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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 619076Generated: November 2, 2026

Thiourea → HCID 21845597, compound

https://huagongshe.com/reaction/619076

Reaction equation

Participants

RoleNameHCIDCharge
ReactantThioureaHCID 2723790—
Reactant2-Bromo-1-[3-(trifluoromethyl)phenyl]ethan-1-oneHCID 2778386—
SolventMethanolHCID 887—
ProductHCID 21845597HCID 21845597—

Reaction Conditions

Temperature0 °C

Reaction Steps

A solution of 8.1 g of 2-bromo-1-(3-trifluoromethyl-phenyl)-ethanone in 70 ml of methanol was treated at room temperature with 3.2 g of thiourea and boiled for 1 hour. 4.1 g of 4-(3-trifluoromethyl-phenyl)-thiazol-2-ylamine hydrobromide separated as colorless crystals upon cooling to 0° C.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS05958910
Source datasetuspto-grants-1999_09
ORD IDord-0178b6ea4e5b43b4a6143f810a2d9795
Source noteuspto-grants-1999_09