| abstract |
Diarnile selenide compounds that respond to the general formula (I) in which R represents: (i) the radical-CH3, (ii) the radical CH2-O-R5 (iii) the radical -COR6 having R5 and R6 the meanings given to continuation: Ar represents a radical chosen among the radicals of formulas (a) - (e), R7 having the meaning given below, -R2 and R3 identical or different independently represent a radical chosen from: (i) a hydrogen atom, (ii ) a radical selected between the tertiobutyl, 1-methylcyclohexyl or 1-Adamantyl radicals, (iii) a -OR8 radical, R8 having the meaning given below, (iv) unradical polyether, it being understood that at least one of the radicals R2 or R3 represents a radical (ii), R2 and R1 taken together can form with the adjacent aromatic cycle a saturated cycle of 5 or 6 links eventually substituted by methyl groups and / or eventually interrupted by an oxygen or sulfur atom. R4 represents a hydrogen atom, a halogen atom, a lower alkyl radical, an OR9 radical, a polyether radical, or a COR10 radical, with R9 and R10 having the meanings given below. R5 represents a hydrogen atom, a lower radical, or a COR11 radical having R11 the meaning given below. R6 represents a radical chosen from: (i) a hydrogen atom, (ii) a lower alkyl radical, (iii) an OR12 radical, with R12 having the meaning given below. (iv) a radical of formula (II) having R and R of the significance given below. R7 represents a hydrogen atom, a halogen atom, a lower alkyl radical, a nitro radical, an OR13 radical, a polyether radical or a radical of Formula (III) having R13, R14 and R15 the meanings given below, R8 represents a hydrogen atom, a lower alkyl radical, an optionally substituted aryl radical, an optionally substituted aralkyl radical, a monohydroxyalkyl or polyhydroxyalkyl radical or a lower acyl radical. . R9 represents a hydrogen atom, a lower alkyl radical, an optionally substituted aryl radical, an optionally substituted aralkyl radical, a radical |