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93894

Supelco

(−)-Epigallocatechin gallate

analytical standard

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Synonym(s):
(−)-cis-2-(3,4,5-Trihydroxyphenyl)-3,4-dihydro-1(2H)-benzopyran-3,5,7-triol 3-gallate, (−)-cis-3,3′,4′,5,5′,7-Hexahydroxy-flavane-3-gallate, EGCG
Empirical Formula (Hill Notation):
C22H18O11
CAS Number:
Molecular Weight:
458.37
MDL number:
PubChem Substance ID:
NACRES:
NA.24

grade

analytical standard

Quality Level

assay

≥98.0% (HPLC)

shelf life

limited shelf life, expiry date on the label

technique(s)

HPLC: suitable
gas chromatography (GC): suitable

application(s)

food and beverages

format

neat

storage temp.

2-8°C

SMILES string

Oc1cc(O)c2C[C@@H](OC(=O)c3cc(O)c(O)c(O)c3)[C@H](Oc2c1)c4cc(O)c(O)c(O)c4

InChI

1S/C22H18O11/c23-10-5-12(24)11-7-18(33-22(31)9-3-15(27)20(30)16(28)4-9)21(32-17(11)6-10)8-1-13(25)19(29)14(26)2-8/h1-6,18,21,23-30H,7H2/t18-,21-/m1/s1

InChI key

WMBWREPUVVBILR-WIYYLYMNSA-N

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This Item
E4268E4143324880
(−)-Epigallocatechin gallate analytical standard

93894

(−)-Epigallocatechin gallate

(−)-Epigallocatechin gallate ≥80% (HPLC), from green tea

E4268

(−)-Epigallocatechin gallate

(−)-Epigallocatechin gallate ≥95%

E4143

(−)-Epigallocatechin gallate

(–)-Epigallocatechin Gallate One of the main polyphenolic constituents of green tea that exhibits potent antitumor, anti-inflammatory, and antioxidant properties.

324880

(–)-Epigallocatechin Gallate

format

neat

format

-

format

-

format

-

assay

≥98.0% (HPLC)

assay

≥80% (HPLC)

assay

≥95%

assay

≥95% (HPLC)

shelf life

limited shelf life, expiry date on the label

shelf life

-

shelf life

-

shelf life

-

technique(s)

HPLC: suitable

technique(s)

-

technique(s)

-

technique(s)

-

application(s)

food and beverages

application(s)

metabolomics
vitamins, nutraceuticals, and natural products

application(s)

metabolomics
vitamins, nutraceuticals, and natural products

application(s)

-

General description

(−)-Epigallocatechin gallate is a bioactive compound, which is an important constituent of green tea. It may serve as a potent candidate to prevent cancer.

Application

Refer to the product′s Certificate of Analysis for more information on a suitable instrument technique. Contact Technical Service for further support.

Packaging

Bottomless glass bottle. Contents are inside inserted fused cone.

pictograms

Exclamation markEnvironment

signalword

Warning

Hazard Classifications

Acute Tox. 4 Oral - Aquatic Chronic 2 - Eye Irrit. 2 - Skin Sens. 1

Storage Class

11 - Combustible Solids

wgk_germany

WGK 2

flash_point_f

Not applicable

flash_point_c

Not applicable


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(−)-Epigallocatechin ≥95% (HPLC), from green tea

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Sigma-Aldrich

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Epigallocatechin gallate has pleiotropic effects on transmembrane signaling by altering the embedding of transmembrane domains
Ye F, et al.
The Journal of Biological Chemistry, 292, 9858-9864 (2017)
Inhibition of tumor promoter-induced activator protein 1 activation and cell transformation by tea polyphenols,(-)-epigallocatechin gallate, and theaflavins
Dong Z, et al.
Cancer Research, 57, 4414-4419 (1997)
Mohsen Alizadeh et al.
Reports of biochemistry & molecular biology, 10(3), 455-461 (2022-01-05)
The available evidence has increasingly demonstrated that a combination of genetic and epigenetic factors, such as DNA methylation, could be considered as causing leukemia. Epigenetic changes and methylation of the suppressor of the cytokine signaling 1 promoter (SOCS1) CpG region
Olivier M Dorchies et al.
American journal of physiology. Cell physiology, 290(2), C616-C625 (2006-01-13)
Duchenne muscular dystrophy is a frequent muscular disorder caused by mutations in the gene encoding dystrophin, a cytoskeletal protein that contributes to the stabilization of muscle fiber membrane during muscle activity. Affected individuals show progressive muscle wasting that generally causes
Masaki Kanadzu et al.
Cancer letters, 241(2), 250-255 (2005-11-24)
(-)-Epigallocatechin gallate (EGCG), a catechin polyphenol component, is the main ingredient of green tea extract. Recently, increasing attention has been given to its anti-oxidant effects. However, several studies reported the oxidative effects of EGCG, suggesting that EGCG had a dual

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