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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2375768Generated: October 31, 2026

Acetic Anhydride → Dihydro-4-(2-methylpropyl)-2H-pyran-2,6(3H)-dione

https://huagongshe.com/reaction/2375768

Reaction equation

Participants

RoleNameHCIDCharge
ReactantAcetic AnhydrideHCID 7918—
ReactantIsobutylglutaric acidHCID 10976240—
ProductDihydro-4-(2-methylpropyl)-2H-pyran-2,6(3H)-dioneHCID 11480690—

Reaction Steps

combining the 3-isobutylglutaric acid with acetic anhydride to obtain a second mixture; heating the second mixture to obtain 3-isobutyl glutaric anhydride 22; and recovering the 3-isobutyl glutaric anhydride 22.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07465826B2
Source datasetuspto-grants-2008_12
ORD IDord-784f399cc38141409afbef848937734c
Source noteuspto-grants-2008_12