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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1584954Generated: November 4, 2026

Oxalyl chloride → 3-Cyclopentylthio-4-methoxybenzoyl chloride

https://huagongshe.com/reaction/1584954

Reaction equation

Participants

RoleNameHCIDCharge
ReactantOxalyl chlorideHCID 65578—
Reactant3-(Cyclopentylthio)-4-methoxybenzoic acidHCID 21187861—
SolventDichloromethaneHCID 6344—
Product3-Cyclopentylthio-4-methoxybenzoyl chlorideHCID 21187916—

Reaction Steps

A solution of 3-cyclopentylthio-4-methoxybenzoic acid (9 g; that is prepared as described in Reference Example 46) in dry dichloromethane (90 mL) under nitrogen is treated with oxalyl chloride (6.2 mL). After stirring at room temperature for 2 hours, the mixture is evaporated and dried under high vacuum, to give 3-cyclopentylthio-4-methoxybenzoyl chloride.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS05935978
Source datasetuspto-grants-1999_08
ORD IDord-094b1af10ba040c08191768d850c2c11
Source noteuspto-grants-1999_08