The Beckmann Rearrangement of Certain 2-Alkyl Cyclopentanone

650

JOHN

G. HILDEBRAND, JR.,

AND

MARSTON TAYLOR BOGERT

Vol. 68

[CONTRIBUTION FROM THE CHEMICAL LABORATORIES O F COLUMBIA UNIVERSITY ]

The Beckmann Rearrangement of Certain 2-Alkyl Cyclopentanone and Cyclohexanone Oximes1v2 BY JOHN G. HILDEBRAND, J R . , ~AND MARSTON TAYLOR BOGERT In the Beckmann rearrangement of 2-alkyl cyclanone oximes the formation of two structural isomers is possible,

I

I1

FLOWSHEET CYCLOPENTANONES (CH,),(CooR COOR

.1

( CHZ),