Studies on the Constituents of Cyclanthera pedata (Caigua) Seeds: Isolation and Characterization of Six New Cucurbitacin Glycosides

Journal of Agricultural and Food Chemistry

Volumn 44, Issue 8, 1996, Pages 2020-2025

  De Tommasi, Nunziatina ^a   De Simone, Francesco ^a   Speranza, Giovanna ^b   Pizza, Cosimo ^a  

^a UNIVERSITY OF SALERNO   (Italy)

^b UNIVERSITY OF MILAN   (Italy)

Author keywords

1H and 13C NMR; Caigua; Cucurbitaceae; Cucurbitacin glycosides; Cyclanthera pedata; FABMS; Food source; South American crop

Indexed keywords

CUCURBITACEAE; CYCLANTHERA PEDATA; OXY;

EID: 0001258213     PISSN: 00218561     EISSN: None     Source Type: Journal    
DOI: 10.1021/jf950532c     Document Type: Article

References (14)

1. Achenbach, H.; Waibel, R.; Hefter-Bubi, U.; Constenla, M. A. Constituents of Fevillea cordifolia: new norcucurbitacin and cucurbitacins glycosides. J. Nat. Prod. 1993, 56, 1506-1519.
2. Agrawal, P. K NMR Spectroscopy in the structural elucidation of oligosaccharides and glycosides. Phytochemistry 1992, 31, 3307-3330.
3. Aldave, A.; Mostacero, J. Botanica Farmaceutica; Libertad EIRL: Trujillo, Peru, 1988; p 382.
4. De Simone, F.; Dini, A.; Pizza, C.; Saturnino, P.; Schettino, O. Two flavonol glycosides from Chenopodium quinoa seeds. Phytochemistry 1990, 29, 3690-3692.
5. De Tommasi, N.; De Simone, F.; Aquino, R.; Pizza, C.; Liang, Z. Z. Plant metabolites. New sesquiterpene glycosides from Eriobotrya japonica. J. Nat. Prod. 1990, 53, 810-815.
6. Dini, A.; Rastrelli, L.; Saturnine, P.; Schettino, O. A compositional study of Chenopodium quinoa seeds. Nahrung 1992, 36, 400-404.
7. Galiano, G.; Caputo, O.; Viola, F.; Delprino, L.; Cattel, L. The transformation of 10α-cucurbita-5,24-dien-3β-ol into cucurbitacin C by seedlings of Cucurbita sativus. Phytochemistry 1983, 23, 909-913.
8. Lyndon, B.; Reese, P. B.; Roberts, E. V. Structure elucidation of cordifolin A, a novel cucurbitacin from Fevillea cordifolia, using one and two dimensional NMR techniques. J. Chem. Soc., Perkin I 1989, 2111-2116.
9. Matos, M. E. O.; Machado, M. I. L.; Craveiro, A. A.; Matos, F. J.; Braz-Filho, R. Nor-cucurbitacin glycosides from Wilbrandia species. Phytochemistry 1991, 30, 1020-1023.
10. Nakano, K.; Kanai, Y.; Murakami, K.; Takaishi, Y.; Tomimatsu, T. Nor-cucurbitacin glycosides from Caputo nigri. Phytochemistry 1994, 37, 817-820.
11. Pryzek, Z. Tetracyclic triterpenes. Part 2. Synthetic approach to cucurbitacins. J. Chem. Soc., Perkin Trans. I 1979, 1222-1226.
12. Rastrelli, L.; Pizza, C.; Saturnino, P.; Schettino, O.; Dini, A. A study on the costituents of Amaranthus caudatus (Kiwicha) seeds. Isolation and characterization of seven new triterpene saponins. J. Agric. Food Chem. 1995, 43, 904-909.
13. Stuppner, H.; Muller, E. P. Cucurbitacins with unusual side chains from Picrorhiza kurroa. Phytochemistry 1993, 33, 1139-1145.
14. Jaroslau, S. Vocabulario de los nombres vulgares de la flora peruana y catalogo de los generos; Salesianos: Lima, Peru, 1970; p 436.