Skip to Content
Merck

93894

(−)-Epigallocatechin gallate

analytical standard

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

Slide 1 of 1
Sign In to View Organizational & Contract Pricing

Select a Size

10 MG

¥49,300

¥49,300

Check Cart for Availability
Request a Bulk Order

About This Item

Empirical Formula (Hill Notation):
C22H18O11
CAS Number:
989-51-5
Molecular Weight:
458.37
MDL number:
MFCD00075940
UNSPSC Code:
85151701
PubChem Substance ID:
329770285
NACRES:
NA.24

Key Documents

View All Documentation

Skip To

Technical Service
Need help? Our team of experienced scientists is here for you.
Let Us Assist

grade

analytical standard

Quality Level

100

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

Looking for similar products? Visit Product Comparison Guide

Related Categories

Compare Similar Items

View Full Comparison

Show Differences

1 of 4

This Item
PHR1333E4143324880
(−)-Epigallocatechin gallate analytical standard

Supelco

93894

(−)-Epigallocatechin gallate

Epigallocatechin gallate Pharmaceutical Secondary Standard; Certified Reference Material

Supelco

PHR1333

Epigallocatechin gallate

(−)-Epigallocatechin gallate ≥95%

Sigma-Aldrich

E4143

(−)-Epigallocatechin gallate

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

Sigma-Aldrich

324880

(–)-Epigallocatechin Gallate

grade

analytical standard

grade

certified reference material, pharmaceutical secondary standard

grade

-

grade

-

format

neat

format

neat

format

-

format

-

assay

≥98.0% (HPLC)

assay

-

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)

HPLC: suitable, gas chromatography (GC): suitable

technique(s)

-

technique(s)

-

application(s)

food and beverages

application(s)

pharmaceutical (small molecule)

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.[1] It may serve as a potent candidate to prevent cancer.[2]

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
GHS07,GHS09

Signal Word

Warning

Hazard Statements

H302,H317,H319,H411

Hazard Classifications

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

Storage Class Code

11 - Combustible Solids

WGK

WGK 2

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Regulatory Listings

Regulatory Listings are mainly provided for chemical products. Only limited information can be provided here for non-chemical products. No entry means none of the components are listed. It is the user’s obligation to ensure the safe and legal use of the product.

JAN Code

93894-VAR:
93894-10MG:
93894-BULK:

Choose from one of the most recent versions:

Certificates of Analysis (COA)

Lot/Batch Number
WXBF5046V
WXBD8167V
WXBD4496V
WXBD0257V
WXBC8915V

Don't see the Right Version?

If you require a particular version, you can look up a specific certificate by the Lot or Batch number.

Search for a COA

Already Own This Product?

Find documentation for the products that you have recently purchased in the Document Library.

Visit the Document Library

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)
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)
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
Angélique Stalmach et al.
Molecular nutrition & food research, 53 Suppl 1, S44-S53 (2008-11-04)
Ten healthy human subjects consumed 500 mL of Choladi green tea, containing 648 mumol of flavan-3-ols after which plasma and urine were collected over a 24 h period and analysed by HPLC-MS. Plasma contained a total of ten metabolites, in
Hye-Kyung Na et al.
Molecular nutrition & food research, 50(2), 152-159 (2006-02-14)
Chemoprevention is an attempt to use either naturally occurring or synthetic substances or their mixtures to intervene in the progress of carcinogenesis. Recently, it has been shown that some edible phytochemicals alter gene expression, directly or indirectly, thereby regulating the
View All Related Papers

Questions

Reviews

No rating value

Active Filters

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service