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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1383533Generated: October 30, 2026

Thionyl Chloride → 3-Cyclopentyloxy-4-(methylthio)benzoyl chloride

https://huagongshe.com/reaction/1383533

Reaction equation

Participants

RoleNameHCIDCharge
ReactantThionyl ChlorideHCID 24386—
Reactant3-Cyclopentyloxy-4-(methylthio)benzoic acidHCID 21187829—
SolventTolueneHCID 1140—
Product3-Cyclopentyloxy-4-(methylthio)benzoyl chlorideHCID 15458417—

Reaction Steps

3-Cyclopentyloxy-4-(methylthio)benzoic acid (0.7 g; that is prepared as described in Reference Example 55) is dissolved in toluene (20 mL) and heated at 80° C. for 1 hour 30 minutes in the presence of thionyl chloride (5 mL). Concentration gave 3-cyclopentyloxy-4-(methylthio)benzoyl chloride (0.76 g), in the form of a yellow oil.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06255326B1
Source datasetuspto-grants-2001_07
ORD IDord-f8fdfb3314774a48ac045933fa7c7d7d
Source noteuspto-grants-2001_07