2-(3-cyclopropyl-3-phenyl-allyl)-2-(3-trimethylsilanyl-prop-2-ynyl)-malonic acid dimethyl ester 在
cyclopentadienylruthenium(II) trisacetonitrile hexafluorophosphate 作用下,
以
1,2-二氯乙烷 为溶剂,
反应 24.0h,
以75%的产率得到4-phenyl-8-trimethylsilanyl-3,3a,6,7-tetrahydro-1H-azulene-2,2-dicarboxylic acid dimethyl ester