Kirmizigül S, Anil H
Ege University, Faculty of Science, Organic Chemistry Department, Bornova, Izmir, Turkey.
Phytochemistry. 1994 Mar;35(4):1075-6. doi: 10.1016/s0031-9422(00)90676-9.
A new acidic triterpene glycoside, transsylvanoside A, was isolated from dried flowers of Cephalaria transsylvanica. The structure was determined to be 3-O-[beta-D-glucopyranosyl(1-->6)-beta-D-glucopyranosyl(1-->4)-al pha-L-rhamnopyranosyl(1-->4)-beta-D-xylopyranosyl]-3beta,23-dihydroxy delta(12)-oleanen-28-carboxylic acid.