barringtogenol c/aesculus turbinata

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6 matokeo

On genuine sapogenins of horse chestnut saponins by means of soil bacterial hydrolysis and a new minor sapogenin: 16-desoxy-barringtogenol C.

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Ingia / Ingia

[Constituents of horse chestnut. VII. O-isopropylidene derivatives of protoescigenin, barringtogenol C, and their 21-angelic (tiglic) acid and 28-angelic (tiglic) acid esters].

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Ingia / Ingia

Antitumor agents, 82. Cytotoxic sapogenols from Aesculus hippocastanum.

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Ingia / Ingia

Two cytotoxic sapogenols, the new hippocaesculin (1) and the known barringtogenol-C 21-angelate (2), were isolated from the acid hydrolysis product of a crude saponin fraction that was obtained from the fruits of Aesculus hippocastanum. The structures of 1 and 2 were determined from their chemical

Structure of Triterpene-Sapogenins of Aesculus glabra1.

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Ingia / Ingia

After extraction of coarsely ground seeds of AESCULUS GLABRA Willd. with 80% methanol the saponin fraction was submitted to enzymatic and acid hydrolysis, giving qualitatively identical TLC-spectra of the sapogenins. For separation of the obtained sapogenins silica gel-columns with

Natural barrigenol-like triterpenoids: A comprehensive review of their contributions to medicinal chemistry.

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Ingia / Ingia

Barrigenol-like triterpenoids (BATs), which contain an unusual oleanane substituted by many hydroxyl groups as the skeleton, are subdivided into five subtypes: barrigenol A₁, barrigenol A₂, barrigenol R₁, barringtogenol C, and 16-deoxybarringtogenol C. The variations

Paviosides A-H, eight new oleane type saponins from Aesculus pavia with cytotoxic activity.

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Ingia / Ingia

A phytochemical analysis of Aesculus pavia has led to the isolation of eight novel triterpenoid saponins, based on oleane type skeleton and named paviosides A-H (1a, 1b-4a, 4b). On the basis of chemical, and 2D NMR and mass spectrometry data, the structures of the new compounds were elucidated as

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