Compounds of the formula ##STR1## in which R is alkylene, vinylene, methylvinylene, phenylene, cyclohexenylene, 1,2-dichlorovinylene and ethylidene, R.sup.1 and R.sup.2 are alkyl and R.sup.3 is hydrogen or alkyl or their amine salts and their use in retarding the ripening of picked fruits, vegetables and other merchantable materials of plant origin.
公式为##STR1##的化合物,其中R是烷基,
乙烯基,甲基
乙烯基,苯基,
环己烯基,
1,2-二氯乙烯基和
乙烯基,R.sup.1和R.sup.2是烷基,R.sup.3是氢或烷基或它们的胺盐,以及它们在延缓采摘的
水果、蔬菜和其他植物来源的商品材料的成熟方面的用途。