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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 566418Generated: October 25, 2026

Tetrahydrophthalic anhydride → HCID 21266144, compound

https://huagongshe.com/reaction/566418

Reaction equation

Participants

RoleNameHCIDCharge
ReactantTetrahydrophthalic anhydrideHCID 6810—
ReactantOctadecylamineHCID 15793—
ProductHCID 21266144HCID 2126614498.7%

Reaction Conditions

Temperature110 °C

Reaction Steps

Octadecylamine (5.31 g) was added to 4,7,3a,7a-tetrahydroisobenzofuran-1,3-dione (3.00 g). After being stirred for 2 hours at 110° C., the reaction mixture was purified by silica gel column chromatography (silica gel 80 g, chloroform), thereby yielding the entitled compound (7.85 g) as yellow crystals.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06174885B1
Source datasetuspto-grants-2001_01
ORD IDord-ad23ef1d4f0946fd99ee776370455660
Source noteuspto-grants-2001_01