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ChemicalBook CAS DataBase List 6-METHOXY-QUINAZOLIN-4-YLAMINE
50424-28-7

6-METHOXY-QUINAZOLIN-4-YLAMINE synthesis

11synthesis methods
-

Yield: 91%

Reaction Conditions:

with trichlorophosphate at 120;

Steps:

1.2 Step 2: Synthesis of 4- Chloro-6-methoxyquinazoline
[0145] A solution of 6-methoxyquinazolin-4(3H)-one (3.0 g, 17.0 mmol) in POC13 (30 mL) was stirred at 120 °C overnight. Then the mixture was cooled to room temperature and evaporated. The residue was purified by silica column chromatography (PE/EtOAc from 10:1 to 5:1, v/v) to afford 4-chloro-6-methoxyquinazoline (3.0 g, 91% yield).

References:

ABM THERAPEUTICS, INC.;CHEN, Chen WO2019/60611, 2019, A1 Location in patent:Paragraph 0145

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