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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 538588Generated: October 25, 2026

Bromomethyl 4-methoxyphenyl ketone → 4-(4-Methoxy-phenyl)-2-methyl-thiazole

https://huagongshe.com/reaction/538588

Reaction equation

Participants

RoleNameHCIDCharge
ReactantBromomethyl 4-methoxyphenyl ketoneHCID 4965—
ReactantThioacetamideHCID 2723949—
SolventWaterHCID 962—
Product4-(4-Methoxy-phenyl)-2-methyl-thiazoleHCID 76876569.6%

Reaction Conditions

Temperature140 °C

Reaction Steps

A mixture of thioacetamide (16.0 g, 213 mmol) and 2-Bromo-1-(4-methoxy-phenyl)-ethanone (4.0 g, 17.5 mmol) was heated at 140° C. for 24 h under nitrogen atmosphere. After the completion of the reaction mixture (TLC monitoring), water (25 mL) was added and extracted with ethyl acetate (3×50 mL). The combined organics was washed with water, brine, dried (Na2SO4), filtered and concentrated. The crude residue was purified over silica gel (230-400 M, 1% EtOAc-Hexane) to get the desired product (2.5 g, 69%).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08865736B2
Source datasetuspto-grants-2014_10
ORD IDord-2ef870e9d8da4304b4c6c51d49c74041
Source noteuspto-grants-2014_10