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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 566431Generated: October 25, 2026

Tetrahydrophthalic anhydride → 3a,4,7,7a-Tetrahydro-2-benzofuran-1(3h)-one

https://huagongshe.com/reaction/566431

Reaction equation

Participants

RoleNameHCIDCharge
ReactantTetrahydrophthalic anhydrideHCID 6810—
ReactantSodium borohydrideHCID 4311764—
SolventIsopropanolHCID 3776—
Product3a,4,7,7a-Tetrahydro-2-benzofuran-1(3h)-oneHCID 265102—

Reaction Steps

4,7,3a,7a-Tetrahydroisobenzofuran-1,3-dione is added to a solution sodium borohydride in 2-propanol at room temperature and reacted to obtain 4,7,3a,7a-tetrahydroisobenzofuran-1(3H)-one.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06174885B1
Source datasetuspto-grants-2001_01
ORD IDord-e8a8d1d7fc1a4884a3f845e8b3cbd03f
Source noteuspto-grants-2001_01