Synthesis p. 3124 - 3134 (2005)
Update date:2022-08-05
Topics:
Volochnyuk, Dmitriy M.
Pushechnikov, Alexei O.
Krotko, Dmitriy G.
Pinchuk, Alexandr M.
Tolmachev, Andrei A.
N,N′-Diarylureas having electron-donating substituents at appropriate positions react with phosphorus(III) bromide forming the new heterocyclic system 2,4,1-benzodiazaphosphinan-3-one. N-(5-Pyrazolyl), N′-arylureas, and N,O-diarylcarbamates also undergo a
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(2005)
