104681-37-0Relevant articles and documents
The Attempted Generation of a Methylene-Bridged Trimethylenemethane Biradical (1,3-Diphenyl-2-methylenecyclobutane-1,3-diyl) by Oxidation of endo-1,3-Diphenyl-2-(phenylselenomethyl)bicyclobutane.
Bushby, Richard J.,Jesudason, Malini V.
, p. 1144 - 1170 (2007/10/02)
Copper-catalysed addition of ethyl diazoacetate to diphenylacetylene and hydrolysis gives 1,2-diphenylcyclopropane-3-carboxylic acid (18b).Conversion to the acid chloride (18c) and reduction with lithium aluminium tri-tert-butoxy hydride gives 1,2-dipheny