Catalytic method for producing phenolphthalein compounds

A method of producing a phenolphthalein comprises reacting a phenolic compound of the formula (I) wherein R1 is a hydrogen or a C1 -C12 hydrocarbyl group, with a phthalic anhydride compound of the formula (II) wherein R2 is a hydrogen, a C1 -C12 hydrocarbyl group, or a halogen, in the presence of a...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	HALLIGUDI SHIVAPPA BASAPPA, MALLIKA SALKOD PARAMESHWAR, VELDURTHY BHASKAR, BHOTLA VENKATA RAMA NARAYANAN, KISHAN GURRAM
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	CHEMISTRY HETEROCYCLIC COMPOUNDS METALLURGY ORGANIC CHEMISTRY
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