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Theaflavin monogallate

analytical standard

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About This Item

Formule empirique (notation de Hill):
C36H28O16
Numéro CAS:
Poids moléculaire :
716.60
Code UNSPSC :
41116107
Nomenclature NACRES :
NA.24

Qualité

analytical standard

Niveau de qualité

Description

Mixture of Theaflavin 3-gallate and Theaflavin 3′-gallate

Essai

≥80% (HPLC)

Technique(s)

HPLC: suitable
gas chromatography (GC): suitable

Application(s)

food and beverages

Format

neat

Température de stockage

−20°C

InChI

1S/C36H28O16/c37-14-5-20(39)18-10-25(44)33(50-28(18)7-14)12-1-16-17(34-26(45)11-19-21(40)6-15(38)8-29(19)51-34)9-27(46)35(30(16)32(48)24(43)2-12)52-36(49)13-3-22(41)31(47)23(42)4-13/h1-9,25-26,33-34,37-42,44-47H,10-11H2,(H,43,48)/t25-,26?,33-,34?/m1/s1

Clé InChI

CKDOBTPKUHSESZ-MALJIYBWSA-N

Description générale

Theaflavin monogallate is a polyphenol,[1] and a naturally available antioxidant belonging to the group of theaflavins.[2]

Application

Refer to the product′s Certificate of Analysis for more information on a suitable instrument technique. Contact Technical Service for further support.
Theaflavin monogallate may be used as a reference standard in the determination of theaflavin monogallate in tea using reversed-phase high-performance liquid chromatography (RP-HPLC) and capillary electrophoresis (CE).[1]

Conditionnement

Bottomless glass bottle. Contents are inside inserted fused cone.

Code de la classe de stockage

11 - Combustible Solids

Classe de danger pour l'eau (WGK)

WGK 3

Point d'éclair (°F)

Not applicable

Point d'éclair (°C)

Not applicable

Équipement de protection individuelle

Eyeshields, Gloves, type N95 (US)


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Certificats d'analyse (COA)

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Consulter la Bibliothèque de documents

Mario A Vermeer et al.
Journal of agricultural and food chemistry, 56(24), 12031-12036 (2008-12-04)
Tea is one of the most widely consumed beverages in the world and may be associated with reduced heart disease rates. Theaflavins, which are formed in the production of black tea, have been suggested being responsible for the blood-cholesterol-lowering (BCL)
G Y Yang et al.
Carcinogenesis, 21(11), 2035-2039 (2000-11-04)
The biological activities of theaflavin (TF), theaflavin gallate (TFG) and theaflavin digallate (TFdiG) from black tea and (-)-epigallocatechin 3-gallate (EGCG) and (-)-epigallocatechin (EGC) from green tea were investigated using SV40-immortalized (33BES) and Ha-ras gene transformed (21BES) human bronchial epithelial cell
Yalun Su et al.
Zhong yao cai = Zhongyaocai = Journal of Chinese medicinal materials, 27(10), 732-733 (2005-04-27)
Qimen black tea has strong inhibitory activity of canola oil oxidation. Four antioxidant compounds, theaflavin (TF1), theaflavin-3-gallate (TF2A), theaflavin-3'-gallate (TF2B) and theaflavin digallate (TF3), were isolated from acetic acetate extract of black tea by silica gel and sephadex LH-20 column
Science Of Tea Technology (2013)
Marilisa Leone et al.
Cancer research, 63(23), 8118-8121 (2003-12-18)
Epidemiological data and in vitro studies on cancer chemoprevention by tea polyphenols have gained attention recently from the scientific community, nutritionists, the pharmaceutical industry, and the public. Despite the several efforts made recently to elucidate the molecular basis for the

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