When performing alkene metathesis, how can I ensure cross metathesis as opposed to homodimerization?

I am a fledgling chemist, and today I performed some Grubb's  catalyzed (1st generation) alkene metathesis. I wanted a cross product between  camphene (4.87 mmol) and  2-methyl-3-buten-1-ol (4.78...

29 January 2015 2,903 3 View