1: With trifluoroacetic acid in ethanol
0.166667 h;
2: With isopentyl nitrite in ethanol
1.16667 h;
3: With hypophosphorous acid in ethanol; water
T=20°C; 5 h;
参考文献
Sinha, Santosh; Tsang, Kwok Yin; Bhat, Smita; Chandraratna, Roshantha A.
Patent: US2005/4213 A1, 2005 ;
Location in patent: Page 30 ;
US 20050004213 A1
