Preparation of Tetraoxadiphosphadiborocane-2,6-diones
摘要:
Cyclization of aryl/alkyl phosphonic dichlorides (2a-f) with phenylboronic acid/K2CO3/I-2 in dry toluene at 60-70 degrees C afforded 2,6-diaryl/alkyl-4,8-diphenyl-1,3,5,7, 2 lambda(5),6 lambda 5,4,8-tetraoxadiphosphadiborocane-2,6-diones (3a-f).
Preparation of Tetraoxadiphosphadiborocane-2,6-diones
摘要:
Cyclization of aryl/alkyl phosphonic dichlorides (2a-f) with phenylboronic acid/K2CO3/I-2 in dry toluene at 60-70 degrees C afforded 2,6-diaryl/alkyl-4,8-diphenyl-1,3,5,7, 2 lambda(5),6 lambda 5,4,8-tetraoxadiphosphadiborocane-2,6-diones (3a-f).