[EN] 2-[(1-CYANOPROPYL)CARBAMOYL]-5-CHLOROMETHYL NICOTINIC ACIDS AND THE USE THEREOF IN MANUFACTURING HERBICIDAL IMIDAZOLINONES<br/>[FR] ACIDES 2-[(1-CYANOPROPYL)CARBAMOYL]-5-CHLOROMÉTHYLNICOTINIQUES ET LEUR UTILISATION DANS LA FABRICATION D'IMIDAZOLINONES HERBICIDES
申请人:BASF SE
公开号:WO2010054952A1
公开(公告)日:2010-05-20
2-[(1-cyanopropyl)carbamoyl]-5-chloromethyl nicotinic acids of formula (I) where Z is hydrogen or halogen; Z1 is hydrogen, halogen, cyano or nitro; R1 is C1-C4 alkyl; R2 is C1-C4 alkyl, C3-C6 cycloalkyl or R1 and R2, when taken together with the atom to which they are attached, represent a C3-C6 cycloalkyl group optionally substituted with methyl, and R3 is hydrogen or a cation preferably selected from the group consisting of alkali metals, alkaline earth metals, manganese, copper, iron, zinc, cobalt, lead, silver, nickel, ammonium and organic ammonium; are useful intermediates for the synthesis of herbicidal imidazolinones.
式(I)中,Z是氢或卤素;Z1是氢、卤素、氰基或硝基;R1是C1-C4烷基;R2是C1-C4烷基、C3-C6环烷基或R1和R2,当它们与它们所连接的原子一起取代时,表示可选地用甲基取代的C3-C6环烷基;R3是氢或阳离子,优选从含有碱金属、碱土金属、锰、铜、铁、锌、钴、铅、银、镍、铵和有机铵的群中选择;这些化合物是合成除草剂咪唑烷酮的有用中间体。