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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 481703Generated: October 25, 2026

Toluene → 2-Diethylphosphinoylmethyl-1,3-dioxolane

https://huagongshe.com/reaction/481703

Reaction equation

Participants

RoleNameHCIDCharge
ReactantTolueneHCID 1140—
Reactant3-Bromo-1,2-propanediolHCID 20827—
ReactantDiethyl (2,2-diethoxyethyl)phosphonateHCID 82071—
Catalystp-Toluenesulfonic acidHCID 6101—
Product2-Diethylphosphinoylmethyl-1,3-dioxolaneHCID 21255858—

Reaction Steps

Diethylphosphonoacetaldehyde diethylacetal (VIIa) was condensed with 3-bromo-1,2-propanediol (Va) in the presence of p-toluenesulfonic acid as a catalyst and reflux in toluene to yield 2-diethylphosphinoylmethyl-1,3-dioxolane of formula (IId) as a mixture of cis and trans isomers;

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS05789394
Source datasetuspto-grants-1998_08
ORD IDord-99dba77c6d954ebd9cf80aceca691da4
Source noteuspto-grants-1998_08