87370-93-2Relevant academic research and scientific papers
Synthesis of Cyclic Azomethine Imines from Aza β-Lactams. Conversion of 3-Oxo-1,2-diazetidinium Tosylates into 1-Substituted 3-Oxo-1,2-diazetidinium Inner Salts
Taylor, Edward C.,Clemens, Robert J.,Davies, Huw M. L.
, p. 4567 - 4571 (2007/10/02)
Dehydrohalogenation of (α-haloacyl)hydrazones of benzophenone gives 1-(diphenylmethylene)-3-oxo-1,2-diazetidinium inner salts (2,5,6), which are hydrolyzed with 1 molar equiv of p-toluenesulfonic acid monohydrate in CH2Cl2 to give 3-oxo-1,2-diazetidinium
