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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 975711Generated: November 1, 2026

Potassium tert-butoxide → (2R,4S)-1-allyloxycarbonyl-4-acetylthio-2-[2-(4-cyanoimidazol-1-yl)ethyl]pyrrolidine

https://huagongshe.com/reaction/975711

Reaction equation

Participants

RoleNameHCIDCharge
ReactantPotassium tert-butoxideHCID 23665647—
Reactant(2R,4R)-1-Allyloxycarbonyl-2-[2-(4-cyanoimidazol-1-yl) ethyl]-4-methanesulfonyloxypyrrolidineHCID 53735347—
ReactantHCID 178418634HCID 178418634—
Product(2R,4S)-1-allyloxycarbonyl-4-acetylthio-2-[2-(4-cyanoimidazol-1-yl)ethyl]pyrrolidineHCID 53670605—

Reaction Steps

(2R,4R)-1-Allyloxycarbonyl-2-[2-(4-cyanoimidazol-1-yl) ethyl]-4-methanesulfonyloxypyrrolidine (13.4 g) was reacted with thioacetic acid (5.46 ml) and potassium t-butoxide (8.17 g) in substantially the same manner as Preparation 4-12) to give (2R,4S)-1-allyloxycarbonyl-4-acetylthio-2-[2-(4-cyanoimidazol-1-yl)ethyl]pyrrolidine (12.5 g) as a yellow paste.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS05608056
Source datasetuspto-grants-1997_03
ORD IDord-e16d1bd705874bac95da9d1443059454
Source noteuspto-grants-1997_03