polianthes tuberosa/glycoside

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3 matokeo

Steroidal glycosides from the aerial parts of Polianthes tuberosa.

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Ingia / Ingia

A chemical investigation of the aerial parts of Polianthes tuberosa resulted in the isolation of a new bisdesmosidic cholestane glycoside (1) and three new spirostanol saponins (2-4), along with a known cholestane glycoside. The structures of new glycosides were determined by spectroscopic analysis,

Isolation and structure elucidation of three glycosides and a long chain alcohol from Polianthes tuberosa Linn.

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Ingia / Ingia

Three glycosides and a long chain alcohol were isolated from the bulbs of Polianthes tuberosa, these were identified as 3,29-dihydroxystigmast-5-ene-3-O-beta-D-galactopyranoside (1), ethyl beta-D-galactopyranoside (2), ethyl-alpha-D-galactopyranoside (3), and 1-tricosanol (4). The structures were

Spirostanol and furostanol glycosides from the fresh tubers of Polianthes tuberosa.

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Ingia / Ingia

Six new steroid glycosides--two spirostanols, polianthosides B and C (1, 2), and four furostanols, polianthosides D-G (3-6)--were isolated from the fresh tubers of Polianthes tuberosa, together with seven known spirostanols (7-13) and a known furostanol (14) saponins. Their structures were

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