Libero Domenico Antonaccio, Brazilian organic chemist (Rio de Janeiro 12 February 1924 – Rio de Janeiro after 2012)

DISCOVERED AND DESCRIBED NEW PLANT ALKALOIDS

With B. Gilbert, J.C. Braekman, C. Hootele, C. Van Moorleghem, M. Kaiser & J. Pecher. Indole alkaloids. XVII. Five dihydroindole alkaloids from Aspidosperma verbascifolium. Bull. Soc. Chim. (1969)

With B. Gilbert, N.A. Pereira, H. Vorbuegger, H. Budzikiewicz, J.M. Wilson, L.J. Durham & C. Djerassi. Alkaloid studies. XXXIII. Mass spectrometry in structural and stereochemical problems. VI. Polyneuridine, a new alkaloid from Aspidosperma polyneuron, and some observations on mass spectra of indole alkaloids. J. Am. Chem. Soc. 84(24):5001, 1962

With H. Budzikiewicz. Harman 3-3 carbonsaure ein neues alkaloid aus Aspidosperma polyneuron. Monatsch. Chem. 93:962, 1962

With C. Djerassi, B. Gilbert, T. George & A.A. P. Archer. Alkaloid studies. 30. Isolation and constitution of 3 new Aspidosperma alkaloids cylindrocarpine, cylindrocarpidine and pyrifolidine. Tetrahedron 16(1-4):212, 1961

With N.V. Riggs & L. Marion. A new quaternary aporphine from Fagara tingoassuiba Hoehne. Can. J. Chem 39:1330-5, 1961

With B.Gilbert, A.A. Archer & C. Djerassi. Alkaloid studies. XXIII. Isolation of four new Aspidosperma cylindrocarpin, refractine, pyrifoline and pyrifolidine alkaloids. Experientia 16:61-2, 1960

Isolated the phenolicalkaloid aspidofiline from Aspidosperma pyrifolium (1960)

OTHER CONTRIBUTIONS

With L.M.F. Serpa, W. Wanderley & E. Florio. The reaction of 5,6-dibromo cholestan 3one with di-methyl formamide, a new route to steroidal dienones. Anais Acad. Bras. Ciencias 44(3-4):419-22, 1972

With J.C. Perrone. The salting-out curve of human serum. An. Acad. Bras. Ciencias 25(4):459-68, 1953