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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 461083Generated: October 27, 2026

Thiourea → HCID 178437128, compound

https://huagongshe.com/reaction/461083

Reaction equation

Participants

RoleNameHCIDCharge
ReactantThioureaHCID 2723790—
Reactant2-Methyl-3-hydroxy-4-chloromethyl-5-vinylpyridineHCID 20263960—
SolventEthanolHCID 702—
ProductHCID 178437128HCID 178437128—

Reaction Steps

A mixture of 21.0 g. of 2-methyl-3-hydroxy-4-chloromethyl-5-vinylpyridine, 6.74 g. of thiourea, and 200 ml. of ethanol was refluxed 3 hours. The cooled mixture was filtered and the solids were washed with ether to give 2-methyl-3-hydroxy-4-isothioureidomethyl-5-vinylpyridine hydrochloride.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04061759
Source datasetuspto-grants-1977_12
ORD IDord-ce701da4fc8e41e4a52b32c6d0634039
Source noteuspto-grants-1977_12