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

N-Methyl-N-[(3R, 4R)-4-methyl-3-piperidinyl]-7H-pyrrolo[3-d]pyrimidin-4-amine is used mainly as a key pharmaceutical intermediate and impurity reference standard in the synthesis and quality control of Tofacitinib, a Janus kinase (JAK) inhibitor for treating autoimmune diseases like rheumatoid arthritis, and serves as a building block in broader drug discovery and organic synthesis.

API Name Tofacitinib citrate
CAS No 477600-74-1
Molecular Formula C13H19N5
Molecular Weight 245.32 g/mol
Synonyms N-methyl-N-[(3R,4R)-4-methylpiperidin-3-yl]-7H-pyrrolo[2,3-d]pyrimidin-4-amine

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