(S)-Ethyl 2-((4-((3-chloro-4-fluorophenyl)amino)-7-((tetrahydrofuran-3-yl)oxy)quinazolin-6-yl)amino)-2-oxoacetate (Afatinib Impurity)

(S)-Ethyl 2-((4-((3-chloro-4-fluorophenyl)amino)-7-((tetrahydrofuran-3-yl)oxy)quinazolin-6-yl)amino)-2-oxoacetate (Afatinib Impurity) (CAS 2803420-62-2) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C22H20ClFN4O5 and a molecular weight of 474.9 g/mol. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 2803420-62-2
Jingsj CID: J-1881384-3
Molecular Formula: C₂₂H₂₀ClFN₄O₅
Molecular Weight: 474.9 g/mol
Category: Organic Compounds
Last updated: 8/21/2026

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Frequently Asked Questions

What is the CAS number of (S)-Ethyl 2-((4-((3-chloro-4-fluorophenyl)amino)-7-((tetrahydrofuran-3-yl)oxy)quinazolin-6-yl)amino)-2-oxoacetate (Afatinib Impurity)?

The CAS number of (S)-Ethyl 2-((4-((3-chloro-4-fluorophenyl)amino)-7-((tetrahydrofuran-3-yl)oxy)quinazolin-6-yl)amino)-2-oxoacetate (Afatinib Impurity) is 2803420-62-2.

What are the molecular formula and molecular weight of (S)-Ethyl 2-((4-((3-chloro-4-fluorophenyl)amino)-7-((tetrahydrofuran-3-yl)oxy)quinazolin-6-yl)amino)-2-oxoacetate (Afatinib Impurity)?

(S)-Ethyl 2-((4-((3-chloro-4-fluorophenyl)amino)-7-((tetrahydrofuran-3-yl)oxy)quinazolin-6-yl)amino)-2-oxoacetate (Afatinib Impurity) has molecular formula C22H20ClFN4O5 and molecular weight 474.9 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. "(S)-Ethyl 2-((4-((3-chloro-4-fluorophenyl)amino)-7-((tetrahydrofuran-3-yl)oxy)quinazolin-6-yl)amino)-2-oxoacetate (Afatinib Impurity) (CAS 2803420-62-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1881384-3 (accessed 2026-10-25).

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