97935-32-5Relevant articles and documents
Hydrogenolysis of Small Cycloalkanes, XVII. - Catalytic Hydrogenation of Dimethyl Bicyclobutane-2,2-dicarboxylate
Frank, Juergen,Konrad, Gerd,Rossnagel, Ingrid,Musso, Hans,Maier, Guenther,Schwab, Wolfgang
, p. 443 - 444 (2007/10/02)
Catalytic hydrogenation of the title compound 1 yields 92-95percent of ethyl methyl malonate (2), 3-5percent of n-propyl malonate (3), 2-3percent of dimethyl 2-methyl-1,1-cyclopropanedicarboxylate (4), and no 1,1-cyclobutanedicarboxylate 5, the formation of which, however, can be induced with a poisoned catalyst.