M. Cavazza, F. Pietra
Sep 28, 1976
Citations
1
Influential Citations
1
Citations
Journal
Journal of The Chemical Society, Chemical Communications
Abstract
Methylation of 3-methoxytropone with methyl fluorosulphonate to give 1,3-dimethoxytropenylium ion, folowed by reaction with primary amines in the presence of strong base gives 3-aminocycloheptatrienylidenamines which are more stable for arylamino than alkylamino substituents; a similar reaction with 1-methoxy-3-dimethylaminotropenylium ion failed.