Benzylidene compounds, cosmetic compositions containing the same

Details Benzylidene compounds, cosmetic compositions containing the same Benzylidene compounds, cosmetic compositions containing the same

1988-10-18

1991-01-15

Ore, Dale R.

Drug, bio-affecting and body treating compositions

Topical sun or radiation screening, or tanning preparations

424DIG5, 424 47, 424 60, 424 63, 424 64, 424 69, 424 70, 424 71, 424 78, 514845, 514847, 514873, 514937, 514938, 514944, 514969, A61K 7021, A61K 742, A61K 910, A61K 912

Patent

active

049852370

ABSTRACT:
Disclosed herein are benzylidene compounds represented by the formula (I): ##STR1## wherein A represents ##STR2## (wherein B represents hydrogen atom or an acetyl group, W represents hydrogen atom or --CH.sub.2 --CH.sub.2 --CO--O--R, X.sup.1, X.sup.2 and X.sup.3 represent independently hydrogen atom, a hydroxyl group or a methoxyl group (two or three of them may be the same or all of them may be different), Y represents oxygen atom or imino group (--NH--), Z represents a methyl group or a phenyl group, and R represents a straight chain alkyl group having 1 to 18 carbon atoms, or branched or cyclic alkyl group having 3 to 18 carbon atoms, provided that when A is ##STR3## R is not an alkyl group having 1 to 2 carbon atoms, and when A is ##STR4## and X.sup.1, X.sup.2 and X.sup.3 are hydrogen atom, R is not an alkyl group having 1 to 2 carbon atoms), a cosmetic composition containing the same and an ultraviolet absorber comprising the same.

REFERENCES:
patent: 3365296 (1968-01-01), Cox et al.
patent: 4797493 (1989-01-01), Matsuno et al.
Chemical Abstract, vol. 88, No. 3, Jan. 1978, Abstract No. 22747T.
Chemical Abstract, vol. 104, No. 7, Feb. 1986, Abstract No. 50807E.
Chemical Abstracts Service Registry Handbook, 1986, p. 963RO.

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