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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 638919Generated: November 1, 2026

Propyltriphenylphosphonium bromide → Methyl 3-(hex-3-en-1-yl)-4,5-dimethoxybenzoate

https://huagongshe.com/reaction/638919

Reaction equation

Participants

RoleNameHCIDCharge
ReactantPropyltriphenylphosphonium bromideHCID 80374—
ReactantMethyl 3,4-dimethoxy-5-(3-oxopropyl)benzoateHCID 71378647—
ProductMethyl 3-(hex-3-en-1-yl)-4,5-dimethoxybenzoateHCID 68684188—

Reaction Steps

3-Hex-3-enyl-4,5-dimethoxybenzoic acid methyl ester was prepared from 3,4-dimethoxy-5-(3-oxopropyl)benzoic acid methyl ester and propyltriphenylphosphonium bromide by following Method J. The crude product was purified by flash column chromatography on silica gel using 20% EtOAc in hexanes as an eluent to furnish 3-hex-3-enyl-4,5-dimethoxybenzoic acid methyl ester in 63% yield.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07691843B2
Source datasetuspto-grants-2010_04
ORD IDord-de6157c2440949a1819bd617346d3dfe
Source noteuspto-grants-2010_04