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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1414591Generated: November 1, 2026

Hydrochloric Acid → 2-Propynyloxytetrahydropyran

https://huagongshe.com/reaction/1414591

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrochloric AcidHCID 313—
Reactant3,4-dihydro-2H-pyranHCID 8080—
ReactantProp-1-yn-1-olHCID 6432594—
Product2-PropynyloxytetrahydropyranHCID 21468746—

Reaction Steps

Prop-1-ynol was added to dihydropyran in the presence of hydrochloric acid to give prop-1-ynyltetrahydropyranyl ether. The ether was alkylated with 5-methylhexyl bromide. The resultant product was hydrolyzed with sulfuric acid to the desired alcohol, 8-methylnon-2yn-1-ol.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04001454
Source datasetuspto-grants-1977_01
ORD IDord-f5081bb269eb4d25882a9c4632b1de13
Source noteuspto-grants-1977_01