Abstract:
:Alkaline hydrolysis of the ether-insoluble resin glycoside (convolvulin) fraction of the seeds of Quamoclit × multifida (syn. Q. sloteri House, Convolvulaceae), a hybrid between Q. pennat and Q. coccinea, gave three new glycosidic acids (maltifidinic acids C, D, and E) along with three known glycosidic acids (quamoclinic acids B, C, and D) and four organic acids (2S-methylbutyric, tiglic, 2R,3R-nilic, and 7S-hydroxydecanoic acids). The structures of the new glycosidic acids were characterized on the basis of spectroscopic data as well as chemical evidence.
journal_name
J Nat Medjournal_title
Journal of natural medicinesauthors
Ono M,Kishida M,Ikegami Y,Takaki Y,Okawa M,Kinjo J,Yoshimitsu H,Nohara T,Miyahara Kdoi
10.1007/s11418-010-0464-zsubject
Has Abstractpub_date
2011-01-01 00:00:00pages
95-102issue
1eissn
1340-3443issn
1861-0293journal_volume
65pub_type
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