申请人:Imperial Chemical Industries Limited
公开号:US04230484A1
公开(公告)日:1980-10-28
A method of controlling pollen formation in a hermaphrodite plant, the method comprising applying to the plant, to seed of the plant or to the locus surrounding the plant or seed, a compound of formula: ##STR1## wherein R.sup.1 is hydrogen or alkyl, R.sup.2 is hydrogen, alkyl, alkyl substituted with up to three halogens (e.g. trichloro- or trifluoro-methyl), cycloalkyl, alkoxyalkyl (e.g. 2-methoxy-ethyl), substituted or unsubstituted aryl or aralkyl or an alkali metal (e.g. sodium or potassium), alkaline earth metal or quaternary ammonium cation, R.sup.3 is halogen, nitro, alkyl, alkyl substituted with up to three halogens (e.g. trichloro- or trifluoro-methyl), cycloalkyl, alkoxy, alkylthio, amino, acylamino (e.g. acetylamino), mono- or di-alkylamino, acyl (e.g. acetyl), haloacyl (e.g. bromoacetyl), cyano, amido, hydroxy, carboxy, alkoxycarbonyl (e.g. methoxycarbonyl) or phenoxy, n is 0 or an integer of 1 to 5 (preferably 0, 1, 2 or 3) and each of X and Y, which may be the same or different, is oxygen or sulphur.
一种控制两性植物花粉形成的方法,该方法包括将下列化合物施用于植物、植物种子或植物或种子周围的基因座:其中R.sup.1为氢或烷基,R.sup.2为氢、烷基、烷基上被最多三个卤素取代的烷基(例如三氯甲基或三氟甲基)、环烷基、烷氧基烷基(例如2-甲氧基乙基)、取代或未取代芳基或芳基烷基或碱金属(例如钠或钾)、碱土金属或季铵阳离子,R.sup.3为卤素、硝基、烷基、烷基上被最多三个卤素取代的烷基(例如三氯甲基或三氟甲基)、环烷基、烷氧基、烷基硫基、氨基、酰胺基(例如乙酰胺基)、单烷基或双烷基氨基、酰基(例如乙酰基)、卤代酰基(例如溴代乙酰基)、氰基、酰胺基、羟基、羧基、烷氧羰基(例如甲氧羰基)或苯氧基,n为0或1到5的整数(优选为0、1、2或3),X和Y中的每一个,可以相同也可以不同,为氧或硫。