Chamaejasmine (1), isolated from Stellera chamaejasmae L by Prof. HUANG in 1979, is a new type of biflavonoids and has been elucidated as 3, 3"-binaringenin in structure. After that, six other chamaejasmine-type ...Chamaejasmine (1), isolated from Stellera chamaejasmae L by Prof. HUANG in 1979, is a new type of biflavonoids and has been elucidated as 3, 3"-binaringenin in structure. After that, six other chamaejasmine-type biflavanones have also been isolated from the same plant.展开更多
Three 3, 3'-biflavones were synthesized by using iodination of flavones through I-2-CAN system as the key step followed by the coupling of 3-iodoflavones under the Ullmann reaction conditions.
文摘Chamaejasmine (1), isolated from Stellera chamaejasmae L by Prof. HUANG in 1979, is a new type of biflavonoids and has been elucidated as 3, 3"-binaringenin in structure. After that, six other chamaejasmine-type biflavanones have also been isolated from the same plant.
文摘Three 3, 3'-biflavones were synthesized by using iodination of flavones through I-2-CAN system as the key step followed by the coupling of 3-iodoflavones under the Ullmann reaction conditions.
