Collect. Czech. Chem. Commun.
1978, 43, 2165-2169
https://doi.org/10.1135/cccc19782165
Hofmann reaction of quaternary salts of 4-dimethylamino-5-twistanols: Dependence of its course on the torsion angle
Miloš Tichý, Ladislav Kniežo and Miroslav Svoboda