ARYL SUBSTITUTED HYDROXYLAMINES, THEIR PREPARATION PROCESS, THEIR USE AS GROWTH FACTORS FOR VEGETATION AND THE COMPOSITIONS CONTAINING

摘要

The invention relates to the compounds of formula (i): & br / (see appended drawing in bopi) & br / in which ar denotes an aromatic radical or hetero - aromatic mono- or polycyclic, optionally substituted and r denotes an atom of 1996, co or co r, r and r representing an alkyl radical or a mono- or polycyclic aromatic radical optionally substituted, as well as their addition salts with acids.