反应条件
sulfur trioxide in nitromethane
T=0°C; 2.5 h; var. bromo- and mono- polimethylphenanthrenes, and 4,5-ethanophenanthrene; Product distribution;
参考文献
Cerfontain, Hans; Koeberg-Telder, Ankie; Laali, Khosrow; Lambrechts, Hans J. A.
Journal of Organic Chemistry, 1982 , vol. 47, # 21 p. 4069 - 4075