149946-95-2Relevant articles and documents
3,4-dihydro-4-oxo-3-(2-propenyl)-1-phthalazineacetic acids and derivatives, their preparations and medicines containing them
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, (2008/06/13)
Novel 3,4-dihydro-4-oxo-3(prop-2-enyl)-1-phtalazineacetic acids and derivatives of formula (I) STR1 in which R1 R2 and R3 are the same or different and stand for H, a halogen or a linear or branched aliphatic, saturated or unsaturated radical, substituted or not by at least one halogen or R4 residue such as defined below, except when R4 is H; R4 and R5 are the same or different and stand for H, a linear or branched aliphatic radical, saturated or unsaturated, an aryl or heteroaryl radical, said radicals being substituted or not by at least one grouping such as fluorine, chlorine, bromine, methyl or trifluoromethyl, where R4 and R5 do not simultaneously denote H; R6 stands for hydroxy or alkoxy radical; R7 stands for H, a halogen, a linear or branched aliphatic saturated or unsaturated radical, an alkoxy radical, said radicals being substituted or not by analiphatic or halogenated radical, a nitro group, a substituted or unsubstituted amino group, S(O)n R8 or a cyano group; n is equal to 0,1 or 2; R8 is an aliphatic, linear or branched radical, an aryl or heteroaryl radical, an amino radical, said radicals being substituted or not by an aliphatic or halogenated radical. This invention also relates to the optional tautomeric forms of said acids and their pharmaceutically acceptable base addition salts. Also described is a process for preparing said compounds and the drugs containing same.
