Journal of the American Chemical Society p. 355 - 363 (1989)
Update date:2022-08-05
Topics:
Molina, Pedro
Alajarin, Mateo
Leonardo, Carmen Lopez
Claramunt, Rosa Maria
Foces-Foces, M. de la Concepcion
et al.
The synthesis of betaines 3 (a, R=Me; b, R=Et; c, R=nPr), bearing simultaneously a negative charge delocalized through an amidine system and a positive one in an iminium phosphorane moiety, is described.In solution, 1H NMR reveals the existence of a chira
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