Triaryl or diarylpyridyl methanes

Details Triaryl or diarylpyridyl methanes Triaryl or diarylpyridyl methanes

1980-03-04

1983-12-20

Trousof, Natalie

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

546342, C07C 6512, C07D21130

Patent

active

RE0314676

ABSTRACT:
Pharmaceutical compositions, containing a 4,4'-dihydroxy-3,3'-triphenylmethanedicarboxylic acid (or an oxidized derivative) as active ingredient, are described and are prepared conventionally in a form suitable for topical administration e.g. ointment. The compositions are useful for the treatment of inflammatory diseases and inflammatory conditions of the skin. Many of the active ingredients are novel compounds. A representative novel active ingredient is 4"-cyano-4,4'-dihydroxy-5,5'-dimethyl-3,3'-triphenylmethanedicarboxylic acid.

REFERENCES:
patent: 998139 (1911-07-01), Weiler
patent: 1004609 (1911-10-01), Weiler
patent: 1034173 (1912-07-01), Weiler
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patent: 3714226 (1973-01-01), Ruyle et al.
Zh. Anal. Khin vol. 26, pp. 1253, 1971, Ivanova et al. "Electronic Spectra of o and p Substituted 3'3"-dimethylbenzaurin-5',5" dicarboylic Acids in Solution" copy at Sarator State Univ. Moscow.

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