ChemicalBook > CAS DataBase List > (-)-CATECHIN

(-)-CATECHIN

Product Name
(-)-CATECHIN
CAS No.
18829-70-4
Chemical Name
(-)-CATECHIN
Synonyms
(-)-Catechin;l-Catechol;(-)-Catechol;Catechin EGCG;(-)-Cianidanol;(-)-Catechin-RM;(L)-CATECHIN HYDRATE;(-)-CATECHIN HYDRATE;(-)-CATECHIN HYDRATE;(-)-Catechin, 10 mM in DMSO
CBNumber
CB9208779
Molecular Formula
C15H14O6
Formula Weight
290.27
MOL File
18829-70-4.mol
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(-)-CATECHIN Property

Melting point:
93-96°; 175-177° when anhydr
alpha 
D -16.8°
Boiling point:
630.4±55.0 °C(Predicted)
Density 
1.593±0.06 g/cm3(Predicted)
storage temp. 
2-8°C
solubility 
DMF: 25 mg/ml; DMSO: 15 mg/ml; Ethanol: 5 mg/ml; PBS (pH 7.2): 1 mg/ml
form 
A crystalline solid
pka
9.54±0.10(Predicted)
color 
White to off-white
biological source
green tea
InChI
InChI=1S/C15H14O6/c16-8-4-11(18)9-6-13(20)15(21-14(9)5-8)7-1-2-10(17)12(19)3-7/h1-5,13,15-20H,6H2/t13-,15+/m1/s1
InChIKey
PFTAWBLQPZVEMU-HIFRSBDPSA-N
SMILES
[C@@H]1(C2=CC=C(O)C(O)=C2)OC2=CC(O)=CC(O)=C2C[C@H]1O
LogP
0.490 (est)
CAS DataBase Reference
18829-70-4(CAS DataBase Reference)
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Safety

WGK Germany 
3
F 
10
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Hazard and Precautionary Statements (GHS)

Symbol(GHS)
Signal word
Warning
Hazard statements

H315Causes skin irritation

H319Causes serious eye irritation

H335May cause respiratory irritation

Precautionary statements

P261Avoid breathing dust/fume/gas/mist/vapours/spray.

P264Wash hands thoroughly after handling.

P264Wash skin thouroughly after handling.

P271Use only outdoors or in a well-ventilated area.

P280Wear protective gloves/protective clothing/eye protection/face protection.

P302+P352IF ON SKIN: wash with plenty of soap and water.

P305+P351+P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

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N-Bromosuccinimide Price

Sigma-Aldrich
Product number
PHL80992
Product name
(−)-Catechin
Purity
phyproof? Reference Substance
Packaging
10MG
Price
$445
Updated
2025/07/31
Sigma-Aldrich
Product number
C0567
Product name
(?)-Catechin
Purity
≥97% (HPLC), from green tea
Packaging
5mg
Price
$391
Updated
2025/07/31
Cayman Chemical
Product number
18644
Product name
(?)-Catechin
Purity
≥98%
Packaging
1mg
Price
$37
Updated
2024/03/01
Cayman Chemical
Product number
18644
Product name
(?)-Catechin
Purity
≥98%
Packaging
5mg
Price
$169
Updated
2024/03/01
Cayman Chemical
Product number
18644
Product name
(?)-Catechin
Purity
≥98%
Packaging
10mg
Price
$319
Updated
2024/03/01
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(-)-CATECHIN Chemical Properties,Usage,Production

Uses

A natural phenol antioxidant plant secondary metabolite.

Uses

In dyeing and tanning.

Uses

(-)-Catechin has been used:

  • to test its binding affinity towards estrogen receptor
  • as a reference standard in high-performance liquid chromatography for quantification of polyphenols from plant extracts (HPLC)
  • as a reference standard in kinetic studies to quantify antioxidants from Iranian green tea leaves

Definition

ChEBI: (-)-catechin is the (-)-enantiomer of catechin. It has a role as a metabolite. It is an enantiomer of a (+)-catechin.

General Description

This substance is a primary reference substance with assigned absolute purity (considering chromatographic purity, water, residual solvents, inorganic impurities). The exact value can be found on the certificate. Produced by PhytoLab GmbH & Co. KG

Biochem/physiol Actions

Catechins have wide biological functionality. They induce antiviral and anticancer activities. Catechins also play a key role in regulating carbohydrate and lipid metabolism. It prevents fat accumulation.

(-)-CATECHIN Preparation Products And Raw materials

Raw materials

Preparation Products

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(-)-CATECHIN Suppliers

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View Lastest Price from (-)-CATECHIN manufacturers

Hangzhou ICH Biofarm Co., Ltd
Product
(-)-CATECHIN HYDRATE 18829-70-4
Price
US $0.00-0.00/kg
Min. Order
1kg
Purity
97%(HPLC)
Supply Ability
500kg
Release date
2023-07-11

18829-70-4, (-)-CATECHINRelated Search:

Cesium hydroxide Quercetin dihydrate YTTRIUM CHLORIDE HEXAHYDRATE Ruthenium(III) chloride hydrate (+)-CATECHIN HYDRATE,D-(+)-CATECHIN HYDRATE,D-CATECHIN HYDRATE DL-CATECHIN (+/-)-Catechin hydrate (+/-)-CATECHIN HYDRATE,CATECHIN HYDRATE (-)-GALLOCATECHIN PROCYANIDIN A2 (-)-CATECHIN HYDRATE (-)-CATECHIN GALLATE (-)-Gallocatechin gallate

  • (+)-TRANS-3,3',4',5,7-PENTAHYDROXYFLAVANE
  • (-)-CATECHIN HYDRATE
  • (L)-CATECHIN HYDRATE
  • 3,5,7,3',4'-PENTAHYDROXYFLAVANE HYDRATE
  • (2S,3R)-2-(3,4-DIHYDROXYPHENYL)-3,4-DIHYDRO-1(2H)-BENZOPYRAN-3,5,7-TRIOL
  • (2S-trans)-2-(3,4-dihydroxyphenyl)-3,4-dihydro-2H-1-benzopyran-3,5,7-triol
  • (2S,3R)-2-(3,4-Dihydroxyphenyl)-3,4-dihydro-2H-1-pyran-3,5,7-triol, 3,3,4,5,7-Pentahydroxyflavan, (-)-Cyanidanol-3
  • (2S,3R)-2-(3,4-Dihydroxyphenyl)-3,4-dihydro-1(2H)-benzopyran-3,5,7-triol, (-)-trans-3,3μ,4μ,5,7-Pentahydroxyflavane
  • (2S,3R)-2-(3,4-Dihydroxyphenyl)-3,4-dihydro-2H-1-benzopyran-3,5,7-triol
  • [2S,(-)]-2β-(3,4-Dihydroxyphenyl)-3,4-dihydro-2H-1-benzopyran-3α,5,7-triol
  • l-Catechol
  • ()-Catechin,()-trans-3,3′,4′,5,7-Pentahydroxyflavane, (2S,3R)-2-(3,4-Dihydroxyphenyl)-3,4-dihydro-1(2H)-benzopyran-3,5,7-triol
  • (2S,3R)-2-(3,4-Dihydroxyphenyl)chroman-3,5,7-triol
  • 2H-1-Benzopyran-3,5,7-triol, 2-(3,4-dihydroxyphenyl)-3,4-dihydro-, (2S,3R)-
  • (-)-Catechin
  • (-)-CATECHIN HYDRATE USP/EP/BP
  • (-)-Cianidanol
  • (-)-Catechol
  • Catechin EGCG
  • (-)-Catechin-RM
  • (-)-Catechin, 10 mM in DMSO
  • (-)-CATECHIN HYDRATE
  • 18829-70-4
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  • Chiral Reagents
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