Pharmaceutical Reference Standards / Impurity Standards

Tofacitinib
Tofacitinib
  • CAT. No.T990000
  • CAS. No.477600-75-2
  • Mol. F.C16H20N6O
  • Mol. W.312.36 g/mol
  • Stock Status:Custom Synthesis
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Tofacitinib Citrate
Tofacitinib Citrate
  • CAT. No.T990000A
  • CAS. No.540737-29-9
  • Mol. F.C16H20N6O.C6H8O7
  • Mol. W.504.49 g/mol
  • Stock Status:Instock
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Tofacitinib amine impurity
Tofacitinib amine impurity
  • CAT. No.T990003
  • CAS. No.477600-74-1
  • Mol. F.C13H19N5
  • Mol. W.245.30 g/mol
  • Stock Status:Instock
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Tofacitinib N-Oxide Impurity
Tofacitinib N-Oxide Impurity
  • CAT. No.T990004
  • CAS. No.2028267-73-2
  • Mol. F.C16H20N6O2
  • Mol. W.328.37 g/mol
  • Stock Status:Instock
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Tofacitinib Impurity O
Tofacitinib Impurity O
  • CAT. No.T990005
  • CAS. No.477600-73-0
  • Mol. F.C20H25N5
  • Mol. W.335.45 g/mol
  • Stock Status:Instock
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Tofacitinib Dihydro Impurity
Tofacitinib Dihydro Impurity
  • CAT. No.T990006
  • CAS. No.1640972-35-5
  • Mol. F.C16H22N6O
  • Mol. W.314.39 g/mol
  • Stock Status:Instock
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Dihydro Tofacitinib Citrate
Dihydro Tofacitinib Citrate
  • CAT. No.T990006A
  • CAS. No.1809002-40-1
  • Mol. F.C16H22N6O.C6H8O7
  • Mol. W.506.51 g/mol
  • Stock Status:Under Synthesis
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Tofacitinib Mixure of Diastereomers
Tofacitinib Mixure of Diastereomers
  • CAT. No.T990007
  • CAS. No.344418-92-4
  • Mol. F.C16H20N6O
  • Mol. W.312.38 g/mol
  • Stock Status:Instock
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(3S,4S)-Tofacitinib
(3S,4S)-Tofacitinib
  • CAT. No.T990008
  • CAS. No.1092578-47-6
  • Mol. F.C16H20N6O
  • Mol. W.312.37 g/mol
  • Stock Status:Instock
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(3S,4S)-Tofacitinib Citrate
(3S,4S)-Tofacitinib Citrate
  • CAT. No.T990008A
  • CAS. No.2174011-55-1
  • Mol. F.C16H20N6O.C6H8O7
  • Mol. W.504.49 g/mol
  • Stock Status:Limited Stock
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Tofacitinib Related Compound 6
Tofacitinib Related Compound 6
  • CAT. No.T990009
  • CAS. No.2459302-77-1
  • Mol. F.C19H21N7O2
  • Mol. W.379.42 g/mol
  • Stock Status:Custom Synthesis
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Tofacitinib Related Compound 11
Tofacitinib Related Compound 11
  • CAT. No.T990011
  • CAS. No.1640971-60-3
  • Mol. F.C14H20N6O
  • Mol. W.288.40 g/mol
  • Stock Status:Instock
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Tofacitinib Related Compound 2 Hydrochloride
Tofacitinib Related Compound 2 Hydrochloride
  • CAT. No.T990012
  • CAS. No.1640971-87-4
  • Mol. F.C10H17N3O.HCl
  • Mol. W.195.27 g/mol
  • Stock Status:Custom Synthesis
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Tofacitinib Citrate Mixure of Diastereomers
Tofacitinib Citrate Mixure of Diastereomers
  • CAT. No.T990015
  • CAS. No.2664002-63-3
  • Mol. F.C22H28N6O8
  • Mol. W.504.49 g/mol
  • Stock Status:Limited Stock
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(3S,4R)-Tofacitinib
(3S,4R)-Tofacitinib
  • CAT. No.T990016
  • CAS. No.1092578-48-7
  • Mol. F.C16H20N6O
  • Mol. W.312.37 g/mol
  • Stock Status:Instock
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(3R,4S)-Tofacitinib
(3R,4S)-Tofacitinib
  • CAT. No.T990017
  • CAS. No.1092578-46-5
  • Mol. F.C16H20N6O
  • Mol. W.312.37 g/mol
  • Stock Status:Limited Stock
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1-Benzyl-4-methylpiperidin-3-one
1-Benzyl-4-methylpiperidin-3-one
  • CAT. No.T990018
  • CAS. No.32018-96-5
  • Mol. F.CHNO
  • Mol. W.203.28 g/mol
  • Stock Status:Custom Synthesis
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Tofacitinib Impurity Q
Tofacitinib Impurity Q
  • CAT. No.T990019
  • CAS. No.3680-69-1
  • Mol. F.C6H4ClN3
  • Mol. W.153.57 g/mol
  • Stock Status:Instock
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Tofacitinib Impurity S
Tofacitinib Impurity S
  • CAT. No.T990020
  • CAS. No.923036-30-0
  • Mol. F.C27H31N5O2S
  • Mol. W.489.60 g/mol
  • Stock Status:Instock
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Tofacitinib Impurity N
Tofacitinib Impurity N
  • CAT. No.T990021
  • CAS. No.1260614-73-0
  • Mol. F.C13H19N5
  • Mol. W.245.33 g/mol
  • Stock Status:Instock
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Tofacitinib Acid Impurity
Tofacitinib Acid Impurity
  • CAT. No.T990022
  • CAS. No.NA
  • Mol. F.C16H21N5O3
  • Mol. W.331.38 g/mol
  • Stock Status:Instock
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Tofacitinib Amide Impurity
Tofacitinib Amide Impurity
  • CAT. No.T990023
  • CAS. No.1675248-19-7
  • Mol. F.C16H22N6O2
  • Mol. W.330.39 g/mol
  • Stock Status:Instock
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Tofacitinib Impurity 40 Dihydrochloride
Tofacitinib Impurity 40 Dihydrochloride
  • CAT. No.T990025
  • CAS. No.1062580-52-2
  • Mol. F.C14H22N2.2HCl
  • Mol. W.291.26 g/mol
  • Stock Status:Instock
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1,8-Diazabicyclo[5.4.0]undec-7-ene
1,8-Diazabicyclo[5.4.0]undec-7-ene
  • CAT. No.T990027
  • CAS. No.6674-22-2
  • Mol. F.C9H16N2
  • Mol. W.152.24 g/mol
  • Stock Status:Instock
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Tofacitinib Impurity 42
Tofacitinib Impurity 42
  • CAT. No.T990028
  • CAS. No.90213-66-4
  • Mol. F.C6H3Cl2N3
  • Mol. W.188.01 g/mol
  • Stock Status:Custom Synthesis
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(3R,4S)-1-benzyl-N,4-dimethylpiperidin-3-amine
(3R,4S)-1-benzyl-N,4-dimethylpiperidin-3-amine
  • CAT. No.T990029
  • CAS. No.1431697-80-1
  • Mol. F.C14H22N2
  • Mol. W.218.34 g/mol
  • Stock Status:Custom Synthesis
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(3S,4S)-1-Benzyl-n,4-dimethylpiperidin-3-amine dihydrochloride
(3S,4S)-1-Benzyl-n,4-dimethylpiperidin-3-amine dihydrochloride
  • CAT. No.T990030
  • CAS. No.1354486-07-9
  • Mol. F.C14H24N2Cl2
  • Mol. W.291.26 g/mol
  • Stock Status:Custom Synthesis
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2-Chloro-7h-pyrrolo[2,3-d]pyrimidine
2-Chloro-7h-pyrrolo[2,3-d]pyrimidine
  • CAT. No.T990031
  • CAS. No.335654-06-3
  • Mol. F.C6H4ClN3
  • Mol. W.153.57 g/mol
  • Stock Status:Custom Synthesis
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Tofacitinib Impurity I Dihydrochloride
Tofacitinib Impurity I Dihydrochloride
  • CAT. No.T990032
  • CAS. No.1821769-41-8
  • Mol. F.C14H22N2.2HCl
  • Mol. W.291.26 g/mol
  • Stock Status:Custom Synthesis
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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
  • CAT. No.T990034
  • CAS. No.477600-74-1(freebase)
  • Mol. F.C13H20ClN5
  • Mol. W.281.78 g/mol
  • Stock Status:Under Synthesis
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Hydroxy Tofacitinib
Hydroxy Tofacitinib
  • CAT. No.T990037
  • CAS. No.NA
  • Mol. F.C16H20N6O2
  • Mol. W.328.37 g/mol
  • Stock Status:Custom Synthesis
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Tofacitinib Impurity K
Tofacitinib Impurity K
  • CAT. No.T990038
  • CAS. No.2328165-36-0
  • Mol. F.C16H21N5O3
  • Mol. W.331.38 g/mol
  • Stock Status:Instock
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Tofacitinib Impurity K
Tofacitinib Impurity K
  • CAT. No.T990039
  • CAS. No.2459302-85-1
  • Mol. F.C21H27N7O3
  • Mol. W.425.48 g/mol
  • Stock Status:Custom Synthesis
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Tofacitinib Impurity 28
Tofacitinib Impurity 28
  • CAT. No.T990040
  • CAS. No.2227199-31-5
  • Mol. F.C20H29N5O3
  • Mol. W.387.50 g/mol
  • Stock Status:Custom Synthesis
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Tofacitinib Dicyanoacetyl Analog
Tofacitinib Dicyanoacetyl Analog
  • CAT. No.T990041
  • CAS. No.2459302-77-1
  • Mol. F.C19H21N7O2
  • Mol. W.379.42 g/mol
  • Stock Status:Custom Synthesis
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Tofacitinib Related Compound 16
Tofacitinib Related Compound 16
  • CAT. No.T990042
  • CAS. No.NA
  • Mol. F.C15H23N5
  • Mol. W.273.38 g/mol
  • Stock Status:Custom Synthesis
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Tofacitinib Impurity 4
Tofacitinib Impurity 4
  • CAT. No.T990044
  • CAS. No.1675248-18-6
  • Mol. F.C18H25N5O3
  • Mol. W.359.42 g/mol
  • Stock Status:Instock
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Tofacitinib Impurity L
Tofacitinib Impurity L
  • CAT. No.T990045
  • CAS. No.1675248-19-7
  • Mol. F.C16H22N6O2
  • Mol. W.330.39 g/mol
  • Stock Status:Custom Synthesis
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Tofacitinib Impurity V
Tofacitinib Impurity V
  • CAT. No.T990046
  • CAS. No.1616761-00-2
  • Mol. F.C16H19ClN6O
  • Mol. W.346.82 g/mol
  • Stock Status:Instock
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Tofacitinib Impurity 24
Tofacitinib Impurity 24
  • CAT. No.T990048
  • CAS. No.134965-85-8
  • Mol. F.C12H7ClN6
  • Mol. W.270.68 g/mol
  • Stock Status:Custom Synthesis
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Tofacitinib Impurity C Citrate
Tofacitinib Impurity C Citrate
  • CAT. No.T990050
  • CAS. No.2174011-55-1
  • Mol. F.C22H28N6O8
  • Mol. W.504.49 g/mol
  • Stock Status:Custom Synthesis
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(3S,4R) TofacitinibCitrate
(3S,4R) TofacitinibCitrate
  • CAT. No.T990051
  • CAS. No.NA
  • Mol. F.C22H28N6O7
  • Mol. W.504.49 g/mol
  • Stock Status:Under Synthesis
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Tofacitinib impurity P
Tofacitinib impurity P
  • CAT. No.T990052
  • CAS. No.1252883-90-1
  • Mol. F.C20H25N5
  • Mol. W.335.45 g/mol
  • Stock Status:Custom Synthesis
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3-[(3R,4R)-4-methyl-3-[methyl({7H-pyrrolo[2,3,d]pyrimidin-4-yl})amino]piperidin-1-yl]-3-oxopropanenitrile-N-oxide
3-[(3R,4R)-4-methyl-3-[methyl({7H-pyrrolo[2,3,d]pyrimidin-4-yl})amino]piperidin-1-yl]-3-oxopropanenitrile-N-oxide
  • CAT. No.T990054
  • CAS. No.NA
  • Mol. F.C16H20N6O2
  • Mol. W.328.37 g/mol
  • Stock Status:Custom Synthesis
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Tofacitinib (3S,4R/3R,4S)mixture of Isomer citarte salt
Tofacitinib (3S,4R/3R,4S)mixture of Isomer citarte salt
  • CAT. No.T990055
  • CAS. No.NA
  • Mol. F.C16H20N6O.C6H8O7
  • Mol. W.504.49 g/mol
  • Stock Status:Custom Synthesis
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Tofacitinib RS/SR (mixture of isomers) citrate
Tofacitinib RS/SR (mixture of isomers) citrate
  • CAT. No.T990056
  • CAS. No.NA
  • Mol. F.C22H28N6O8
  • Mol. W.504.49 g/mol
  • Stock Status:Custom Synthesis
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Tofacitinib N-formyl Impurity
Tofacitinib N-formyl Impurity
  • CAT. No.T990057
  • CAS. No.NA
  • Mol. F.C14H19N5O
  • Mol. W.273.33 g/mol
  • Stock Status:Instock
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Tofacitinib acetyl impurity
Tofacitinib acetyl impurity
  • CAT. No.T990058
  • CAS. No.NA
  • Mol. F.C15H21N5O
  • Mol. W.287.36 g/mol
  • Stock Status:Instock
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Tofacitinib Related Substance 8
Tofacitinib Related Substance 8
  • CAT. No.T990059
  • CAS. No.2101951-20-4
  • Mol. F.C16H20N6O2
  • Mol. W.328.37 g/mol
  • Stock Status:Custom Synthesis
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Tofacitinib Related Compound 23
Tofacitinib Related Compound 23
  • CAT. No.T990060
  • CAS. No.1812890-23-5
  • Mol. F.C13H21N5
  • Mol. W.247.34 g/mol
  • Stock Status:Custom Synthesis
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4-Methoxy-7H-pyrrolo[2,3-d]pyrimidine
4-Methoxy-7H-pyrrolo[2,3-d]pyrimidine
  • CAT. No.T990061
  • CAS. No.4786-76-9
  • Mol. F.C7H7N3O
  • Mol. W.149.2 g/mol
  • Stock Status:Custom Synthesis
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Pyrrolo[2,3-d]pyrimidin-4-ol
Pyrrolo[2,3-d]pyrimidin-4-ol
  • CAT. No.T990062
  • CAS. No.3680-71-5
  • Mol. F.C6H5N3O
  • Mol. W.135.1 g/mol
  • Stock Status:Custom Synthesis
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Tofacitinib Impurity Y
Tofacitinib Impurity Y
  • CAT. No.T990063
  • CAS. No.2227197-38-6
  • Mol. F.C14H21N5
  • Mol. W.259.35 g/mol
  • Stock Status:Custom Synthesis
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Methyl-3-{(3R,4R)-4-methyl-3-[methyl(7H-pyrrolo[2,3-d]pyrimidin-4-yl)amino]piperidin-1-yl}-3-oxopropanoate
Methyl-3-{(3R,4R)-4-methyl-3-[methyl(7H-pyrrolo[2,3-d]pyrimidin-4-yl)amino]piperidin-1-yl}-3-oxopropanoate
  • CAT. No.T990064
  • CAS. No.NA
  • Mol. F.C17H23N5O3
  • Mol. W.345.44 g/mol
  • Stock Status:Custom Synthesis
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Tofacitinib Impurity 33
Tofacitinib Impurity 33
  • CAT. No.T990065
  • CAS. No.16372-08-0
  • Mol. F.C6H6ClN3
  • Mol. W.155.58 g/mol
  • Stock Status:Custom Synthesis
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Tofacitinib Impurity 2
Tofacitinib Impurity 2
  • CAT. No.T990066
  • CAS. No.1640971-51-2
  • Mol. F.C16H20N6O2
  • Mol. W.328.37 g/mol
  • Stock Status:Custom Synthesis
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N-Nitroso Tofacitinib Impurity
N-Nitroso Tofacitinib Impurity
  • CAT. No.T990067
  • CAS. No.NA
  • Mol. F.C13H18N6O
  • Mol. W.274.32 g/mol
  • Stock Status:Instock
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tofacitinib nitroso impurity
tofacitinib nitroso impurity
  • CAT. No.T990068
  • CAS. No.NA
  • Mol. F.C16H19N7O2
  • Mol. W.341.37 g/mol
  • Stock Status:Under Synthesis
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(3R,4S)-1-benzyl-N,4-di-methylpiperidin-3-amine dihydrochloride
(3R,4S)-1-benzyl-N,4-di-methylpiperidin-3-amine dihydrochloride
  • CAT. No.T990069
  • CAS. No.1638499-31-6(Base)
  • Mol. F.C14H24Cl2N2
  • Mol. W.291.26 g/mol
  • Stock Status:Custom Synthesis
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Tofacitinib Impurity 51
Tofacitinib Impurity 51
  • CAT. No.T990070
  • CAS. No.NA
  • Mol. F.C6H5N3O
  • Mol. W.135.12 g/mol
  • Stock Status:Custom Synthesis
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Tofacitinib Impurity 50
Tofacitinib Impurity 50
  • CAT. No.T990071
  • CAS. No.90953-01-8
  • Mol. F.C8H10N4
  • Mol. W.162.19 g/mol
  • Stock Status:Custom Synthesis
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Tofacitinib Impurity 47
Tofacitinib Impurity 47
  • CAT. No.T990072
  • CAS. No.NA
  • Mol. F.C23H31N7O3
  • Mol. W.453.54 g/mol
  • Stock Status:Custom Synthesis
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Tofacitinib Nitroso Impurity 2
Tofacitinib Nitroso Impurity 2
  • CAT. No.T990073
  • CAS. No.NA
  • Mol. F.C15H17N7O2
  • Mol. W.327.34 g/mol
  • Stock Status:Custom Synthesis
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Tofacitinib Impurity A (citric acid)
Tofacitinib Impurity A (citric acid)
  • CAT. No.T990074
  • CAS. No.2174011-53-9
  • Mol. F.C22H28N6O8
  • Mol. W.504.49 g/mol
  • Stock Status:Limited Stock
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3-[(3R,4R)-4-Methyl-3-[methyl(7H-4,7`-bipyrrolo[2,3-d]pyrimidin-4`-yl)amino]piperidin-1-yl]-3-oxopropanenitrile
3-[(3R,4R)-4-Methyl-3-[methyl(7H-4,7`-bipyrrolo[2,3-d]pyrimidin-4`-yl)amino]piperidin-1-yl]-3-oxopropanenitrile
  • CAT. No.T990075
  • CAS. No.NA
  • Mol. F.C22H23N9O
  • Mol. W.429.48 g/mol
  • Stock Status:Custom Synthesis
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N-nitroso-4-Methyl-3-methylaminopyridine
N-nitroso-4-Methyl-3-methylaminopyridine
  • CAT. No.T990076
  • CAS. No.NA
  • Mol. F.C7H9N3O
  • Mol. W.151.17 g/mol
  • Stock Status:Custom Synthesis
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Tofacitinib Nitroso Impurity 1 Hydrochloride Salt
Tofacitinib Nitroso Impurity 1 Hydrochloride Salt
  • CAT. No.T990077
  • CAS. No.NA
  • Mol. F.C16H20ClN7O2
  • Mol. W.377.83 g/mol
  • Stock Status:Under Synthesis
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Tofacitinib Impurity 17
Tofacitinib Impurity 17
  • CAT. No.T990078
  • CAS. No.NA
  • Mol. F.C14H21N3O
  • Mol. W.247.30 g/mol
  • Stock Status:Instock
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Tofacitinib Impurity 9
Tofacitinib Impurity 9
  • CAT. No.T990079
  • CAS. No.2382711-65-9
  • Mol. F.C32H40N12O2
  • Mol. W.624.74 g/mol
  • Stock Status:Custom Synthesis
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Tofacitinib Lactum Impurity
Tofacitinib Lactum Impurity
  • CAT. No.T990080
  • CAS. No.NA
  • Mol. F.C15H18N6O2
  • Mol. W.314.34 g/mol
  • Stock Status:Custom Synthesis
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Tofacitinib Impurity R
Tofacitinib Impurity R
  • CAT. No.T990081
  • CAS. No.479633-63-1
  • Mol. F.C13H10ClN3O2S
  • Mol. W.307.76 g/mol
  • Stock Status:Custom Synthesis
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N-methyl-N-((3R,4R)-4-methylpiperidin-3-yl)-7-nitroso-7H-pyrrolo[2,3-d]pyrimidin-4-amine
N-methyl-N-((3R,4R)-4-methylpiperidin-3-yl)-7-nitroso-7H-pyrrolo[2,3-d]pyrimidin-4-amine
  • CAT. No.T990082
  • CAS. No.NA
  • Mol. F.C13H18N6O
  • Mol. W.274.32 g/mol
  • Stock Status:Custom Synthesis
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4-Chloro-7-nitroso-7H-pyrrolo[2,3-d] pyrimidine
4-Chloro-7-nitroso-7H-pyrrolo[2,3-d] pyrimidine
  • CAT. No.T990083
  • CAS. No.NA
  • Mol. F.C6H3ClN4O
  • Mol. W.182.57 g/mol
  • Stock Status:Custom Synthesis
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N-((3R,4R)-1-benzyl-4-methylpiperidin-3-yl)-N-methyl-7-nitroso-7H-pyrrolo[2,3-d] pyrimidin-4-amine
N-((3R,4R)-1-benzyl-4-methylpiperidin-3-yl)-N-methyl-7-nitroso-7H-pyrrolo[2,3-d] pyrimidin-4-amine
  • CAT. No.T990084
  • CAS. No.NA
  • Mol. F.C20H24N6O
  • Mol. W.364.44 g/mol
  • Stock Status:Custom Synthesis
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N-((3R,4R)-1-(2-cyanoacetyl)-4-methylpiperidin-3-yl)-5,6-dihydroxy-N-methyl-6,7-dihydro-5H-pyrrolo[2,3-d]pyrimidin-4-aminium
N-((3R,4R)-1-(2-cyanoacetyl)-4-methylpiperidin-3-yl)-5,6-dihydroxy-N-methyl-6,7-dihydro-5H-pyrrolo[2,3-d]pyrimidin-4-aminium
  • CAT. No.T990085
  • CAS. No.NA
  • Mol. F.C16H23N6O
  • Mol. W.347.39 g/mol
  • Stock Status:Custom Synthesis
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N-methyl-N-((3R,4R)-4-methylpiperidin-3-yl)-7H-pyrrolo[2,3-d]pyrimidin-4-aminium
N-methyl-N-((3R,4R)-4-methylpiperidin-3-yl)-7H-pyrrolo[2,3-d]pyrimidin-4-aminium
  • CAT. No.T990086
  • CAS. No.NA
  • Mol. F.C13H20N5
  • Mol. W.246.33 g/mol
  • Stock Status:Custom Synthesis
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N-((3R,4R)-1-(2-cyanoacetyl)-4-methylpiperidin-3-yl)-2,5,6-trihydroxy-N-methyl-6,7-dihydro-5H-pyrrolo[2,3-d]pyrimidin-4-aminium
N-((3R,4R)-1-(2-cyanoacetyl)-4-methylpiperidin-3-yl)-2,5,6-trihydroxy-N-methyl-6,7-dihydro-5H-pyrrolo[2,3-d]pyrimidin-4-aminium
  • CAT. No.T990087
  • CAS. No.NA
  • Mol. F.C16H23N6O4
  • Mol. W.363.39 g/mol
  • Stock Status:Custom Synthesis
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N-((3R,4R)-1-(3-amino-3-oxopropanoyl)-4-methylpiperidin-3-yl)-N-methyl-7H-pyrrolo[2,3-d]pyrimidin-4-aminium
N-((3R,4R)-1-(3-amino-3-oxopropanoyl)-4-methylpiperidin-3-yl)-N-methyl-7H-pyrrolo[2,3-d]pyrimidin-4-aminium
  • CAT. No.T990088
  • CAS. No.NA
  • Mol. F.C16H23N6O2
  • Mol. W.331.39 g/mol
  • Stock Status:Custom Synthesis
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N-((3R,4R)-1-(2-cyanoacetyl)-4-methylpiperidin-3-yl)-N-methyl-6-oxo-6,7-dihydro-5H-pyrrolo[2,3-d]pyrimidin-4-aminium
N-((3R,4R)-1-(2-cyanoacetyl)-4-methylpiperidin-3-yl)-N-methyl-6-oxo-6,7-dihydro-5H-pyrrolo[2,3-d]pyrimidin-4-aminium
  • CAT. No.T990089
  • CAS. No.NA
  • Mol. F.C16H21N6O2
  • Mol. W.329.38 g/mol
  • Stock Status:Custom Synthesis
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1-Benzyl-4-methyl-3-(methylamino)pyridin-1-iumbromide
1-Benzyl-4-methyl-3-(methylamino)pyridin-1-iumbromide
  • CAT. No.T990090
  • CAS. No.1615709-89-1
  • Mol. F.C14H17BrN2
  • Mol. W.293.20 g/mol
  • Stock Status:Custom Synthesis
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3-((3RS,4RS)-3-((7-hydroxy-7H-pyrrolo[2,3-d]pyrimidin-4-yl)(methyl)amino)-4-methylpiperidin-1-yl)-3-oxopropanenitrile
3-((3RS,4RS)-3-((7-hydroxy-7H-pyrrolo[2,3-d]pyrimidin-4-yl)(methyl)amino)-4-methylpiperidin-1-yl)-3-oxopropanenitrile
  • CAT. No.T990091
  • CAS. No.NA
  • Mol. F.C16H20N6O2
  • Mol. W.328.37 g/mol
  • Stock Status:Custom Synthesis
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Tofacitinib Trans Impurity
Tofacitinib Trans Impurity
  • CAT. No.T990092
  • CAS. No.NA
  • Mol. F.C16H20N6O
  • Mol. W.312.37 g/mol
  • Stock Status:Custom Synthesis
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Tofacitinib Intermediate
Tofacitinib Intermediate
  • CAT. No.T990093
  • CAS. No.1228879-37-5
  • Mol. F.C14H22N2.2HCl
  • Mol. W.291.26 g/mol
  • Stock Status:Instock
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Tofacitinib Diastereomers
Tofacitinib Diastereomers
  • CAT. No.T990094
  • CAS. No.NA
  • Mol. F.C44H56N12O16
  • Mol. W.1008.99 g/mol
  • Stock Status:Custom Synthesis
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Tofacitinib Impurity 59
Tofacitinib Impurity 59
  • CAT. No.T990095
  • CAS. No.NA
  • Mol. F.C17H21N5O
  • Mol. W.311.38 g/mol
  • Stock Status:Custom Synthesis
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N-Methyl Tofacitinib
N-Methyl Tofacitinib
  • CAT. No.T990096
  • CAS. No.NA
  • Mol. F.C17H22N6O
  • Mol. W.326.40 g/mol
  • Stock Status:Custom Synthesis
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Tofacitinib Impurity 69
Tofacitinib Impurity 69
  • CAT. No.T990097
  • CAS. No.NA
  • Mol. F.C23H31N7O3
  • Mol. W.453.54 g/mol
  • Stock Status:Custom Synthesis
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Tofacitinib Impurity 46
Tofacitinib Impurity 46
  • CAT. No.T990098
  • CAS. No.2102039-99-4
  • Mol. F.C21H27N7O3
  • Mol. W.425.48 g/mol
  • Stock Status:Custom Synthesis
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Tofacitinib Impurity 35
Tofacitinib Impurity 35
  • CAT. No.T990099
  • CAS. No.2101958-24-9
  • Mol. F.C16H22N6O3
  • Mol. W.346.38 g/mol
  • Stock Status:Custom Synthesis
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Tofacitinib Impurity 71
Tofacitinib Impurity 71
  • CAT. No.T990100
  • CAS. No.NA
  • Mol. F.C16H22N6O4
  • Mol. W.362.38 g/mol
  • Stock Status:Custom Synthesis
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Tofacitinib Impurity I
Tofacitinib Impurity I
  • CAT. No.T990101
  • CAS. No.1638499-33-8
  • Mol. F.C14H22N2
  • Mol. W.218.34 g/mol
  • Stock Status:Custom Synthesis
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N-Desmethyl Tofacitinib
N-Desmethyl Tofacitinib
  • CAT. No.T990102
  • CAS. No.1527525-58-1
  • Mol. F.C15H18N6O
  • Mol. W.298.34 g/mol
  • Stock Status:Custom Synthesis
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N-Nitroso 5,6-Dihydro Tofacitinib
N-Nitroso 5,6-Dihydro Tofacitinib
  • CAT. No.T990103
  • CAS. No.NA
  • Mol. F.C16H21N7O2
  • Mol. W.343.38 g/mol
  • Stock Status:Custom Synthesis
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Tofacitinib Diastereomer -1 and 2
Tofacitinib Diastereomer -1 and 2
  • CAT. No.T990104
  • CAS. No.2734856-31-4
  • Mol. F.C32H40N12O2
  • Mol. W.624.74 g/mol
  • Stock Status:Custom Synthesis
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N-Nitroso Tofacitinib Impurity 6
N-Nitroso Tofacitinib Impurity 6
  • CAT. No.T990105
  • CAS. No.NA
  • Mol. F.C10H16N4O2
  • Mol. W.224.26 g/mol
  • Stock Status:Custom Synthesis
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Tofacitinib Impurity 72
Tofacitinib Impurity 72
  • CAT. No.T990106
  • CAS. No.NA
  • Mol. F.C18H21N5O2
  • Mol. W.339.39 g/mol
  • Stock Status:Custom Synthesis
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Tofacitinib Impurity 61
Tofacitinib Impurity 61
  • CAT. No.T990107
  • CAS. No.2102040-00-4
  • Mol. F.C32H40N12O2
  • Mol. W.624.74 g/mol
  • Stock Status:Custom Synthesis
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N-Nitroso Tofacitinib Impurity 2
N-Nitroso Tofacitinib Impurity 2
  • CAT. No.T990108
  • CAS. No.NA
  • Mol. F.C16H22N6O2
  • Mol. W.330.38 g/mol
  • Stock Status:Custom Synthesis
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Tofacitinib Impurity M Dihydrochloride
Tofacitinib Impurity M Dihydrochloride
  • CAT. No.T990109
  • CAS. No.1655430-59-3
  • Mol. F.C13H19N5.2HCl
  • Mol. W.318.25 g/mol
  • Stock Status:Custom Synthesis
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(3S,4R)-Tofacitinib Citrate
(3S,4R)-Tofacitinib Citrate
  • CAT. No.T990110
  • CAS. No.NA
  • Mol. F.C16H20N6O.C6H8O7
  • Mol. W.504.49 g/mol
  • Stock Status:Custom Synthesis
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Tofacitinib Butyl Ester
Tofacitinib Butyl Ester
  • CAT. No.T990111
  • CAS. No.2716897-36-6
  • Mol. F.C23H31N7O3
  • Mol. W.453.54 g/mol
  • Stock Status:Custom Synthesis
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N-Nitroso Tofacitinib Impurity 1
N-Nitroso Tofacitinib Impurity 1
  • CAT. No.T990112
  • CAS. No.NA
  • Mol. F.C7H15N3O
  • Mol. W.157.20 g/mol
  • Stock Status:Custom Synthesis
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N-Nitroso Tofacitinib Impurity 3
N-Nitroso Tofacitinib Impurity 3
  • CAT. No.T990113
  • CAS. No.NA
  • Mol. F.C7H15N3O
  • Mol. W.157.20 g/mol
  • Stock Status:Custom Synthesis
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N-Nitroso Tofacitinib Impurity 4
N-Nitroso Tofacitinib Impurity 4
  • CAT. No.T990114
  • CAS. No.NA
  • Mol. F.C7H14N4O2
  • Mol. W.186.20 g/mol
  • Stock Status:Custom Synthesis
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N-Nitroso Tofacitinib Impurity 5
N-Nitroso Tofacitinib Impurity 5
  • CAT. No.T990115
  • CAS. No.NA
  • Mol. F.C13H20N6O
  • Mol. W.276.30 g/mol
  • Stock Status:Custom Synthesis
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N-Nitroso Tofacitinib Impurity 7
N-Nitroso Tofacitinib Impurity 7
  • CAT. No.T990116
  • CAS. No.NA
  • Mol. F.C13H20N6O
  • Mol. W.276.34 g/mol
  • Stock Status:Custom Synthesis
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N-Nitroso Tofacitinib Impurity 8
N-Nitroso Tofacitinib Impurity 8
  • CAT. No.T990117
  • CAS. No.NA
  • Mol. F.C13H19N7O2
  • Mol. W.305.30 g/mol
  • Stock Status:Custom Synthesis
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Tofacitinib Impurity 10
Tofacitinib Impurity 10
  • CAT. No.T990118
  • CAS. No.1354621-59-2
  • Mol. F.C14H22N2
  • Mol. W.218.34 g/mol
  • Stock Status:Custom Synthesis
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Tofacitinib Impurity 11
Tofacitinib Impurity 11
  • CAT. No.T990119
  • CAS. No.NA
  • Mol. F.C14H21N5
  • Mol. W.259.35 g/mol
  • Stock Status:Custom Synthesis
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Tofacitinib Impurity 12
Tofacitinib Impurity 12
  • CAT. No.T990120
  • CAS. No.NA
  • Mol. F.C21H33N5
  • Mol. W.355.52 g/mol
  • Stock Status:Custom Synthesis
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Tofacitinib Impurity 13
Tofacitinib Impurity 13
  • CAT. No.T990121
  • CAS. No.2640342-78-3
  • Mol. F.C13H21N5.2HCl
  • Mol. W.320.26 g/mol
  • Stock Status:Custom Synthesis
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Tofacitinib Impurity 14
Tofacitinib Impurity 14
  • CAT. No.T990122
  • CAS. No.2101951-13-5
  • Mol. F.C16H22N6O3
  • Mol. W.346.40 g/mol
  • Stock Status:Custom Synthesis
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Tofacitinib Impurity 15
Tofacitinib Impurity 15
  • CAT. No.T990123
  • CAS. No.2504210-41-5
  • Mol. F.C29H38N10O2
  • Mol. W.558.70 g/mol
  • Stock Status:Custom Synthesis
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Tofacitinib Impurity 16
Tofacitinib Impurity 16
  • CAT. No.T990124
  • CAS. No.NA
  • Mol. F.C21H27N5
  • Mol. W.349.47 g/mol
  • Stock Status:Custom Synthesis
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Tofacitinib Impurity 1
Tofacitinib Impurity 1
  • CAT. No.T990125
  • CAS. No.2504210-38-0
  • Mol. F.C19H22N8
  • Mol. W.362.43 g/mol
  • Stock Status:Custom Synthesis
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Nitroso Tofacitinib Impurity 1
Nitroso Tofacitinib Impurity 1
  • CAT. No.T990126
  • CAS. No.89600-66-8
  • Mol. F.C6H10N2O
  • Mol. W.126.16 g/mol
  • Stock Status:Custom Synthesis
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N-Nitroso Tofacitinib Impurity 9
N-Nitroso Tofacitinib Impurity 9
  • CAT. No.T990127
  • CAS. No.NA
  • Mol. F.C16H21N7O2.C2H2O4
  • Mol. W.433.42 g/mol
  • Stock Status:Custom Synthesis
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Tofacitinib Impurity 18
Tofacitinib Impurity 18
  • CAT. No.T990128
  • CAS. No.NA
  • Mol. F.C13H20N6O.C2H2O4
  • Mol. W.366.37 g/mol
  • Stock Status:Custom Synthesis
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Tofacitinib Impurity 19
Tofacitinib Impurity 19
  • CAT. No.T990129
  • CAS. No.NA
  • Mol. F.C13H20N6O.C2H2O4
  • Mol. W.366.37 g/mol
  • Stock Status:Custom Synthesis
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Isotope Labelled Compounds

Tofacitinib 13C3,15N
Tofacitinib 13C3,15N
  • CAT. No.T990002
  • CAS. No.NA
  • Mol. F.C1313C3H20N515NO
  • Mol. W.316.34 g/mol
  • Stock Status:Instock
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Tofacitinib-13C3
Tofacitinib-13C3
  • CAT. No.T990013
  • CAS. No.477600-75-2(unlabelled)
  • Mol. F.C1313C3H20N6O
  • Mol. W.315.35 g/mol
  • Stock Status:Under Synthesis
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Tofacitinib-D3 Citrate
Tofacitinib-D3 Citrate
  • CAT. No.T990053
  • CAS. No.NA
  • Mol. F.C22H25D3N6O8
  • Mol. W.507.51 g/mol
  • Stock Status:Under Synthesis
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