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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1265621Generated: October 30, 2026

3-(5-Methyl-thiazol-4-yl)-benzoic acid methyl ester → 3-[3-(5-Methyl-thiazol-4-yl)-phenyl]-3-oxo-propionic acid tert-butyl ester

https://huagongshe.com/reaction/1265621

Reaction equation

Participants

RoleNameHCIDCharge
Reactant3-(5-Methyl-thiazol-4-yl)-benzoic acid methyl esterHCID 69689272—
ReactantLithium Tert-butyl AcetateHCID 86586795—
Product3-[3-(5-Methyl-thiazol-4-yl)-phenyl]-3-oxo-propionic acid tert-butyl esterHCID 69688600—

Reaction Steps

A sample of 3-(5-methyl-thiazol-4-yl)-benzoic acid methyl ester (1.05 g) was treated with lithium tert.-butyl acetate according to the general procedure K (method b) to give crude 3-[3-(5-methyl-thiazol-4-yl)-phenyl]-3-oxo-propionic acid tert-butyl ester (1.9 g) as a pale-yellow oil.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06544985B2
Source datasetuspto-grants-2003_04
ORD IDord-94d21c8108914374bab9c0bc8544f45d
Source noteuspto-grants-2003_04