mono-Nitro-, 1,3-bis-nitro-, tetra-nitro- and 1,2-bis-nitro-calixarenes were obtained separately by treating calixarene tetraethers with 65% HNO3 and HOAc in the yields of 70%, 62%, 15% and 50%, respectively. The reac...mono-Nitro-, 1,3-bis-nitro-, tetra-nitro- and 1,2-bis-nitro-calixarenes were obtained separately by treating calixarene tetraethers with 65% HNO3 and HOAc in the yields of 70%, 62%, 15% and 50%, respectively. The reaction mechanism has been discussed.展开更多
文摘mono-Nitro-, 1,3-bis-nitro-, tetra-nitro- and 1,2-bis-nitro-calixarenes were obtained separately by treating calixarene tetraethers with 65% HNO3 and HOAc in the yields of 70%, 62%, 15% and 50%, respectively. The reaction mechanism has been discussed.