular Weight : 315.35

PA 73 0061031

N-Methyl-N-((3R,4R)-4-methyl-1-nitrosopiperidin-3-yl)-7H-pyrrolo[2,3-d]pyrimidin-4-amine

N-Methyl-N-((3R,4R)-4-methyl-1-nitrosopiperidin-3-yl)-7H-pyrrolo[2,3-d]pyrimidin-4-amine


  • Catalogue No.:PA 73 0061031

  • CAS :

    NA

  • Molecular Formula : C13H18N6O

  • Molecular Weight : 274.33

PA 73 0061032

3-((3R,4R)-4-Methyl-3-(methyl(7-nitroso-7H-pyrrolo[2,3-d]pyrimidin-4-yl)amino)piperidin-1-yl)-3-oxopropanenitrile

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

  • CAS :

    NA

  • Molecular Formula : C16H19N7O2

  • Molecular Weight : 341.38

PA 73 0061033

3-((3R,4R)-4-Methyl-3-(methyl(7-nitroso-7H-pyrrolo[2,3-d]pyrimidin-4-yl)amino)piperidin-1-yl)-3-oxopropanenitrile

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 0061033

  • CAS :

    NA

  • Molecular Formula : C16H19N7O2

  • Molecular Weight : 341.38

PA 73 0061034

Tofacitinib Diastereomer-1 and 2

Tofacitinib Diastereomer-1 and 2


  • Catalogue No.:PA 73 0061034

  • CAS :

    2734856-31-4

  • Molecular Formula : C16H20N6O

  • Molecular Weight : 312.38

PA 73 0061035

5H,6H,7H-Pyrrolo[2,3-d]pyrimidin-6-one

5H,6H,7H-Pyrrolo[2,3-d]pyrimidin-6-one


  • Catalogue No.:PA 73 0061035

  • CAS :

    5817-96-9

  • Molecular Formula : C6H5N3O

  • Molecular Weight : 135.13

PA 73 0061036

N-Methyl-N-(4-methylpiperidin-3-yl)-7H-pyrrolo[2,3-d]pyrimidin-4-amine

N-Methyl-N-(4-methylpiperidin-3-yl)-7H-pyrrolo[2,3-d]pyrimidin-4-amine


  • Catalogue No.:PA 73 0061036

  • CAS :

    1206825-36-6

  • Molecular Formula : C13H19N5

  • Molecular Weight : 245.33

PA 73 0061037

1-((4R)-4-Methyl-3-(methyl(7-nitroso-7H-pyrrolo[2,3-d]pyrimidin-4-yl)amino)piperidin-1-yl)propan-1-one

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

  • CAS :

    NA

  • Molecular Formula : C16H22N6O2

  • Molecular Weight : 330.39

PA 73 0061038

rel-(3R,4S)-1-Benzyl-N,4-dimethylpiperidin-3-amine Dihydrochloride

rel-(3R,4S)-1-Benzyl-N,4-dimethylpiperidin-3-amine Dihydrochloride


  • Catalogue No.:PA 73 0061038

  • CAS :

    2106832-55-5

  • Molecular Formula : C14H24Cl2N2

  • Molecular Weight : 291.26

PA 73 0061039

N-((3R,4R)-1-(2-Cyanoacetyl)-4-methylpiperidin-3-yl)-N-(7H-pyrrolo[2,3-d]pyrimidin-4-yl)nitrous Amide

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

  • CAS :

    NA

  • Molecular Formula : C15H17N7O2

  • Molecular Weight : 327.35

PA 73 0061041

N-(1-Benzyl-4-methylpiperidin-3-yl)-N-methyl-7H-pyrrolo[2,3-d]pyrimidin-4-amine

N-(1-Benzyl-4-methylpiperidin-3-yl)-N-methyl-7H-pyrrolo[2,3-d]pyrimidin-4-amine


  • Catalogue No.:PA 73 0061041

  • CAS :

    384337-90-0

  • Molecular Formula : C20H25N5

  • Molecular Weight : 335.46

PA STI 089598

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

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

  • CAS :

    2256762-71-5

  • Molecular Formula : C1313C3H20N515NO

  • Molecular Weight : 316.35

PA 73 0061042

3-(4-Methyl-3-(methyl(6-oxo-6,7-dihydro-5H-pyrrolo[2,3-d]pyrimidin-4-yl)amino)piperidin-1-yl)-3-oxopropanenitrile

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

  • CAS :

    1269823-96-2

  • Molecular Formula : C16H20N6O2

  • Molecular Weight : 328.38