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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1679562Generated: October 31, 2026

Thionyl Chloride → Ethyl 4-(chloromethyl)-1,2,5-trimethylpyrrole-3-carboxylate

https://huagongshe.com/reaction/1679562

Reaction equation

Participants

RoleNameHCIDCharge
ReactantThionyl ChlorideHCID 24386—
ReactantEthyl 4-(hydroxymethyl)-1,2,5-trimethylpyrrole-3-carboxylateHCID 13051083—
SolventBenzeneHCID 241—
ProductEthyl 4-(chloromethyl)-1,2,5-trimethylpyrrole-3-carboxylateHCID 20528801—

Reaction Steps

1.0 g of ethyl 4-(hydroxymethyl)-1,2,5-trimethylpyrrole-3-carboxylate is dissolved in 15 ml of benzene and 0.6 g of thionyl chloride is added dropwise and after total addition the reaction mixture is stirred for 3.5 hours at ambient temperature. The benzene is removed in vacuo leaving the gray solid, ethyl 4-(chloromethyl)-1,2,5-trimethylpyrrole-3-carboxylate.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04081457
Source datasetuspto-grants-1978_03
ORD IDord-ccee588ae57b422dba41255c8f299f35
Source noteuspto-grants-1978_03