Preparation of indenes

Chemistry of hydrocarbon compounds – Aromatic compound synthesis – From nonhydrocarbon feed

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Details

585409, C07C 120, C07C 11253

Patent

active

046772383

ABSTRACT:
Disclosed is the vapor phase cyclodehydration of an aldehyde or ketone over a solid catalyst which comprises phosphoric acid on a solid inorganic oxide support to make indene or a substituted indene according to the equation: ##STR1##

REFERENCES:
patent: 4568782 (1986-02-01), Pagnotta et al.

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