Vinylic cations from solvolysis. VIII. S
Vinylic cations from solvolysis. VIII. Solvolysis of cis and trans ฮฑ-bromo-p,p'-dimethoxystilbenes.
โ
Zvi Rappoport; Micha Atidia
๐
Article
๐
1970
๐
Elsevier Science
๐
French
โ 232 KB
For the SE1 solvolysis of o(-bromo-p-methoxystyrene 1 2 and of Crisnisylvinyl bromide 2 3 k2/kl = 1.7 in 80,: EtCH. In buffered AcOH k2/kl = 4.2 andz shows an ---extensive bromide ion return, while 1 shows no return. 4 The later difference is attributed to the presenoe of the bulky aryl groups in th