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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 551191Generated: November 1, 2026

Hydrochloric Acid → (1R)-1-(5-bromo-1H-benzimidazol-2-yl)-2-hydroxyethylamine

https://huagongshe.com/reaction/551191

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrochloric AcidHCID 313—
ReactantHCID 178454223HCID 178454223—
SolventEthyl AcetateHCID 8857—
Solvent1,4-DioxaneHCID 31275—
Product(1R)-1-(5-bromo-1H-benzimidazol-2-yl)-2-hydroxyethylamineHCID 178511832—

Reaction Steps

2.00 g (5.62 mmol) (1R)—N-Boc-1-(5-bromo-1H-benzimidazol-2-yl)-2-hydroxyethylamine in 40 ml of ethyl acetate are combined with 8.0 ml 4-molar hydrochloric acid in dioxane while cooling in the ice bath and stirred for 16 hours at ambient temperature. The reaction mixture is evaporated down and the resulting precipitate is filtered off.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07947700B2
Source datasetuspto-grants-2011_05
ORD IDord-8d0fd27f379542479a8f3d440940c57a
Source noteuspto-grants-2011_05