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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1046609Generated: November 1, 2026

Diethyl Ether → (s)-2-(4-Nitrophenyl)-1-(2-phenylthiazol-4-yl)ethanamine hydrobromide salt

https://huagongshe.com/reaction/1046609

Reaction equation

Participants

RoleNameHCIDCharge
ReactantDiethyl EtherHCID 3283—
ReactantThiobenzamideHCID 683563—
Reactant(S)-tert-Butyl (4-bromo-1-(4-nitrophenyl)-3-oxobutan-2-yl)carbamateHCID 53778469—
SolventAcetonitrileHCID 6342—
Product(s)-2-(4-Nitrophenyl)-1-(2-phenylthiazol-4-yl)ethanamine hydrobromide saltHCID 6670479567%

Reaction Steps

A mixture of (S)-tert-butyl 4-bromo-1-(4-nitrophenyl)-3-oxobutan-2-ylcarbamate, 7, (1.62 g, 4.17 mmol) and thiobenzamide (0.63 g, 4.60 mmol) in CH3CN (5 mL) is refluxed for 24 hours. The reaction mixture is cooled to room temperature and diethyl ether (50 mL) is added to the solution. The precipitate which forms is collected by filtration. The solid is dried under vacuum to afford 1.2 g (67% yield) of the desired product. LC/MS ESI+326 (M+1).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08569348B2
Source datasetuspto-grants-2013_10
ORD IDord-b9272de05dcc48a4bc1b87292d97a259
Source noteuspto-grants-2013_10