Table 1.
Conversions of Neat Terminal Olefins to Homocoupled >99% Z Metathesis Products Promoted by 5.a
| time | substrate/cat loading (mol%) | |||||
|---|---|---|---|---|---|---|
| S1/ 0.2 % |
S2/ 0.2 % |
S3/ 0.2 % |
S4/ 0.2 % |
S5/ 0.2 % |
S6/ 1 % |
|
| 10 min | 28% | 44% | 65% | - | 28% | - |
| 30 min | 39% | 67% | 75% | - | 39% | - |
| 1 h | 47% | 79% | 75% | 2% | 47% | 10% |
| 6 h | 66% | 86% | - | - | 73%b | - |
| 24 h | 72% | 88% | - | 11% | - | 59% |
a
S1 = 1-octene, S2 = allylbenzene, S3 = allylboronic acid pinacolate ester, S4 = allylSiMe3, S5 = 1-decene, S6 = Methyl-10-undecenoate.
b
The aliquot was taken after 7 h.