Afatinib

阿法替尼

Also known as: BIBW 2992, BIBW-2992, Gilotrif, Tovok, Tomtovok, (2E)-N-[4-[(3-Chloro-4-fluorophenyl)amino]-7-[[(3S)-tetrahydro-3-furanyl]oxy]-6-quinazolinyl]-4-(dimethylamino)-2-butenamide, (S,E)-N-(4-((3-Chloro-4-fluorophenyl)amino)-7-((tetrahydrofuran-3-yl)oxy)quinazolin-6-yl)-4-(dimethylamino)but-2-enamide, N-[4-[(3-Chloro-4-fluorophenyl)amino]-7-[[(3S)-tetrahydrofuran-3-yl]oxy]quinazolin-6-yl]-4-(dimethylamino)but-2-enamide

Afatinib (CAS 850140-72-6) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C24H25ClFN5O3 and a molecular weight of 485.938 g/mol. It is also known as BIBW 2992, BIBW-2992 and Gilotrif. Key properties include a melting point of 100 - 102 °C, a boiling point of 676.9±55.0 °C at 760 mmHg, a density of 1.4±0.1 g/cm3 and a flash point of 363.2±31.5 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 850140-72-6
Jingsj CID: J-1957141-8
Molecular Formula: C₂₄H₂₅ClFN₅O₃
Chinese Name: 阿法替尼
Molecular Weight: 485.938 g/mol
Category: Organic Compounds
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	100 - 102 °C
Boiling Point	676.9±55.0 °C at 760 mmHg
Density	1.4±0.1 g/cm3
Flash Point	363.2±31.5 °C

Frequently Asked Questions

What is the CAS number of Afatinib?

The CAS number of Afatinib is 850140-72-6.

What are the molecular formula and molecular weight of Afatinib?

Afatinib has molecular formula C24H25ClFN5O3 and molecular weight 485.938 g/mol.

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

Last updated: 8/21/2026

How to cite: Jingsj. "Afatinib (CAS 850140-72-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1957141-8 (accessed 2026-10-22).

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