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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 972917Generated: October 30, 2026

Ethanol → HCID 178460813, compound

https://huagongshe.com/reaction/972917

Reaction equation

Participants

RoleNameHCIDCharge
ReactantEthanolHCID 702—
ReactantPropargyl bromideHCID 7842—
ReactantHCID 178481959HCID 178481959—
SolventTriethylamineHCID 8471—
ProductHCID 178460813HCID 178460813—

Reaction Steps

13.1 g of 1-methyl-3-hydroxy-5-mercapto-1,2,4-triazole and 13.1 g of propargyl bromide are added to 100 ml of ethanol. To this suspension are added all at once 11.1 g of triethylamine. The exothermic reaction causes the temperature to rise to 45° C. After a short time a yellow product falls out of the clear solution and is filtered off and washed with water. The undissolved material is dried over P2O5.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04054575
Source datasetuspto-grants-1977_10
ORD IDord-adbb186ad1d64e358776fd9fea14cfa4
Source noteuspto-grants-1977_10