Catechin-5-O-glucoside

Catechin 5-O-glucoside is a flavanol glucoside. It can be found in rhubarb and in the bark of Rhaphiolepis umbellata.[2] It can also be formed from (+)-catechin by plant-cultured cells of Eucalyptus perriniana.[3]

Catechin-5-O-glucoside

Names
IUPAC name (2S,3R,4S,5S,6R)-2-{[(2R,3S)-2-(3,4-Dihydroxyphenyl)-3,7-dihydroxydihydro-2H-1-benzopyran-5-yl]oxy}-6-(hydroxymethyl)oxane-3,4,5-triol
Other names Catechin 5-O-beta-D-glucopyranoside C5G[1]
Identifiers
3D model (JSmol)	Interactive image
ChemSpider	8519294
PubChem CID	44257081
InChI InChI=1S/C21H24O11/c22-7-16-17(27)18(28)19(29)21(32-16)31-15-5-9(23)4-14-10(15)6-13(26)20(30-14)8-1-2-11(24)12(25)3-8/h1-5,13,16-29H,6-7H2/t13-,16-,17-,18+,19-,20-,21-/m1/s1 Key: ZESJTWVSXGZYTD-NJOLZHPTSA-N
SMILES OC[C@H]1O[C@@H](OC2=C3C[C@H](O)[C@H](OC3=CC(O)=C2)C2=CC=C(O)C(O)=C2)[C@H](O)[C@@H](O)[C@@H]1O
Properties
Chemical formula	C21H24O11
Molar mass	452.412 g·mol^−1
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
Infobox references

References

1. Catechin glucosides: occurrence, synthesis, and stability. Raab T, Barron D, Vera FA, Crespy V, Oliveira M and Williamson G, J Agric Food Chem., 2010 Feb 24, 58(4), pages 2138-2149, doi:10.1021/jf9034095
2. Flavanol glucosides from rhubarb and Rhaphiolepis umbellata. Gen-Ichiro Nonaka, Emiko Ezakia, Katsuya Hayashia and Itsuo Nishioka, Phytochemistry, Volume 22, Issue 7, 1983, Pages 1659–1661, doi:10.1016/0031-9422(83)80105-8
3. Biotransformation of (+)-catechin by plant-cultured cells of Eucalyptus perriniana. Shuichi Otani, Yoko Kondo, Yoshihisa Asada, Tsutomu Furuya, Hatsuyuki, Hamada, Nobuyoshi Nakajima, Kohji Ishihara and Hiroki Hamada, Plant Biotechnology, 2004, 21(5), pages 407–409 (article)