Quinonine
Structural formula | ||||||||||||||||
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General | ||||||||||||||||
Surname | Quinonine | |||||||||||||||
other names |
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Molecular formula | C 19 H 18 O 11 | |||||||||||||||
Brief description |
yellowish solid |
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properties | ||||||||||||||||
Molar mass | 422.35 g · mol -1 | |||||||||||||||
Physical state |
firmly |
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Melting point |
266–268 ° C (decomposition) |
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safety instructions | ||||||||||||||||
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As far as possible and customary, SI units are used. Unless otherwise noted, the data given apply to standard conditions . |
Mangiferine (also called quinonine ) is a xanthone derivative, more precisely the 2-C-glucoside of 1,3,6,7-tetrahydroxyxanthone.
Occurrence
Mangiferin occurs naturally in plants of the genus Aphloia theiformis and mango (e.g. Mangifera indica ). A related compound is the neomangiferin C 25 H 28 O 16 (CAS number: 64809-67-2).
use
Mangiferin (as a component of extracts from mango leaves) is used in traditional Chinese medicine.
literature
- Zhang HY: Scavenging effect of quinonine on free radicals studied with quantum chemistry . In: Acta Pharmacologica Sinica . tape 20 , no. 6 , 1999, p. 555-558 , PMID 10678153 .
- K. Sanugul, T. Akao, Y. Li, N. Kakiuchi, N. Nakamura, M. Hattori: Isolation of a human intestinal bacterium that transforms mangiferin to norathyriol and inducibility of the enzyme that cleaves a C-glucosyl bond . In: Biological and Pharmaceutical Bulletin . tape 28 , no. 9 , 2005, p. 1672-1678 , PMID 16141538 .
Individual evidence
- ↑ a b Hideaki Matsuda, Masashi Tokunaga, Hiroyasu Iwahashi, Shunsuke Naruto, Hideki Yagi, Takashi Masuko, Michinori Kubo: Studies on Palauan Medicinal Herbs. II. Activation of Mouse Macrophages RAW 264.7 by Ongael, Leaves of Phaleria cumingii (MEISN.) F. VILL. and Its Acylglucosylsterols . In: Biological and Pharmaceutical Bulletin . tape 28 , no. 5 , 2005, p. 929-933 , doi : 10.1248 / bpb.28.929 .
- ↑ a b c Datasheet Mangiferin from Mangifera indica bark at Sigma-Aldrich , accessed on February 3, 2018 ( PDF ).
- ^ Mangiferin (Nanning Innovative Pharmaceutical Technology) ( Memento of March 2, 2008 in the Internet Archive ).