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pro vyhledávání: '"James V. Berkley"'
Autor:
José P. A. Paiva, Geoffrey Pilcher, Margaret J. Akello, Maria D.M.C. Ribeiro da Silva, Marjorie M. Harding, A. Margarida Damas, Isabel M. C. S. Nogueira, James V. Berkley, Manuel A.V. Ribeiro da Silva
Publikováno v:
J. Chem. Soc., Perkin Trans. 2. :1765-1769
The standard (p°= 0.1 MPa) molar enthalpies of formation at 298.15 K in the gaseous state of some β-ketoimines, RCOCHC(CH3)NHR1, were determined from their enthalpies of combustion and of sublimation, ΔfH°m(g)/kJ mol–1: RCH3, {R1= C6H5, –66.0
Publikováno v:
Journal of the Chemical Society, Perkin Transactions 2. :1271
The reaction of N-acetylglycine p-nitrophenyl ester with the anion of an active methylene compound proceeds to give N-acetyl-3-butanoyltetramic acid. The influence of the N-acetyl group on the equilibrium between different ‘internal’ and ‘exter