Global Patent Index - EP 0833812 A1

EP 0833812 A1 19980408 - CHEMICAL COMPOUNDS AND METHODS OF PRODUCTION THEREOF

Title (en)

CHEMICAL COMPOUNDS AND METHODS OF PRODUCTION THEREOF

Title (de)

CHEMISCHE VERBINDUNGEN UND IHRE HERSTELLUNGSVERFAHREN

Title (fr)

COMPOSES CHIMIQUES ET LEURS PROCEDES DE PRODUCTION

Publication

EP 0833812 A1 19980408 (EN)

Application

EP 96918775 A 19960621

Priority

  • GB 9601481 W 19960621
  • GB 9512855 A 19950623
  • GB 9525162 A 19951208

Abstract (en)

[origin: WO9700851A1] A compound having formula (B) and salts or adducts thereof wherein R1 and R2 are the same or different and represent H, OH, NH2, CO2H or OR6; R4 and R5 are the same or different and represent H, OH, NH2 or OR6; R6 is a straight or branched chain C1-C16 alkyl, alkylene or alkylyne or a substituted or unsubstituted homocyclic or heterocyclic aromatic group; R3 is a substituted or unsubstituted homocyclic or heterocyclic aromatic ring which is in conjugation with a group R7; R7 is a substituted or unsubstituted homocyclic or heterocyclic aromatic ring, an alkene, or an alkane substituted with a functional group capable of entering into conjugation with R3. Such a compound has the ability to absorb ultraviolet radiation in both the uvA and uvB regions of the ultraviolet spectrum and antioxidant activity, making it useful as an additive in a sunscreen composition and in a variety of cosmetic and non-cosmetic compositions including hair care products, inks, paints and dyes.

IPC 1-7

C07C 69/734; C07C 67/14; C07D 311/16; A61K 7/44

IPC 8 full level

A61K 8/00 (2006.01); A61K 8/33 (2006.01); A61K 8/36 (2006.01); A61K 8/368 (2006.01); A61K 8/37 (2006.01); A61K 8/41 (2006.01); A61K 8/49 (2006.01); A61Q 5/00 (2006.01); A61Q 5/02 (2006.01); A61Q 5/06 (2006.01); A61Q 5/12 (2006.01); A61Q 17/04 (2006.01); A61Q 19/08 (2006.01); C07C 69/734 (2006.01); C07D 311/16 (2006.01); C08K 5/105 (2006.01); C09B 67/00 (2006.01); C09K 3/00 (2006.01)

CPC (source: EP)

A61K 8/37 (2013.01); A61K 8/498 (2013.01); A61Q 5/06 (2013.01); A61Q 5/12 (2013.01); A61Q 17/04 (2013.01); A61Q 19/08 (2013.01); C07C 69/734 (2013.01); C07D 311/16 (2013.01); C08K 5/105 (2013.01)

Citation (search report)

See references of WO 9700851A1

Designated contracting state (EPC)

CH DE FR GB LI

DOCDB simple family (publication)

WO 9700851 A1 19970109; AU 6132796 A 19970122; EP 0833812 A1 19980408; JP H11507941 A 19990713

DOCDB simple family (application)

GB 9601481 W 19960621; AU 6132796 A 19960621; EP 96918775 A 19960621; JP 50367097 A 19960621