[Chemical constituents of Neoalsomitra integrifoliola].
Raktažodžiai
Santrauka
OBJECTIVE
To study the chemical constituents of the n-BuOH fraction of 95% ethanolic extract of leaves of Neoalsomitra integrifoliola.
METHODS
The compounds were isolated with kinds of column chromatography. The structures were determined by MS and NMR spectroscopic techniques.
RESULTS
Eight compounds were isolated from the n-BuOH fraction of 95% ethanolic extract and their structures were identified as 2-phenylethyl rutinoside (1), rutin (2), kaempferol-3-O-alpha-L-rhamnopyranosyl-(1-->6)-beta-D-glucopyranoside (3), isorhamnetin-3-O-alpha-L-rhamnopyranosyl-(1-->6)-beta-D-glucopyranoside (4), methyl chlorogenate (5), guanosine (6), adenosine (7), myo-inositol (8), respectively.
CONCLUSIONS
All compounds were isolated from this genus for the first time.