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Stereoselective synthesis of gem-disubstituted cyclopropanes from gem-dibromocyclopropanes

✍ Scribed by Toshiro Harada; Takeshi Katsuhira; Kazuhiro Hattori; Akira Oku


Book ID
104244930
Publisher
Elsevier Science
Year
1989
Tongue
French
Weight
145 KB
Volume
30
Category
Article
ISSN
0040-4039

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While the reaction of the dibromocarbene adduct of trimethylethylene with methyllithium gives only trimethylallene, the dibromocarbene adduct of tetramethylethylene reacts with methyllithium to give a nearly quantitative yield of 1,2,2-trimethylbicyclobutane.' We have examined a number of other syst