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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1351466Generated: November 3, 2026

Formamide → 8-Methylquinazolin-4(1H)-one

https://huagongshe.com/reaction/1351466

Reaction equation

Participants

RoleNameHCIDCharge
ReactantFormamideHCID 713—
Reactant2-Amino-3-methylbenzoic acidHCID 78101—
SolventWaterHCID 962—
Product8-Methylquinazolin-4(1H)-oneHCID 135471300—

Reaction Steps

6-g of 2-amino 3 methyl benzoic acid and 8 ml formamide were heated at 170° C. for 1.5 hours. Water was added and solid filtered to provide 4.6 g of 8-methyl 4-quinazolinone as a white solid, mp—260° C. NMR acetone d6 δ 8.14(1H, br, S), 8.06(1H, m), 7.66(1H, m), 7.38(1H, m), 2.58(3H, S).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07217737B2
Source datasetuspto-grants-2007_05
ORD IDord-ec67b06773c14f9485d768bbd257ddcc
Source noteuspto-grants-2007_05