O-Desmethyl gefitinib

4-[(3-氯-4-氟苯基)氨基]-6-[3-(4-吗啉基)丙氧基]-7-羟基喹唑啉

Also known as: 4-(3'-chloro-4'-fluoroanilino)-7-hydroxy-6-(3-morpholinopropoxy)quinazoline, 4-(3-chloro-4-fluoroanilino)-6-(3-morpholin-4-ylpropoxy)-1H-quinazolin-7-one, 4-[(3-Chloro-4-fluorophenyl)amino]-6-[3-(4-morpholinyl)propoxy]-7-quinazolinol, 7-Quinazolinol, 4-[(3-chloro-4-fluorophenyl)amino]-6-[3-(4-morpholinyl)propoxy]-, Gefitinib Impurity 1, Gefitinib Impurity 13, Gefitinib O-Desmethyl Impurity, Gefitinib impurity H, M523595, O-Demethyl-Gefitinib, O-Desmethyl Gefitinib, O-DesmethylGefitinibmetabolite

CAS No.
847949-49-9
Jingsj CID
J-1986190-4
Molecular Formula
C21H22ClFN4O3
Chinese Name
4-[(3-氯-4-氟苯基)氨基]-6-[3-(4-吗啉基)丙氧基]-7-羟基喹唑啉
Molecular Weight
432.87600 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point117-120ºC
Boiling Point606.4ºC at 760 mmHg
Density1.386g/cm3
Flash Point320.5ºC

Frequently Asked Questions

What is the CAS number of O-Desmethyl gefitinib?

847949-49-9

What are the molecular formula and molecular weight of O-Desmethyl gefitinib?

C21H22ClFN4O3, molecular weight 432.87600 g/mol

Data compiled from public chemical databases and supplier catalogs; verify specifications with suppliers before purchase. · Last updated: 8/21/2026