Tofacitinib Impurity 2

托法替尼杂质2

Also known as: Tofacitinib Impurity E, Tofacitinib-30, Tofatinib Impurity E, 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-methyl-3-piperidinyl]-7H-pyrrolo[2,3-d]pyrimidin-4-amine, 7H-Pyrrolo[2,3-d]pyrimidin-4-amine, 2-chloro-N-methyl-N-[(3R,4R)-4-methyl-3-piperidinyl]-, Tofacitinib impurity 5, N-((3R,4R)-4-methyl-piperidin-3-yl)-N-methyl-2-chloro-7H-pyrrolo[2,3-D]pyrimidine-4-amine

Tofacitinib Impurity 2 (CAS 1616760-97-4) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C13H18ClN5 and a molecular weight of 279.768 g/mol. It is also known as Tofacitinib Impurity E, Tofacitinib-30 and Tofatinib Impurity E. Key property: a density of 1.3±0.1 g/cm3. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
1616760-97-4
Jingsj CID
J-1530119-0
Molecular Formula
C13H18ClN5
Chinese Name
托法替尼杂质2
Molecular Weight
279.768 g/mol
Category
Organic Compounds
Last updated
8/21/2026

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Physicochemical Properties

Density1.3±0.1 g/cm3

Frequently Asked Questions

What is the CAS number of Tofacitinib Impurity 2?

The CAS number of Tofacitinib Impurity 2 is 1616760-97-4.

What are the molecular formula and molecular weight of Tofacitinib Impurity 2?

Tofacitinib Impurity 2 has molecular formula C13H18ClN5 and molecular weight 279.768 g/mol.

Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "Tofacitinib Impurity 2 (CAS 1616760-97-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1530119-0 (accessed 2026-10-25).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.