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Tofacitinib Impurity 45

Tofacitinib Impurity 45 Structure
CAS No.
2407039-29-4
Chemical Name:
Tofacitinib Impurity 45
Synonyms
CP-690550 N-Hydroxyl;Tofacitinib Impurity 45;Tofacitinib Impurity 172;(3R,4R)-3-[(7-Hydroxy-7H-pyrrolo[2,3-d]pyrimidin-4-yl)methylamino]-4-methyl-β-oxo-1-piperidinepropanenitrile;1-Piperidinepropanenitrile, 3-[(7-hydroxy-7H-pyrrolo[2,3-d]pyrimidin-4-yl)methylamino]-4-methyl-β-oxo-, (3R,4R)-
CBNumber:
CB03360222
Molecular Formula:
C16H20N6O2
Molecular Weight:
328.38
MOL File:
2407039-29-4.mol
Modify Date:
2023/4/23 13:52:06

Tofacitinib Impurity 45 Properties

Melting point >144°C (dec.)
Boiling point 625.5±65.0 °C(Predicted)
Density 1.39±0.1 g/cm3(Predicted)
storage temp. -20°C Freezer, Under inert atmosphere
solubility DMSO (Slightly), Methanol (Slightly, Sonicated)
form Solid
pka 6.04±0.60(Predicted)
color Light Brown to Brown

Tofacitinib Impurity 45 Chemical Properties,Uses,Production

Uses

CP-690550 N-Hydroxyl is an impurity of CP-690550 (C781350), a pyrrolo[2,3-d]pyrimidine derivative, as Janus kinase inhibitor for treatment of rheumatoid arthritis.

Tofacitinib Impurity 45 Preparation Products And Raw materials

Raw materials

Preparation Products

Tofacitinib Impurity 45 CP-690550 N-Hydroxyl (3R,4R)-3-[(7-Hydroxy-7H-pyrrolo[2,3-d]pyrimidin-4-yl)methylamino]-4-methyl-β-oxo-1-piperidinepropanenitrile 1-Piperidinepropanenitrile, 3-[(7-hydroxy-7H-pyrrolo[2,3-d]pyrimidin-4-yl)methylamino]-4-methyl-β-oxo-, (3R,4R)- Tofacitinib Impurity 172 2407039-29-4