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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 228889Generated: November 1, 2026

Formamide → HCID 178486775, compound

https://huagongshe.com/reaction/228889

Reaction equation

Participants

RoleNameHCIDCharge
ReactantFormamideHCID 713—
ReactantHCID 20281748HCID 20281748—
ProductHCID 178486775HCID 17848677555%

Reaction Conditions

Temperature140 °C

Reaction Steps

Methyl 2-amino-5-methoxy-4-methylbenzoate (510 mg) was suspended in formamide (5 ml), and the suspension was stirred at 140° C. overnight. The precipitated crystal was washed with ether to give 6-methoxy-7-methyl-1H-quinazolin-4-one (275 mg, yield 55%).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07560558B2
Source datasetuspto-grants-2009_07
ORD IDord-002bd8c27f274754bb1c123fbbcde5d8
Source noteuspto-grants-2009_07