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melodinus yunnanensis/silicio dioksidas
Nuoroda įrašoma į mainų sritį
5 rezultatus
Antibacterial constituents from Melodinus suaveolens.
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Prisijungti Registracija
To investigate the non-alkaloidal chemical constituents of the stems and leaves of Melodinus suaveolens and their antibacterial activities. Compounds were isolated and purified by repeated silica gel, Sephadex LH-20, RP18, and preparative HPLC. Their structures were elucidated by comparison with
[Chemical constituents from the twigs and leaves of Melodinus suaveolens].
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Prisijungti Registracija
OBJECTIVE
To investigate the chemical constituents from the twigs and leaves of Melodinus suaveolens.
METHODS
The chemical consituents were separated and purified by column chromatographies with silica gel, Sephadex LH-20, ODS and RP-HPLC. Their structures were identified on the basis of
[Chemical constituents from twigs and leaves of Melodinus hemsleyanus].
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Prisijungti Registracija
To study the chemical constituents in the twigs and leaves of Melodinus hemsleyanus. The chemical constituents were isolated by silica gel, ODS and Sephadex LH-20 column chromatographies. Their structures were determined by chemical and spectroscopic methods. Fourteen compounds were isolated from
[Chemical constituents from twigs and leaves of Melodinus hemsleyanus].
Straipsnius versti gali tik registruoti vartotojai
Prisijungti Registracija
To study the chemical constituents in the twigs and leaves of Melodinus hemsleyanus. The chemical constituents were isolated by silica gel, ODS and Sephadex LH-20 column chromatographies. Their structures were determined by chemical and spectroscopic methods. Fourteen compounds were isolated from
[Studies on alkaloids from Melodinus moraei].
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Prisijungti Registracija
To study the alkaloids from Melodinus moraei,seven compounds were separated and purified by column chromatography over silica gel, reverse phase silica gel and preparative HPLC. Their chemical structures were elucidated by MS and spectral data (1H-NMR, 13C-NMR) as
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