
Tetrahedron Letters p. 2697 - 2700 (1987)
Update date:2022-08-04
Topics:
Lehrich, Friedhelm
Hopf, Henning
The cross-conjugated mono- and diallenes 4-methylene-1,2,5-hexatriene (2) and 4-methylene-1,2,5,6-heptatetraene (3) as well as the 3-methyl derivative of 1,1-divinylallene (4), 18, have been prepared from readily available starting materials.
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