in hexane

in benzene 5 h 90-95°C;

暂无反应条件数据

diethylamine; phenyl-magnesium bromide in diethyl ether; cyclohexane (under N2); addn. of the Grignard compd. in ether to a soln. of the borane in cyclohexane with stirring, temp. is raised to the boiling point, mixture is heated under reflux; after cooling addn. of Et2HN, stirring, filtn., distn., mixture of the products is obtained, overall yield 95 percent, ratio alkyl:dialkyl compd.:HB(NEt2)2 79:12:9, detected by NMR;

NH(CH2CH3)2 in hexane; cyclohexane (under N2); dropwise addn. of the lithium compd. in hexane to a soln. of the borane in cyclohexane at 0°C with stirring, stirring at 20°C; addn. od diethylamine, stirring, filtd., distd., overall yield 86 percent, ratio alkyl:dialkyl:HB(NEt2)2 85:14:1, detected by NMR;

in Petroleum ether

40 h 70-150°C;

暂无反应条件数据

40 h, 70-150°C; fractional distn.;

in benzene reflux of soln. (6 h);; evapn. of volatiles (vac.); distillation; elem. anal.;;