2-Carbethoxy-2-methyl-p-tolylcyclopent-1-ene

1-Bromo-2-carbethoxy-2-methyl-1-p-tolylcyclopentane

对甲苯基溴化镁

(-)-(S)-2-methyl-2-(4-methylphenyl)cyclopentanone

dimethyltitanium dichloride