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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1662066Generated: October 30, 2026

tert-Butanol → (1R,2S)-2-tert-Butoxycarbonylcyclopropanecarboxylic acid

https://huagongshe.com/reaction/1662066

Reaction equation

Participants

RoleNameHCIDCharge
Reactanttert-ButanolHCID 6386—
Reactant(1r,5s)-3-Oxabicyclo[3.1.0]hexane-2,4-dioneHCID 12688062—
Product(1R,2S)-2-tert-Butoxycarbonylcyclopropanecarboxylic acidHCID 53929811—

Reaction Conditions

Temperature110 °C

Reaction Steps

A mixture of rel-(1R,5S)-3-oxabicyclo[3.1.0]hexane-2,4-dione (1.1 g) and 2-methyl-2-propanol (10 ml) was stirred at 110° C. for 2.5 days. The reaction mixture was concentrated under reduced pressure to obtain rel-(1R,2S)-2-(tert-butoxycarbonyl)cyclopropanecarboxylic acid (1.8 g).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08030489B2
Source datasetuspto-grants-2011_10
ORD IDord-3e6a49a9f72f40788d8e1c181141661a
Source noteuspto-grants-2011_10