19176-76-2Relevant academic research and scientific papers
Orthoamides and iminium salts, LXXIII1: Contributions to the cleavage of carboxylic acid orthoamides - A new access to N,N,N',N'-tetraalkyl- carboxamidinium salts
Kantlehner, Willi,Lehmann, Hans Joerg,Stieglitz, Ruediger
, p. 442 - 456 (2013/09/24)
(Formula Presented) Orthoamides 7b-e of alkyne carboxylic acids are transformed by benzoyl chloride to give the corresponding amidinium chlorides 13b-f, which were isolated as the tetraphenylborates 14. The reaction of the orthoamide derivative of phenylp
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
