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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 339621Generated: October 24, 2026

Methanol → (S)-methyl 2-amino-4-bromobutanoate hydrobromide

https://huagongshe.com/en/reaction/339621

Reaction equation

Participants

RoleNameHCIDCharge
ReactantMethanolHCID 887—
ReactantThionyl ChlorideHCID 24386—
Reactant2-Amino-4-bromobutanoic acid hydrobromideHCID 13877992—
Product(S)-methyl 2-amino-4-bromobutanoate hydrobromideHCID 42614181—

Reaction Steps

SOCl2 (7.0 mL) was added slowly to MeOH (100 mL) at −20° C. (bath temp), and stirred for 30 min. 2-Amino-4-bromo-butyric acid hydrobromide (5.0 g, 19 mmol) was then added and the reaction mixture was stirred O/N at rt. Concentration in vacuo gave the title compound as a viscous liquid which become solid on standing: yield 5.2 g (99%).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08895534B2
Source datasetuspto-grants-2014_11
ORD IDord-d365ffcd5e9f410aa50b422a0e3db08c
Source noteuspto-grants-2014_11