85581-91-5Relevant articles and documents
Orthoamides, XXXIX. - Preparation of Ketene Aminals from CH-acidic Compounds and Ethoxy-N,N,N',N',N'',N''-hexamethylmethanetriamine
Kantlehner, Willi,Mergen, Walter W.,Haug, Erwin
, p. 290 - 298 (2007/10/02)
The orthocarbonic acid derivative 5 reacts with the weakly CH-acidic compounds 4a-h to give the ketene aminals 6a-h.The compound 6i has been obtained from 4i and N,N,N',N',N'',N''-hexamethylguanidinium chloride in the presence of sodium hydride.Acetone re