1: 59 percent 2: 70 percent / HCl gas / 50 h / Ambient temperature 3: 79 percent / toluene / 4 h / Heating View Scheme
参考文献
Hickey, Deirdre M. B.; MacKenzie, A. Roderick; Moody, Christopher J.; Rees, Charles W.
Journal of the Chemical Society, Perkin Transactions 1: Organic and Bio-Organic Chemistry (1972-1999), 1987 , p. 921 - 926
Narasimhan, N. S.; Kusurkar, S. S.
Indian Journal of Chemistry, Section B: Organic Chemistry Including Medicinal Chemistry, 1983 , vol. 22, # 4 p. 345 - 348