Back
HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 963804Generated: November 1, 2026

Acetic Anhydride → 1-(2-Fluoro-2-(methoxycarbonyl)ethenyl)-1-(4-fluorophenyl)cyclopropane

https://huagongshe.com/reaction/963804

Reaction equation

Participants

RoleNameHCIDCharge
ReactantAcetic AnhydrideHCID 7918—
ReactantMethyl 2,2-dichloro-2-fluoroacetateHCID 13612258—
Reactant1-(4-Fluorophenyl)cyclopropanecarbaldehydeHCID 23298183—
CatalystZincHCID 23994—
CatalystCuprous chlorideHCID 62652—
SolventTetrahydrofuranHCID 8028—
Product1-(2-Fluoro-2-(methoxycarbonyl)ethenyl)-1-(4-fluorophenyl)cyclopropaneHCID 5381641842%

Reaction Steps

The method of Example 1 was repeated using zinc powder (1 g), copper (I) chloride (0.12 g) and molecular sieve 4A (1 g), tetrahydrofuran (18 ml), 1-(4-fluorophenyl)-1-formyl-cyclopropane (0.54 g), acetic anhydride (0.38 ml) and methyl dichlorofluoroacetate (0.69 g) to yield the title compound (0.32 g, 42%).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS05763700
Source datasetuspto-grants-1998_06
ORD IDord-89d040376aff4d51a3c4c583fe2fc9f0
Source noteuspto-grants-1998_06