(1 + CHZ

JANUARY 12, 1931. PUBLISHED MARCH 6, 1931. In connection with a study of the behavior of nitrocyclopropane deriva- tives with bases Kohler and his ...
3 downloads 0 Views 255KB Size
March, 1931

DIPHENYLCYCLOPROPENEDICARBOXYLIC ACID

[CONTRIBUTION FROM SCIENCE

1117

HALL,LAWRENCE COLLEGE]

STUDIES IN THE CYCLOPROPENE SERIES. I. DIPHENYLCYCLOPROPENEDICARBOXYLICACID BY S. F. DARLING AND E. W. SPANAGEL PUBLISHED MARCH 6, 1931

RECEIVED J A N U A R Y 12, 1931

In connection with a study of the behavior of nitrocyclopropane derivatives with bases Kohler and his students' have postulated the presence of a substituted cyclopropene derivative intermediate between the nitrocyclopropane and the end-product. Later they actually succeeded in isolating a new type of cyclopropene derivative* (I) as the first product of the action of sodium methylate on the nitrocyclopropane (11). This H WZ-NO~C~HI-;~>~'