申请人:XiMo AG
公开号:US10688481B2
公开(公告)日:2020-06-23
Compound of formula (4) or formula (5), wherein L is a neutral ligand, preferably a nitrogen-containing heterocyclic carbene (NHC) such as carbene containing at least two nitrogen atoms, a cyclic aminoalkyl carbene (CAAC) or a bicyclic aminoalkyl carbene (BICAAC); R1, R3, R4, R5, R6, R7, R8, R9, R10 and R11 are, independently, H, unbranched or branched C1-20 alkyl, C5-9 cycloalkyl, unbranched or branched C1-20 alkoxy, optionally bearing one or more halogen atoms, respectively; or aryl, optionally substituted with one or more of unbranched or branched C1-20 alkyl, C5-9 cycloalkyl, unbranched or branched C1-20 alkoxy, aryl, aryloxy, unbranched or branched C1-20 alkylcarbonyl, arylcarbonyl, unbranched or branched C1-20 alkoxycarbonyl, aryloxycarbonyl, heteroaryl, carboxyl, cyano, nitro, amido, aminosulfonyl, N-heteroarylsulfonyl, unbranched or branched C1-20 alkylsulfonyl, arylsulfonyl, unbranched or branched C1-20 alkylsulfinyl, arylsulfinyl, unbranched or branched C1-20 alkylthio, arylthio, sulfonamide, halogen or N(Ry)(Rz), wherein Ry and Rz are independently selected from H and C1-20 alkyl: RC is H, unbranched or branched C1-20 alkyl.
式(4)或式(5)化合物,其中 L 是中性配体,最好是含氮杂环碳烯(NHC),如至少含两个氮原子的碳烯、环氨基烷基碳烯(CAAC)或双环氨基烷基碳烯(BICAAC);R1、R3、R4、R5、R6、R7、R8、R9、R10 和 R11 分别独立地为 H、未支化或支化的 C1-20 烷基、C5-9 环烷基、未支化或支化的 C1-20 烷氧基,可选地分别含有一个或多个卤素原子;或芳基,可任选被一个或多个未支链或支链 C1-20 烷基、C5-9 环烷基、未支链或支链 C1-20 烷氧基、芳基、芳氧基、未支链或支链 C1-20 烷基羰基、芳基羰基、未支链或支链 C1-20 烷氧基羰基、芳氧基羰基、杂芳基、羧基、氰基、硝基、氨基、氨基、氨磺酰基、酰胺基、酰胺基、酰胺基、酰胺基、酰胺基、酰胺基、酰胺基、酰胺基氨基、氨基磺酰基、N-杂芳基磺酰基、未支链或支链 C1-20 烷基磺酰基、芳基磺酰基、未支链或支链 C1-20 烷基亚磺酰基、芳基亚磺酰基、未支链或支链 C1-20 烷硫基、芳硫基、磺酰胺、卤素或 N(Ry)(Rz),其中 Ry 和 Rz 独立选自 H 和 C1-20 烷基:RC 是 H、未支化或支化 C1-20 烷基。