6-Hydroxy-7-methoxy-3,4-dihydroquinazolin-4-one
6-Hydroxy-7-methoxy-3,4-dihydroquinazolin-4-one
  • CAS No.:179688-52-9
Other grades of this product :

6-Hydroxy-7-methoxy-3,4-dihydroquinazolin-4-one Basic information
Product Name:6-Hydroxy-7-methoxy-3,4-dihydroquinazolin-4-one
Synonyms:6-HYDROXY-7-METHOXY-3,4-DIHYDROQUINAZOLIN-4-ONE;6-Hydroxy-7-Methoxyquinazoline-4-One;4(3H)-Quinazolinone, 6-hydroxy-7-Methoxy-;Gefitinib interMediate III;6-hydydroxy-7-methoxyquinazoline-4-one;6-Hydroxy-7-methoxy-3H-quinazolin-4-one;7-METHOXYQUINAZOLINE-4,6-DIOL;6-Hydroxy-7-Methoxyquinazolin-4(1H)-one
CAS:179688-52-9
MF:C9H8N2O3
MW:192.17
EINECS:634-959-7
Product Categories:API intermediates
Mol File:179688-52-9.mol
6-Hydroxy-7-methoxy-3,4-dihydroquinazolin-4-one Chemical Properties
Melting point 293 °C
Boiling point 420.0±55.0 °C(Predicted)
density 1.47±0.1 g/cm3(Predicted)
storage temp. Sealed in dry,Room Temperature
form powder to crystal
pka9.39±0.20(Predicted)
color White to Almost white
CAS DataBase Reference179688-52-9(CAS DataBase Reference)
Safety Information
HS Code 2933998090
MSDS Information
6-Hydroxy-7-methoxy-3,4-dihydroquinazolin-4-one Usage And Synthesis
Chemical PropertiesWhite powder
Uses6-Hydroxy-7-methoxy-4(1H)-quinazolinone is a reactant used in the preparation of 4-anilinoquinazoline derivatives that have shown antitumor activities. 6-Hydroxy-7-methoxy-4(1H)-quinazolinone was also used as a reactant in the synthetic preparation of 2-arylbenzothiazoles as kinase inhibitors.
6-Hydroxy-7-methoxy-3,4-dihydroquinazolin-4-one Preparation Products And Raw materials
Raw materials6-Quinazolinol, 7-methoxy--->4-(3-Chloro-4-fluorophenylamino)-7-methoxyquinazolin-6-ol-->ETHYL 4,5-DIMETHOXY-2-NITROBENZOATE-->ETHYL 2-AMINO-4,5-DIMETHOXYBENZOATE-->3,4-Dihydro-7-methoxy-4-oxoquinazolin-6-yl acetate-->2-aMino-5-hydroxy-4-Methoxybenzoic acid-->Methyl 2-amino-5-hydroxy-4-methoxybenzoate-->6,7-Dimethoxy-3,4-dihydroquinazoline-4-one-->ETHYL 3,4-DIMETHOXYBENZOATE-->Formamidine acetate-->Formic acid-->L-Methionine
Preparation Products4-Chloro-6-hydroxy-7-meth...-->6-Acetoxy-4-chloro-7-methoxyquinazoline

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