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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1489971Generated: October 29, 2026

Isobutyryl chloride → 5-Methyl-1-((3,4,5,6-tetrahydro-2H-pyran-2-yl)oxy)-2-hexyn-4-one

https://huagongshe.com/reaction/1489971

Reaction equation

Participants

RoleNameHCIDCharge
ReactantIsobutyryl chlorideHCID 62325—
ReactantTetrahydro-2-(2-propynyloxy)-2H-pyranHCID 98609—
Product5-Methyl-1-((3,4,5,6-tetrahydro-2H-pyran-2-yl)oxy)-2-hexyn-4-oneHCID 23249596—

Reaction Steps

The desired compound was prepared from isobutyryl chloride and 3,4,5,6-tetrahydro-2-(2-propynyloxy)-2H-pyran by analogy to the procedure of Tohda, et. al. (Synthesis, 777 (1977)).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS05679797
Source datasetuspto-grants-1997_10
ORD IDord-92b0302db3fc42dd8be3c900bf7e647f
Source noteuspto-grants-1997_10