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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2105182Generated: November 1, 2026

Thionyl Chloride → Methyl 3-(chlorocarbonyl)benzoate

https://huagongshe.com/reaction/2105182

Reaction equation

Participants

RoleNameHCIDCharge
ReactantThionyl ChlorideHCID 24386—
Reactant1,3-Benzenedicarboxylic acid, monomethyl esterHCID 6951279—
CatalystDimethylformamideHCID 6228—
ProductMethyl 3-(chlorocarbonyl)benzoateHCID 15563901—

Reaction Conditions

Temperature80 °C

Reaction Steps

SOCl2 (15 mL) and dry DMF (2 drops) were added to monomethyl isophthalate (5 g, 17.7 mmol), and the reaction mixture was refluxed at 80° C. for 6 hr. The SOCl2 was removed in vacuo, and a colorless oil was obtained and used directly in the next step.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07579350B2
Source datasetuspto-grants-2009_08
ORD IDord-f2d0974938cf4057a5d1b21a5cf35322
Source noteuspto-grants-2009_08