CAS 2407039-29-4

Tofacitinib Impurity 45

CAS: 2407039-29-4

Formula: C₁₆H₂₀N₆O₂

Molecular weight: 328.38

Ref: 4Z-T-117117

CP-690550 N-Hydroxyl

Controlled Product

CAS: 2407039-29-4

Impurity CP-690550 Impurity
Applications 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.
References Sheiner, L., et al.: Clin. Pharmacol. Ther., 25, 358 (1979); Dayneka, N., et al.: J. Pharmacokin. Biopharm., 21, 457 (1993); Changelian, P., et al.: Science, 302, 875 (2003); Lee, H., et al.: Clin. Pharmacol. Ther., 73, 348 (2003); Hutmacher, M., et al.: J. Clin. Pharmacol., 47, 238 (2007)

Formula: C₁₆H₂₀N₆O₂

Color and Shape: Neat

Molecular weight: 328.369

Ref: TR-C781820

Tofacitinib Impurity 52

CAS: 2407039-29-4

Formula: C₁₆H₂₀N₆O₂

Molecular weight: 328.38

Ref: ST-EA-CP-T23092