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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1757050Generated: October 28, 2026

Water → HCID 19389481, compound

https://huagongshe.com/reaction/1757050

Reaction equation

Participants

RoleNameHCIDCharge
ReactantWaterHCID 962—
Reactantp-Toluenesulfonic acidHCID 6101—
ReactantHCID 19389468HCID 19389468—
SolventTolueneHCID 1140—
ProductHCID 19389481HCID 19389481—

Reaction Steps

6-t-Butyldimethylsilyloxymethyl-4-hydroxytetrahydropyran-2-one (1.0 parts) was dissolved in toluene and p-toluenesulphonic acid (0.1 parts) was added. The reaction mixture was heated at reflux with removal of water via a Dean and Stark apparatus. The cooled reaction mixture was then washed with water and evaporated to give 6-t-butyl dimethylsilyloxymethyl-5,6-dihydropyran-2-one (0.3 parts).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS05443970
Source datasetuspto-grants-1995_08
ORD IDord-85bda2480f794ae9bdb4ccfc88a25294
Source noteuspto-grants-1995_08