The reaction of diazofluorene with azodibenzoyl yields fluorene-dibenzoyl-hydrazone (Ia) which by reaction with diphenylketene leads to the azetidinone IX. Compound Ia is also formed when the alkali- or Ag-salt of Fluorene-monobenzoyl-hydrazone Va or fluorene-hydrazone is reacted with benzoyl chloride. With azodiacetyl, diazofluorene forms the oxadiazoline IIb, which on melting rearranges to fluor
重氮
芴与偶氮二苯甲酰基的反应产生
芴-二苯甲酰基-(Ia),其通过与
二苯乙烯酮反应而生成氮杂
环丁酮IX。当
芴-单苯甲酰基-Va或
芴-的碱或
银盐与
苯甲酰氯反应时,也形成化合物Ia。与偶氮
二乙酰基一起,重氮
芴形成恶二唑啉IIb,其在熔融时重排为
芴-
二乙酰基hydr(Ib)。室温下,溶液中的
二乙酰-(Ib)异构化为恶二唑啉(IIb)。
二苯基重氮甲烷与偶氮二苯甲酰基的反应导致
二苯甲酮-二苯甲酰基-(Ic),
重氮甲烷或
重氮乙酸的酯与偶氮二苯甲酰基的反应分别产生恶二唑啉IId和IIe,f。