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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 467899Generated: October 30, 2026

Chloroacetyl chloride → 5-Chloro-2-chloromethyl-3-(2-chlorophenyl)-3H-quinazolin-4-one

https://huagongshe.com/reaction/467899

Reaction equation

Participants

RoleNameHCIDCharge
ReactantChloroacetyl chlorideHCID 6577—
Reactant2-amino-6-chloro-N-(2-chlorophenyl)benzamideHCID 22316586—
SolventAcetic AcidHCID 176—
Product5-Chloro-2-chloromethyl-3-(2-chlorophenyl)-3H-quinazolin-4-oneHCID 2231657165.4%

Reaction Steps

Prepared according to Procedure B with 1f (1.00 g, 3.56 mmol) and chloroacetyl chloride (0.85 mL, 10.7 mmol) in acetic acid (15 mL). Purified by recrystallization from isopropanol to afford 791 mg of an off-white crystalline solid (65%). 1H NMR (CDCl3) δ: 7.70 (s, 1H); 7.68 (d, J=3.8 Hz, 1H); 7.61-7.65 (m, 1H); 7.55 (dd, J=2.7, 6.4 Hz, 1H); 7.51 (d, J=3.1 Hz, 1H); 7.50 (s, 2H); 4.35 (d, J=12 Hz, 1H), 4.05 (d, J=12 Hz, 1H). MS (ES): m/z 339.0 (M+).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08623881B2
Source datasetuspto-grants-2014_01
ORD IDord-00cef0c3632d4f3baed2243a2970ae73
Source noteuspto-grants-2014_01