epigallocatechin gallate
L-epigallocatechin gallate
antimutagen in green tea (camellia sinensis); a steroid 5alpha-reductase inhibitor. Present in black tea and green tea (Thea sinensis) Epigallocatechin gallate (EGCG) is the principal catechin in tea from Camellia sinensis, the most consumed beverage worldwide (after water). Depending on brew time and temperature, a single cup of green tea may contain 100-200 mg EGCG.
  • O'Laughlin Industries
    • O'Laughlin Industries Inc.
      Manufacturer of Aroma
      Leading the Flavor and Fragrance Industry since 1980.
      O'Laughlin was established in 1980 by its owner and chief executive Michael O'Laughlin, when he moved to Beijing, China and established a small office. Since then it has grown to be a world class producer of chemicals, with significant production facilities in China, and distribution and sales in all major world markets.
      Email: Sales
      US Email: Joe Schreiber
      Voice: (852) 2527-1031
      Fax: (852) 2529-0231
      US Voice: (973) 376-4600
      US Fax: (973) 376-4630
      774-7142 EGCG Natural 90
Synonyms   Articles   Notes   Search
[(2R,3R)-5,7-dihydroxy-2-(3,4,5-trihydroxyphenyl)-3,4-dihydro-2H-chromen-3-yl] 3,4,5-trihydroxybenzoate (Click)
CAS Number: 989-51-5Picture of molecule
Other: 863-65-0
Nikkaji Web: J134.058A
Beilstein Number: 3658838
MDL: MFCD00075940
XlogP3: 1.20 (est)
Molecular Weight: 458.37666000
Formula: C22 H18 O11
BioActivity Summary: listing
NMR Predictor: Predict (works with chrome or firefox)
Category: antioxidants
US / EU / FDA / JECFA / FEMA / FLAVIS / Scholar / Patent Information:
Google Scholar: Search
Google Books: Search
Google Scholar: with word "volatile"Search
Google Scholar: with word "flavor"Search
Google Scholar: with word "odor"Search
Google Patents: Search
US Patents: Search
EU Patents: Search
Pubchem Patents: Search
PubMed: Search
NCBI: Search
Synonyms   Articles   Notes   Search   Top
Physical Properties:
Assay: 95.00 to 100.00 % 
Food Chemicals Codex Listed: No
Melting Point: 222.00 to  224.00 °C. @ 760.00 mm Hg
Boiling Point: 909.00 to  910.00 °C. @ 760.00 mm Hg (est)
Flash Point: 608.00 °F. TCC ( 320.00 °C. ) (est)
logP (o/w): 0.639 (est)
Soluble in:
 water, 32.77 mg/L @ 25 °C (est)
Synonyms   Articles   Notes   Search   Top
Organoleptic Properties:
Odor and/or flavor descriptions from others (if found).
Synonyms   Articles   Notes   Search   Top
Cosmetic Information:
CosIng: cosmetic data
Cosmetic Uses: antioxidants
Synonyms   Articles   Notes   Search   Top
BOC Sciences
For experimental / research use only.
Epigallocatechin Gallate
Odor: characteristic
Use: EGCG, also called Epigallocatechin gallate, under the IUPAC name [(2R,3R)-5,7-dihydroxy-2-(3,4,5-trihydroxyphenyl)-3,4-dihydro-2H-chromen-3-yl] 3,4,5-trihydroxybenzoate,
EMD Millipore
For experimental / research use only.
(–)-epiGallocatechin Gallate
For experimental / research use only.
(-)-Epigallocatechin gallate (HPLC) ≥98%
Inoveol® EGCG
Odor: characteristic
Use: Green tea benefits from a long term botanical tradition in Asia due to its fantastic preventive and protective effects on health. EGCG (EpigalloCatechin Gallate) is one of green tea most active molecule. Inoveol® EGCG is a new cosmetic dedicated form of EGCG: highly water soluble, stabilised and purified, this molecular sponge captures free radicals, detoxifies and prevents ageing.
Nacalai USA
For experimental / research use only.
(-)-epiGallocatechin Gallate
O'Laughlin Industries
EGCG Natural 90
For experimental / research use only.
(-)-Epigallocatechin Gallate
analytical standard
Synonyms   Articles   Notes   Search   Top
Safety Information:
Hazards identification
Classification of the substance or mixture
GHS Classification in accordance with 29 CFR 1910 (OSHA HCS)
None found.
GHS Label elements, including precautionary statements
Hazard statement(s)
None found.
Precautionary statement(s)
None found.
Oral/Parenteral Toxicity:
oral-mouse LD50  2170 mg/kg
Kiso to Rinsho. Clinical Report. Vol. 21, Pg. 4601, 1987.

Dermal Toxicity:
Not determined
Inhalation Toxicity:
Not determined
Synonyms   Articles   Notes   Search   Top
Safety in Use Information:
Category: antioxidants
Recommendation for epigallocatechin gallate usage levels up to:
 not for fragrance use.
Recommendation for epigallocatechin gallate flavor usage levels up to:
 not for flavor use.
Synonyms   Articles   Notes   Search   Top
Safety References:
EPI System: View
ClinicalTrials.gov: search
Chemical Carcinogenesis Research Information System: Search
AIDS Citations: Search
Cancer Citations: Search
Toxicology Citations: Search
Env. Mutagen Info. Center: Search
NLM Developmental and Reproductive Toxicity: Search
EPA ACToR: Toxicology Data
EPA Substance Registry Services (SRS): Registry
Laboratory Chemical Safety Summary : 65064
National Institute of Allergy and Infectious Diseases: Data
WGK Germany: 2
 [(2R,3R)-5,7-dihydroxy-2-(3,4,5-trihydroxyphenyl)-3,4-dihydro-2H-chromen-3-yl] 3,4,5-trihydroxybenzoate
Chemidplus: 0000989515
RTECS: KB5200000 for cas# 989-51-5
Synonyms   Articles   Notes   Search   Top
 [(2R,3R)-5,7-dihydroxy-2-(3,4,5-trihydroxyphenyl)-3,4-dihydro-2H-chromen-3-yl] 3,4,5-trihydroxybenzoate
NIST Chemistry WebBook: Search Inchi
Pubchem (cid): 65064
Pubchem (sid): 135021682
Synonyms   Articles   Notes   Search   Top
Other Information:
(IUPAC): Atomic Weights of the Elements 2009
(IUPAC): Atomic Weights of the Elements 2009 (pdf)
Videos: The Periodic Table of Videos
tgsc: Atomic Weights use for this web site
(IUPAC): Periodic Table of the Elements
KEGG (GenomeNet): C09731
HMDB (The Human Metabolome Database): HMDB03153
FooDB: FDB017702
MedlinePlusSupp: View
VCF-Online: VCF Volatile Compounds in Food
ChemSpider: View
Wikipedia: View
RSC Learn Chemistry: View
Synonyms   Articles   Notes   Search   Top
Potential Blenders and core components note
None Found
Synonyms   Articles   Notes   Search   Top
Potential Uses:
None Found
Synonyms   Articles   Notes   Search   Top
Occurrence (nature, food, other): note
Search Trop  Picture
 pomegranate fruit juice
Search Trop  Picture
 pomegranate leaf
Search Trop  Picture
 star fruit
Search Trop  Picture
 tea black tea
Search Trop  Picture
 tea green tea
Search Trop  Picture
 tea leaf
Search Trop  Picture
 tea shoot
Search Trop  Picture
Synonyms   Articles   Notes   Search   Top
 benzoic acid, 3,4,5-trihydroxy-, (2R,3R)-3,4-dihydro-5,7-dihydroxy-2-(3,4,5-trihydroxyphenyl)-2H-1-benzopyran-3-yl ester
(2R,3R)-5,7-dihydroxy-2-(3,4,5-trihydroxyphenyl)-3,4-dihydro-2H-chromen-3-yl 3,4,5-trihydroxybenzoate
[(2R,3R)-5,7-dihydroxy-2-(3,4,5-trihydroxyphenyl)-3,4-dihydro-2H-chromen-3-yl] 3,4,5-trihydroxybenzoate
(2R,3R)-5,7-dihydroxy-2-(3,4,5-trihydroxyphenyl)chroman-3-yl 3,4,5-trihydroxybenzoate
[(2R,3R)-5,7-dihydroxy-2-(3,4,5-trihydroxyphenyl)chroman-3-yl] 3,4,5-trihydroxybenzoate
(-)-epigallocatechin 3-gallate
epigallocatechin 3-gallate
(-)-epigallocatechin 3-O-gallate
(-)-epigallocatechin gallate
L-epigallocatechin gallate
(-)-epigallocatechol gallate
 tea catechin
Synonyms   Articles   Notes   Search   Top
PubMed: Astringency is a trigeminal sensation that involves the activation of G protein-coupled signaling by phenolic compounds.
J-Stage: Human Serum Albumin as an Antioxidant in the Oxidation of (-)-Epigallocatechin Gallate: Participation of Reversible Covalent Binding for Interaction and Stabilization
PubMed: The impact of packaging materials on the antioxidant phytochemical stability of aqueous infusions of green tea (Camellia sinensis) and yaupon holly (Ilex vomitoria) during cold storage.
PubMed: Phenolic metabolites from honeybush tea (Cyclopia subternata).
Synonyms   Articles   Notes   Search   Top
Please share your Comments.
Email Address:
Top of Page Home
Copyright © 1980-2018 The Good Scents Company (tgsc) ™ Disclaimer Privacy Policy