| 摘要 |
Compounds of the formula I <IMAGE> (I) where R1 and R2 are identical or different and are each hyrogen or alkyl of 1 to 5 carbon atoms, the radicals X are identical or different substituents selected from the group consisting of halogen, cyano, trifluoromethyl, nitro, C1-C4-alkyl, C1-C4-alkoxy, unsubstituted or substituted phenyl or hydrogen, m is from zero to 5, n is an integer from 2 to 6 and Y is -CO- or -CH(OH)-, their intermediates of the formula (II) <IMAGE> (II) and (V) <IMAGE> (V) and the use of the compounds (I) as plant growth regulators. |
