Table 2.

Selected data for the metathesis homocoupling of 8 ^a

					11		11/12e
entry	cat.	cat. load., mol %b	solvent	time, min	conv, %c	E/Z d
1	1a	2.5	C6H6	15	25	0.97	13
				120	32	1.4	2.9
2	4	2.5	C6H6	45	24	0.97	26
				120	29	1.1	19

^aAll reactions were carried out using 0.005 mmol of catalyst, 0.20 mmol of 8 and 0.10 mmol of tridecane (internal standard for GC analysis) in 1.0 ml of C₆H₆ at 23°C.

^bBased on 8.

^cConversion of 8 to 11 determined by GC analysis.

^dMolar ratio of E isomer and Z isomer of 11 determined by GC analysis.

^eDetermined by GC analysis.