| abstract |
DIPHENYLAZOMETHINES RESPONDING TO FORMULA (I) (CF DRAWING IN BOPI) IN WHICH: X AND X EACH, INDEPENDENT OF THE OTHER, REPRESENT A HYDROGEN ATOM OR A HALOGEN ATOM OR A RADICAL METHYL; R IS H OR A RADICAL (C) STRAIGHT OR RAMIFIED ALKYL, R IS RADICAL COOH, UNRADICAL (C) STRAIGHT OR RAMIFIED ALKYL, RADICAL CONH OR A RADICAL COO (C) RIGHT OR RAMIFIED ALKYL, AND R REPRESENTS A D ATOM 'HYDROGEN OR RADICAL METHYL. APPLICATION TO THE PREPARATION OF DECARBOXYL COMPOUNDS (II). |