Process for preparing dihydroxydiphenylmethane derivatives

Details Process for preparing dihydroxydiphenylmethane derivatives Process for preparing dihydroxydiphenylmethane derivatives

1974-08-21

1976-06-15

Jiles, Henry R.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

26029369, 260295R, 260297R, 424263, 424267, C07D21330, C07D21332

Patent

active

039637328

ABSTRACT:
There is provided a new process for the preparation of esters of 4,4'-dihydroxydiphenyl-(2-pyridyl)-methane of the general formula: ##SPC1## which
Wherein R.sub.1 is a hydrogen atom or a sulpho group or an acyl radical and R.sub.2 is a hydrogen atom or a carboalkoxy radical, and the salts thereof with pharmaceutically-acceptable, non-toxic inorganic and organic bases. Those compounds in wich R.sub.2 is a carboalkoxy radical are new.

REFERENCES:
patent: 3558643 (1971-01-01), Pala
patent: 3873551 (1975-03-01), Bruzzese et al.

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