Methylene bis-phenol alkanoic acid compounds

Details Methylene bis-phenol alkanoic acid compounds Methylene bis-phenol alkanoic acid compounds

1973-11-01

1976-05-04

Patten, James A.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

252 486, 252 57, 2603433R, 260470, 260473S, C07D30778, C07C 6352, C07D31102

Patent

active

039548082

ABSTRACT:
Novel compounds, useful as intermediates in the preparation of lubricant additives, are described by specified general formulae and as condensation products of (i) an alkyl-substituted monohydric phenol, phenol sulphide or alkylene bis-phenol in which the alkyl substituent contains at least 8 carbon atoms and (ii) a carbonyl-substituted compound selected from the group consisting of glyoxylic acid, pyruvic acid, levulinic acid, 3-oxoglutaric acid, 2-oxoglutaric acid and esters of such acids.

REFERENCES:
patent: 2789995 (1957-04-01), Johnston
patent: 2907743 (1959-10-01), Greenlee
patent: 2907744 (1959-10-01), Greenlee
patent: 2933472 (1960-04-01), Bader
patent: 2933520 (1960-04-01), Bader
patent: 2971025 (1961-02-01), Bader

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