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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1359562Generated: November 1, 2026

2-Amino-1-butanol → (1r)-1-Bromocyclopropanecarboxylic acid-2-hydroxy-1-ethylethylamide

https://huagongshe.com/reaction/1359562

Reaction equation

Participants

RoleNameHCIDCharge
Reactant2-Amino-1-butanolHCID 22129—
Reactant1-Bromocyclopropane-carboxylic acid chlorideHCID 10910206—
Reactant(IR)-1-bromocyclopropanecarboxylic acid-2-hydroxy-1-phenylethylamideHCID 21350875—
Product(1r)-1-Bromocyclopropanecarboxylic acid-2-hydroxy-1-ethylethylamideHCID 21350874—

Reaction Steps

Analogously to the production of amide 110, 2.18 g of acid chloride 107 is reacted with 962 mg of (-)-2-amino-1-butanol, whereby 2.3 g of (1R)-1-bromocyclopropanecarboxylic acid-2-hydroxy-1-ethylethylamide 114 is obtained as a colorless oil.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06600058B1
Source datasetuspto-grants-2003_07
ORD IDord-453a460edc2e465594ad31e29f2a055e
Source noteuspto-grants-2003_07