SUBSTITUTED NAPHTHYLOXY- AND NAPHTHYLTHIO-ALKYLAMMONIUM SALTS, THE MANUFACTURE THEREOF, THE USE THEREOF FOR REGULATING PLANT GROWTH

摘要

Substituted alkylammonium salts of the formula where R1, R2 and R3 are hydrogen, C1-4-alkyl, fluorine, chlorine or bromine, X is oxygen or sulfur, n denotes one of the integers 2, 3 and 4, A denotes quinuclidine or pyrrolisidine, or -NR4R5R6, R4, R5 and R6 denoting C1-6-alkyl, C2-6-alkonyl or C2-6-alkynyl which are unsubstituted or substituted by halogen, cyano or C1-4- -alkoxy, or R5 and R6, as alkylene groups, may be part of an unsubstituted or C1-2-alkyl-substituted 5- or 6-membered heterocyle with 1 to 3 heteroatoms in the ring, and Z is the anion of any non-phytotoxic acid HZ, the manufacture of such compounds, agents for regulating plant growth containing these compounds, and the use thereof for regulating plant growth.