87712-61-6Relevant academic research and scientific papers
Ipso substitution of triarylvinyl cations by alkoxide anions
Kitamura, Tsugio,Kabashima, Takashi,Nakamura, Ichizo,Fukuda, Tetsuro,Taniguchi, Hiroshi
, p. 7255 - 7261 (2007/10/02)
Photolysis and solvolysis of triarylbromoethanes 1 in the presence of alkoxide anions in alcohols resulted in significant formation of products derived from ipso substitution by alkoxide anions. Photolysis of 1-aryl-1-bromo-2,2-diphenylethenes 1Aa and 1Ab
Vinylic Cations from Solvolysis. 39. Solvolysis of 9-(α-Bromo- and α-(tosyloxy)-p-methoxybenzylidene)xanthenes
Rappoport, Zvi,Kaspi, Joseph,Tsidoni, Dov
, p. 80 - 84 (2007/10/02)
The solvolysis of 9-(α-bromo-p-methoxybenzylidene)xanthene (5) and its α-tosyloxy analogue 6 was investigated.In 80percent EtOH/2,6-lutidine 5 forms the 9-ethoxy derivative 8 and 9-(4-methoxybenzoyl)xanthene (9).The titrimetric rate constant kt
