PROBLEM TO BE SOLVED: To provide a herbicide excellently safe for humans and animals, having high selectivity for crops, exhibiting high herbicidal effects with a low dose and having wide applicability, persistence of the effects and excellent selectivity between crops and weeds and especially excellent performances as a paddy herbicide.
SOLUTION: A haloalkylsulfonanilide derivative is represented by general formula (I) [wherein, R1denotes a halo(1-6C)alkyl; R2and R5denote each an H, a (1-6C)alkyl, a (substituted) phenyl(1-6C)alkyl or the like; R3, R4, R6and R7denote each an H, a (1-6C)alkyl, a (3-6C)cycloalkyl, a halogen, a CN or the like; R3and R4may mutually be bound to form a 3- to a 7-membered ring; R6and R7may mutually be bound to form a 3- to a 7-membered ring; A denotes O or S; G denotes O, S or a CR8, R9äwherein, R8and R9denote each H, a (1-6C)alkyl or the like}; Q denotes a (1-6C)alkyl, a (substituted) (3-6C)cycloalkyl or the like; a and b denotes each 0 or 1; and X denotes H, a halogen, a (1-6C)alkyl, a (substituted) phenyl, a (substituted) heterocyclic ring or the like]. The herbicide comprises the haloalkylsulfonanilide derivative or its salts as an active ingredient.
COPYRIGHT: (C)2006,JPO&NCIPI
要解决的问题:提供一种对人类和动物非常安全的除草剂,对作物具有高选择性,剂量低且具有高除草效果,并具有广泛适用性、效果持久性和作物与杂草之间的优异选择性,尤其是作为稻田除草剂的出色性能。 解决方案:一种卤烷基磺酰苯胺衍生物由通式(I)表示[其中,R1表示卤(1-6C)烷基;R2和R5分别表示H、(1-6C)烷基、(取代)苯基(1-6C)烷基或类似物;R3、R4、R6和R7分别表示H、(1-6C)烷基、(3-6C)环烷基、卤素、CN或类似物;R3和R4可以相互结合形成3-到7-成员环;R6和R7可以相互结合形成3-到7-成员环;A表示O或S;G表示O、S或CR8、R9,其中,R8和R9分别表示H、(1-6C)烷基或类似物};Q表示(1-6C)烷基、(取代)(3-6C)环烷基或类似物;a和b分别表示0或1;X表示H、卤素、(1-6C)烷基、(取代)苯基、(取代)杂环或类似物]。 该除草剂包括卤烷基磺酰苯胺衍生物或其盐作为活性成分。 版权所有:(C)2006,JPO&NCIPI