申请人:HER MAJESTY IN RIGHT OF CANADA
AS REPRESENTED BY THE
NATIONAL RESEARCH COUNCIL OF CANADA
公开号:EP0371882A2
公开(公告)日:1990-06-06
Composition for enhancing germination and growth of plants which comprises an effective amount of at least one abscisic acid-related compound having the following formula (I):
wherein
R may be carboxyl aldehyde, hydroxy, hydroxyloweralkyl, alkoxyloweralkyl, loweralkoxycarbonyl, loweracyloxyloweralkyl, acetylloweralkyl, loweralkanoyl, loweralkylamino, diloweralkylamino, loweralkoxy, loweracyloxy, loweralkylthio, loweralkyl sulphonyl, loweralkyl sulphinyl, amino, carbonyl halogen, thio, phosphate, sulfoxide, sulfone or deuterium;
R' may be hydrogen, oxo, hydroxyloweralkyl, loweralkoxy, halogen, thio, sulfoxide, sulfone, phosphate or deuterium;
R2 may be hydrogen, oxo, hydroxy, halogen thio, phosphate, sulfoxide, sulfone or deuterium;
R3 may be. carboxyl, aldehyde, loweralkyl, hydroxyloweralkyl, alkoxyloweralkyl, loweralkoxycarbonyl, loweracyloxyloweralkyl, acetylloweralkyl, loweralkanoyl, loweralkylamino, diloweralkylamino, loweralkoxy, loweracyloxy, loweralkylthio, loweralkyl sulphonyl, loweralkyl sulphinyl, or carbonyl;
and when R2 is oxo or thio, R2 may be linked to both C1 and C2 carbon atoms to form an epoxy or a thioepoxy ring;
R4 may be hydrogen, oxo, halogen, thio, phosphate, sulfoxide, sulfone, deuterium, hydroxy, loweralkylsiloxane, carboxyl, aldehyde, hydroxyloweralkyl, alkoxyloweralkyl, loweralkoxycarbonyl, loweracyloxyloweralkyl, acetylloweralkyl, loweralkanoyl, loweralkylamino, diloweralkylamino, loweralkoxy, loweracyloxy, loweralkylthio, loweralkyl sulphonyl; loweralkyl suiphinyl, amino, carbonyl, cycloalkyl or cycloalkoxy having from 4 to 6 carbon atoms which is optionally substituted by loweralkyl, halogen, oxygen, hydroxy or loweralkoxy;
R5 may be carboxyl, hydroxy, aldehyde, hydroxyloweralkyl, alkoxyloweralkyl, loweralkoxycarbonyl, loweracyloxyloweralkyl, acetylloweralkyl, acetoxyloweralkyl, loweralkanoyl, loweralkylamino, diloweralkylamino, loweralkoxy, loweracyloxy, loweralkylthio, loweralkyl sulphonyl, loweralkyl sulphinyl, amino, carbonyl, halogen, hydrogen, oxo, thio, phosphate, sulfoxide, sulfone or deuterium, and when R5 is oxo, it may be linked to the carbon atom bearing R3;
R6 may be hydrogen, oxo, hydroxyloweralkyl, loweralkoxy, halogen, thio, sulfoxide, sulfone, phosphate or deuterium;
R7 may be carboxyl, hydroxy, aldehyde, hydroxyloweralkyl, alkoxyloweralkyl, loweralkoxycarbonyl, loweracyloxyloweralkyl, acetylloweralkyl, acetoxyloweralkyl, loweralkanoyl, loweralkylamino, diloweralkylamino, loweralkoxy, loweracyloxy, loweralkylthio, loweralkyl sulphonyl, loweralkyl sulphinyl, amino, carbonyl, halogen, hydrogen, oxo, thio, phosphate, sulfoxide, sulfone or deuterium, and when R7 is oxo, it may be linked to the carbon atom bearing R3; and wherein
the dotted lines may each represent a single bond and the double dotted line represents either a double bond or a triple bond,
R1 or R6 is absent if the dotted line adjacent to R1 and R6 is a single bond, and isomers and functional derivatives thereof,
in admixture with an acceptable agricultural carrier comprising an agriculturally acceptable carrier cation when R, R1, R2, R4, R5, R6 or R7 are phosphate, sulfoxide or sulfone.
用于增强植物发芽和生长的组合物,其中包含有效量的至少一种具有下式 (I) 的脱落酸相关化合物:
其中
R 可以是羧醛、羟基、羟基低级烷基、烷氧基低级烷基、低级烷氧羰基、低级氧杂环低级烷基、乙酰低级烷基、低级烷酰基、低级烷氨基、稀低级烷氨基、低级烷氧基、低级氧杂环氧基、低级烷硫基、低级烷基磺酰基、低级烷基亚磺酰基、氨基、羰基卤素、硫代、磷酸、亚砜、砜或氘;
R'可以是氢、氧代、羟基低级烷基、低级烷氧基、卤素、硫代、亚砜、砜、磷酸盐或氘;
R2 可以是氢、氧代、羟基、卤素硫代、磷酸、亚砜、砜或氘;
R3可以是羧基、醛基、低级烷基、羟基低级烷基、烷氧基低级烷基、低级烷氧羰基、低级氧杂环低级烷基、乙酰低级烷基、低级烷酰基、低级烷氨基、稀低级烷氨基、低级烷氧基、低级氧杂环氧基、低级烷硫基、低级磺酰基、低级亚磺酰基或羰基;
当 R2 是氧代或硫代时,R2 可与 C1 和 C2 碳原子相连,形成环氧或硫环氧环;
R4 可以是氢、氧代、卤素、硫代、磷酸酯、亚砜、砜、氘、羟基、低级烷基硅氧烷、羧基、醛、羟基低级烷基、烷氧基低级烷基、低级烷氧基羰基、低级异氧低级烷基、乙酰低级烷基、低级烷酰基、低级烷基氨基、稀低级烷基氨基、低级烷氧基、低级异氧基、低级烷硫基、低级烷基磺酰基、低级烷基亚氨酰基、低级烷基硫酰基、低级烷基亚硫酰基、低级烷基亚氨酰基、低级烷氧基、低级异氧、低级烷硫基具有 4 至 6 个碳原子的低级烷基亚氨酰基、氨基、羰基、环烷基或环烷氧基,可任选被低级烷基、卤素、氧、羟基或低级烷氧基取代;
R5 可以是羧基、羟基、醛基、羟基低级烷基、烷氧基低级烷基、低级烷氧基羰基、低级杂环低级烷基、乙酰低级烷基、乙酰氧基低级烷基、低级烷酰基、低级烷基氨基、稀释低级烷基氨基、低级烷氧基、低级杂环氧基、低级烷氧基羰基、低级杂环低级烷基、当 R5 为氧代时,可与含 R3 的碳原子相连;
R6 可以是氢、氧代、羟基低级烷基、低级烷氧基、卤素、硫代、亚砜、砜、磷酸盐或氘;
R7 可以是羧基、羟基、醛基、羟基低级烷基、烷氧基低级烷基、低级烷氧基羰基、低级氧杂环低级烷基、乙酰低级烷基、乙酰氧基低级烷基、低级烷酰基、低级烷基氨基、稀释低级烷基氨基、低级烷氧基、低级氧杂环低级烷基、低级氧杂环低级烷基、低级烷氧基当 R7 为氧代时,可与含 R3 的碳原子相连;其中
虚线可分别代表单键,双虚线代表双键或三键、
如果与 R1 和 R6 相邻的虚线是单键,则不含 R1 或 R6,以及它们的异构体和官能衍生物、
在 R、R1、R2、R4、R5、R6 或 R7 为磷酸盐、亚砜或砜时,与包含农业上可接受的载体阳离子的可接受农业载体混合。