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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 129117Generated: October 27, 2026

1-(4-fluorophenyl)-2(1H,3H)-imidazolone → (2R)-2-(2,4-difluorophenyl)-2-[(1R)-1-[1-(4-fluorophenyl)-2-imidazolyloxy]ethyl]oxirane

https://huagongshe.com/reaction/129117

Reaction equation

Participants

RoleNameHCIDCharge
Reactant1-(4-fluorophenyl)-2(1H,3H)-imidazoloneHCID 10487542—
Reactant(1S)-[(2R)-(2,4-difluorophenyl)-2-oxiranyl]ethanolHCID 10631861—
Reactant1-[(1R,2S)-2-(2,4-difluorophenyl)-2,3-epoxy-1-methylpropyl]-3-(4-fluorophenyl)-2(1H,3H)-imidazoloneHCID 15285743—
Product(2R)-2-(2,4-difluorophenyl)-2-[(1R)-1-[1-(4-fluorophenyl)-2-imidazolyloxy]ethyl]oxiraneHCID 5418541631.3%

Reaction Steps

In the same manner as in Reference Example 5, starting from 1.95 g of (1S)-1-[(2R)-2-(2,4-difluorophenyl)-2-oxiranyl]ethanol and 1.39 g of 1-(4-fluorophenyl)-2(1H,3H)-imidazolone, 1.10 g of 1-[(1R,2S)-2-(2,4-difluorophenyl)-2,3-epoxy-1-methylpropyl]-3-(4-fluorophenyl)-2(1H,3H)-imidazolone and 0.88 g of (2R)-2-(2,4-difluorophenyl)-2-[(1R)-1-[1-(4-fluorophenyl)-2-imidazolyloxy]ethyl]oxirane were obtained.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS05466820
Source datasetuspto-grants-1995_11
ORD IDord-968f1b99486442f086ca281be8e95268
Source noteuspto-grants-1995_11