Synthesis Route for 106661-50-1

126-81-8
5,5-Dimethyl-1,3...
886-38-4
diphenylcyclopro...
~71%
106661-50-1
4,4-dimethyl-7,8...

Reference:

Bilinski, Vanda; Dreiding, Andre S. Helvetica Chimica Acta, 1985 , vol. 68, p. 2140 - 2147