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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1373083Generated: October 31, 2026

Oxalyl chloride → Propanoic acid, 3-chloro-3-oxo-, phenylmethyl ester

https://huagongshe.com/reaction/1373083

Reaction equation

Participants

RoleNameHCIDCharge
ReactantOxalyl chlorideHCID 65578—
ReactantBenzyl malonateHCID 22247814—
CatalystDimethylformamideHCID 6228—
SolventDichloromethaneHCID 6344—
ProductPropanoic acid, 3-chloro-3-oxo-, phenylmethyl esterHCID 11148560—

Reaction Steps

To the solution of commercially available mono-benzyl malonate (Aldrich Chemical Co., Milwaukee, Wis.) (7.76 g, 40 mmol) in methylene chloride (100 mL) was added oxalyl chloride (14 mL, 160 mmol) followed by 3 drops of dimethylformamide. The reaction mixture was stirred at room temperature for 3 hours and concentrated in vacuo.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07160902B2
Source datasetuspto-grants-2007_01
ORD IDord-21f3ae4211d7424dbaef6620a4d69e7f
Source noteuspto-grants-2007_01