1: toluene With tert.-butylhydroperoxide; N-bromosuccinmide in neat (no solvent)
2 h;
2: cyclohexylamine With sulfur in neat (no solvent)
T=120°C; 24 h;
Katritzky, Alan R.; Witek, Rachel M.; Rodriguez-Garcia, Valerie; Mohapatra, Prabhu P.; Rogers, James W.; Cusido, Janet; Abdel-Fattah, Ashraf A. A.; Steel, Peter J.
Journal of Organic Chemistry, 2005 , vol. 70, # 20 p. 7866 - 7881
Yonemoto, Katsumi; Shibuya, Isao; Tsuchiya, Tohru; Masahiko Yasumoto; Taguchi, Yoichi
Bulletin of the Chemical Society of Japan, 1990 , vol. 63, # 10 p. 2933 - 2937