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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 968591Generated: October 29, 2026

1,1,1-Trimethoxy-2-chloroethane → 2-chloromethyl-7-(3-trifluoromethyl-pyridin-2-yl)-3H-quinazolin-4-one

https://huagongshe.com/reaction/968591

Reaction equation

Participants

RoleNameHCIDCharge
Reactant1,1,1-Trimethoxy-2-chloroethaneHCID 144702—
Reactant2-Amino4-(3-trifluoromethyl-pyridin-2-yl)-benzamideHCID 22030074—
Product2-chloromethyl-7-(3-trifluoromethyl-pyridin-2-yl)-3H-quinazolin-4-oneHCID 135682066—

Reaction Steps

Heat a solution of 2-amino-4-(3-trifluoromethyl-pyridin-2-yl)-benzamide (100 mg, 0.356 mmol) in 2-chloro-1,1,1-trimethoxyethane (bp 138° C.) at 130° C. for 4 hours. Concentrate the mixture under reduced pressure to give 2-chloromethyl-7-(3-trifluoromethyl-pyridin-2-yl)-3H-quinazolin-4-one as an oil which crystallizes on standing.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07304059B2
Source datasetuspto-grants-2007_12
ORD IDord-1823eccdacc2481ca13e728431c11dd7
Source noteuspto-grants-2007_12