Novel precursors

C - Chemistry – Metallurgy – 07 – D

Patent

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Details

C07D 213/81 (2006.01) C07D 213/803 (2006.01) C07D 213/82 (2006.01) C07D 213/89 (2006.01)

Patent

CA 2703307

The present invention relates to a Compound of the formula (I), wherein X represents CN, COOR, wherein R represents hydrogen or a carboxyl protecting group, CONR'2, wherein R' represents hydrogen or a carboxyl protecting group, or nitro; R1, R2, R3, R4, R5 independently of each other represent hydrogen, C1-C6 alkyl, halogen, trifluoromethyl, cyano, nitro, substituted aryl or substituted heteroaryl group; Y represents hydrogen, C1-C6 alkyl, C3-C7 cycloalkyl, C7-C13 alkaryl, trifluoromethyl, cyano, nitro, substituted aryl or substituted heteroaryl group; and wherein the stereochemically unspecified double bonds in the above formula (I) represent either the E,E; E,Z; Z,E or Z,Z configuration.

L'invention concerne un composé représenté par la formule (I), dans laquelle X représente CN, COOR, R représentant un hydrogène ou un groupe de protection carboxylique, CONR'2, R' représentant un hydrogène ou un groupe de protection carboxylique, ou nitro; R1, R2, R3, R4, R5 représentent indépendamment hydrogène, alkyle en C1-C6, halogène, trifluorométhyle, cyano, nitro, un groupe à substitution aryle ou hétéroaryle; Y représente hydrogène, alkyle en C1-C6, cycloalkyle en C3-C7, alcaryle en C7-C13, trifluorométhyle, cyano, nitro, un groupe à substitution aryle ou hétéroaryle; les liaisons doubles stéréochimiquement non spécifiées dans la formule (I) susmentionnée représentent la configuration E,E; E,Z; Z,E ou Z,Z.

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