| 摘要 |
This invention relates generally to olefin metathesis catalyst compounds, to the preparation of such compounds, and the use of such catalysts in the metathesis of olefins and olefin compounds, more particularly, in the use of such catalysts in (E)-selective olefin metathesis reactions. The invention has utility in the fields of catalysis, organic synthesis, polymer chemistry, and industrial and fine chemicals chemistry. |
| 主权项 |
1. A compound represented by Formula (IV): wherein: M is a Group 8 transition metal; RV1, RV2, RV3, RV4, and RV5 are independently hydrogen, substituted branched C1-C6 alkyl, C4-C10 cycloalkyl, substituted C4-C10 cycloalkyl, C4-C10 heteroatom-containing cycloalkyl, substituted C4-C10 heteroatom-containing cycloalkyl, C5-C14 aryl, substituted C5-C14 aryl; R11, R12, R11a, and R12a are independently hydrogen, C1-C12 alkyl, substituted C1-C12 alkyl, C1-C12 alkoxy, substituted C1-C12 alkoxy, C5-C14 aryl, substituted C5-C14 aryl, or halide; X1 and X2 are independently halogen; L2 and L3 are neutral electron donor ligands, wherein L2 and/or L3 may be linked with R1 or R2 to form one or more cyclic groups; n is 0 or 1; m is 0, 1, or 2; k is 0 or 1; R1 and R2 are independently selected from hydrogen, hydrocarbyl, substituted hydrocarbyl, heteroatom-containing hydrocarbyl, substituted heteroatom-containing hydrocarbyl; at least one of RV1, RV2, RV3, RV4, or RV5 is represented by a group such as: “a” represents 0, 1, 2, 3, 4, or 5; and R is substituted C1-C6 alkyl, C1-C6 alkyl, substituted C3-C10 cycloalkyl, C3-C10 cycloalkyl, or halogen. |
