91236-75-8Relevant academic research and scientific papers
Investigations on Diazo Compounds and Azides, XLIV. 4-Diazomethyl-4H-pyrans by Electrophilic Diazoalkane Substitution
Regitz, Manfred,Khbeis, Saad G.
, p. 2233 - 2246 (2007/10/02)
Electrophilic diazoalkane substitution of the (diazomethyl)phosphoryl compounds 3a-e with the pyrylium tetrafluoroborate 2 yields the 4--4H-pyrans 4a-e.Corresponding reactions of the pyrylium perchlorates 1a-j with 3a lead - accor
