(S)-diethyl 2-(4-(3-chloro-4-fluorophenylamino)-7-(tetrahydrofuran-3-yloxy)quinazolin-6-ylamino)-2-oxoethylphosphonate

P-[2-[[4-[(3-氯-4-氟苯基)氨基]-7-[[(3S)-四氢-3-呋喃基]氧基-6-喹唑啉基]氨基]-2-氧代乙基]膦酸二乙酯

Also known as: 4-[(3-chloro-4-fluorophenyl)amino]-6-[(diethoxyphosphoryl)acetylamino]-7-[(S)-(tetrahydrofuran-3-yl)oxy]quinazoline, Diethyl [2-({4-[(3-chloro-4-fluorophenyl)amino]-7-[(3S)-tetrahydro-3-furanyloxy]-6-quinazolinyl}amino)-2-oxoethyl]phosphonate, Diethyl {[4-(3-chloro-4-fluoro-phenylamino)-7-((S)-tetrahydrofuran-3-yloxy)-quinazolin-6-ylcarbamoyl]-methyl}-phosphonate, N-[4-(3-chloro-4-fluoroanilino)-7-[(3S)-oxolan-3-yl]oxyquinazolin-6-yl]-2-diethoxyphosphorylacetamide, Phosphonic acid, P-[2-[[4-[(3-chloro-4-fluorophenyl)amino]-7-[[(3S)-tetrahydro-3-furanyl]oxy]-6-quinazolinyl]amino]-2-oxoethyl]-, diethyl ester, QC-1120, diethyl ((4-(3-chloro-4-fluorophenylamino)-7-(S)-(tetrahydrofuran-3-yloxy)quinazoline-6-ylcarbamoyl)methyl)phosphonate, Afatinib Impurity 39, Afatinib Impurity 52, Afatinib Impurity 53

(S)-diethyl 2-(4-(3-chloro-4-fluorophenylamino)-7-(tetrahydrofuran-3-yloxy)quinazolin-6-ylamino)-2-oxoethylphosphonate (CAS 618061-76-0) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C24H27ClFN4O6P and a molecular weight of 552.919 g/mol. It is also known as 4-[(3-chloro-4-fluorophenyl)amino]-6-[(diethoxyphosphoryl)acetylamino]-7-[(S)-(tetrahydrofuran-3-yl)oxy]quinazoline, Diethyl [2-({4-[(3-chloro-4-fluorophenyl)amino]-7-[(3S)-tetrahydro-3-furanyloxy]-6-quinazolinyl}amino)-2-oxoethyl]phosphonate and Diethyl {[4-(3-chloro-4-fluoro-phenylamino)-7-((S)-tetrahydrofuran-3-yloxy)-quinazolin-6-ylcarbamoyl]-methyl}-phosphonate. Key properties include a boiling point of 709.9±60.0 °C at 760 mmHg, a density of 1.4±0.1 g/cm3 and a flash point of 383.2±32.9 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
618061-76-0
Jingsj CID
J-1097006-3
Molecular Formula
C24H27ClFN4O6P
Chinese Name
P-[2-[[4-[(3-氯-4-氟苯基)氨基]-7-[[(3S)-四氢-3-呋喃基]氧基-6-喹唑啉基]氨基]-2-氧代乙基]膦酸二乙酯
Molecular Weight
552.919 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point709.9±60.0 °C at 760 mmHg
Density1.4±0.1 g/cm3
Flash Point383.2±32.9 °C

Frequently Asked Questions

What is the CAS number of (S)-diethyl 2-(4-(3-chloro-4-fluorophenylamino)-7-(tetrahydrofuran-3-yloxy)quinazolin-6-ylamino)-2-oxoethylphosphonate?

The CAS number of (S)-diethyl 2-(4-(3-chloro-4-fluorophenylamino)-7-(tetrahydrofuran-3-yloxy)quinazolin-6-ylamino)-2-oxoethylphosphonate is 618061-76-0.

What are the molecular formula and molecular weight of (S)-diethyl 2-(4-(3-chloro-4-fluorophenylamino)-7-(tetrahydrofuran-3-yloxy)quinazolin-6-ylamino)-2-oxoethylphosphonate?

(S)-diethyl 2-(4-(3-chloro-4-fluorophenylamino)-7-(tetrahydrofuran-3-yloxy)quinazolin-6-ylamino)-2-oxoethylphosphonate has molecular formula C24H27ClFN4O6P and molecular weight 552.919 g/mol.

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

Last updated:

How to cite: Jingsj. "(S)-diethyl 2-(4-(3-chloro-4-fluorophenylamino)-7-(tetrahydrofuran-3-yloxy)quinazolin-6-ylamino)-2-oxoethylphosphonate (CAS 618061-76-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1097006-3 (accessed 2026-10-22).

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