Norbergenin

Norbergenin
Names

IUPAC name (2R,3S,4S,4aR,10bS)-3,4,8,9,10-Pentahydroxy-2-(hydroxymethyl)-3,4,4a,10b-tetrahydro-2H-pyrano[3,2-c]isochromen-6-one
Other names Demethylbergenin
Identifiers
CAS Number	79595-97-4^N
3D model (Jmol)	Interactive image
SMILES Oc1cc3c([C@H]2[C@H](OC3=O)[C@@H](O)[C@H](O)[C@@H](CO)O2)c(O)c1O
Properties
Chemical formula	C₁₃H₁₆O₉
Molar mass	316.26 g·mol⁻¹
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
N verify (what is ^YN ?)
Infobox references

Norbergenin is a chemical compound. It is the O-demethylated derivative of bergenin. It can be isolated from rhizomes of Bergenia stracheyi.^[1]

References

↑ Nighat Nazira, Surrinder Koulb, Mushtaq A. Qurishia, Sachin C. Tanejab, Sheikh F. Ahmadc, Sarang Banic and Ghulam N. Qazi (2007). "Immunomodulatory effect of bergenin and norbergenin against adjuvant-induced arthritis - A flow cytometric study". Journal of Ethnopharmacology. 112 (2): 401–405. doi:10.1016/j.jep.2007.02.023. PMID 17408893.

Phenolic acids (C6-C1) and their glycosides

Monohydroxybenzoic acids

Glycosides	p-Hydroxybenzoic acid glucoside

Acetylated	Methylparaben (Methyl p-hydroxybenzoic acid)

Dihydroxybenzoic acids

2,3-Dihydroxybenzoic acid (Hypogallic acid)
2,4-Dihydroxybenzoic acid
2,5-Dihydroxybenzoic acid (Gentisic acid)
2,6-Dihydroxybenzoic acid
3,4-Dihydroxybenzoic acid (Protocatechuic acid)
3,5-Dihydroxybenzoic acid

Acetylated	Ethyl protocatechuate Orsellinic acid

Trihydroxybenzoic acids

Glycosides	Bergenin Norbergenin Theogallin Chebulic acid

Acetylated	Ethyl gallate Eudesmic acid Methyl gallate Syringic acid

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