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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1788649Generated: November 3, 2026

HCID 21304210, compound → Phthalic Acid

https://huagongshe.com/reaction/1788649

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHCID 21304210HCID 21304210—
CatalystPalladiumHCID 23938—
SolventTetrahydrofuranHCID 8028—
ProductPhthalic AcidHCID 1017—

Reaction Steps

A solution of 10 g (22.8 mmol) dilinalyl phthalate (prepared by the procedure of Example 1) in 100 mL tetrahydrofuran was treated with 2 g palladium on charcoal catalyst and hydrogenated quickly at 40 psi. A small amount of cleavage gave some phthalic acid byproduct, so the mixture was chromatographed on silica gel to give 7.1 g (70% yield) of pure viscous liquid Compound 6, confirmed by its nmr spectrum.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04684606
Source datasetuspto-grants-1987_08
ORD IDord-34394dfcaccf4a48aee186bc13d9f8b7
Source noteuspto-grants-1987_08