Synthesis of 2-Norzizaene and 9,10-Dehydro-2-norzizaene (7,7-Dimethyl-6-methylidenetricyclo[6.2.1.01,5]undec-9-ene)via Intramolecular Allyl Cation Induced Cycloaddition
作者:H. M. R. Hoffmann、Rolf Henning
DOI:10.1002/hlca.19830660316
日期:1983.5.5
7,7-Dimethyl-6-methylidenetricyclo[6.2.1.01,5]undec-9-ene (10) has been prepared from allylic alcohol 8 in one step in 16% yield. Selective hydrogenation of 10 with diazene gives the 2-norzizaenes 1a and 11.