ANALYZED C5-C6 NAFTOPIRANS WITH INDIAN ODIHYDRONAFTALENE TYPE RING AND COMPOSITIONS AND MATRICES INCLUDING THE INDICATED COMPOUNDS.

摘要

Compounds of ** formula ** in which: R1 and R2, which are identical or different, independently represent: - hydrogen - a linear or branched alkyl group comprising 1 to 12 carbon atoms, - a cycloalkyl group comprising 3 to 12 carbon atoms, - an aryl or heteroaryl group comprising in its basic structure 6 to 24 carbon atoms or 4 to 24 carbon atoms, respectively, and at least one heteroatom selected from sulfur, oxygen and nitrogen; said basic structure being optionally substituted by at least one substituent selected from the set of substituents indicated below: + a halogen, especially fluorine, chlorine and bromine, + a hydroxy, + a linear or branched alkyl group comprising from 1 to 12 carbon atoms, + a linear or branched alkoxy group comprising 1 to 12 carbon atoms.