STYRENE DERIVATIVE AND METHOD OF PRODUCTION THEREOF, POLYSTYRENE DERIVATIVE PRODUCED THEREFROM AND METHOD OF PRODUCING THE SAME, AND ULTRAVIOLET ABSORBENT AND COSMETICS CONTAINING SAID POLYSTYRENE DERIVATIVE AS ACTIVE INGREDIENT

Title:

Document Type and Number:

WIPO Patent Application WO/1990/012785

Kind Code:

A1

Abstract:

A styrene derivative represented by general formula (I), wherein one of R¿1? and R¿2? represents vinylbenzyl, and the other represents hydrogen, lower alkyl, C¿2? to C¿5? carboxyalkyl, or phenyl; R¿3? represents hydrogen, halogen, lower alkyl, carboxyl, C¿2? to C¿5? carboxyalkyl, C¿3? to C¿6? carboxyalkenyl, C¿1? to C¿4? alkylamino or nitro; Q represents sulfur or oxygen; and X represents (a), (b), (c) or (d).

Inventors:

NAKAYAMA TOHRU (JP)
KAJIFUSA NORIYUKI (JP)
HORINAKA AKIO (JP)
YAMAGUCHI HIDEO (JP)
FUJII SETSURO (JP)

Application Number:

PCT/JP1990/000545

Publication Date:

November 01, 1990

Filing Date:

April 25, 1990

Export Citation:

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Assignee:

FUJII KEIKO & HF (JP)
FUJII SHINICHIRO & HM (JP)
TAKADA KAORUKO & HF (JP)
EARTH CHEMICAL CO (JP)

International Classes:

A61K8/81; A61Q17/04; C07C281/14; C07C337/08; C07D207/335; C07D207/337; C07D207/34; C07D307/52; C07D307/54; C07D333/22; C07D333/24; C07D337/08; C08F12/14; C08F12/26; C07D207/32; (IPC1-7): A61K7/42; C07C281/14; C07C337/08; C07D207/337; C07D207/34; C07D307/52; C07D307/54; C07D333/22; C07D333/24; C08F12/26; C09K3/00

Foreign References:

JP6364422B

Other References: