137008-73-2Relevant academic research and scientific papers
1λ5,3λ5-Diphosphole Derivatives from Bis(diphenylphosphino)methane and Propargyl Bromides
Schmidpeter, Alfred,Stocker, Johanna,Karaghiosoff, Konstantin
, p. 67 - 72 (2007/10/02)
The two title reagents 2 and 3 form a five-membered 1,3-diphosphole ring by nucleophilic interaction of the two phosphino groups of 2 with the methylene carbon atom and the adjacent acetylenic carbon atom of 3. (Phosphinomethyl)propargylphosphonium, dipho
