(-)-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 HYDRATE USP/EP/BP
CBNumber: CB9208779
Molecular Formula: C15H14O6
Formula Weight: 290.27
MOL File: 18829-70-4.mol

More

Less

(-)-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
LogP: 0.490 (est)
CAS DataBase Reference: 18829-70-4(CAS DataBase Reference)

More

Less

Safety

WGK Germany: 3
F: 10

More

Less

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.

More

Less

N-Bromosuccinimide Price

Sigma-Aldrich

Product number: PHL80992
Product name: (−)-Catechin
Purity: phyproof? Reference Substance
Packaging: 10MG
Price: $417
Updated: 2024/03/01

Sigma-Aldrich

Product number: C0567
Product name: (?)-Catechin
Purity: ≥97% (HPLC), from green tea
Packaging: 5mg
Price: $380
Updated: 2024/03/01

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

More

Less

(-)-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

More

Less

(-)-CATECHIN Suppliers

Canada 1 China 97 France 1 Germany 2 India 1 Japan 2 South Korea 1 Switzerland 1 United Kingdom 4 United States 15 Global 125

Sichuan Wei Keqi Biological Technology Co., Ltd.

Tel: 028-81700200 18116577057
Fax: 028-81705658
Email: 3003855609@qq.com
Country: China
ProdList: 7887
Advantage: 56

J & K SCIENTIFIC LTD.

Tel: 010-82848833 400-666-7788
Fax: 86-10-82849933
Email: jkinfo@jkchemical.com
Country: China
ProdList: 96815
Advantage: 76

Nanjing Chemlin Chemical Co., Ltd

Tel: 025-83697070
Fax: +86-25-83453306
Email: info@chemlin.com.cn
Country: China
ProdList: 19172
Advantage: 64

Chemsky (shanghai) International Co.,Ltd

Tel: 021-50135380
Email: shchemsky@sina.com
Country: China
ProdList: 15402
Advantage: 60

Shandong Xiya Chemical Co., Ltd

Tel: 4009903999 13355009207
Fax: 0539-6365991
Email: 3007715519@qq.com
Country: China
ProdList: 18738
Advantage: 57

Shanghai Aladdin Bio-Chem Technology Co.,LTD

Tel: 400-400-6206333 18521732826
Fax: 021-50323701
Email: market@aladdin-e.com
Country: China
ProdList: 25003
Advantage: 65

Bide Pharmatech Ltd.

Tel: 400-164-7117 13681763483
Fax: +86-21-61629029
Email: product02@bidepharm.com
Country: China
ProdList: 41462
Advantage: 60

Wuxi Zhongkun Biochemical Technology Co., Ltd.

Tel: 0510-85629785 18013409632
Fax: 051085625359
Email: sales@reading-chemicals.com
Country: China
ProdList: 15178
Advantage: 58

Finetech Industry Limited

Tel: 027-87465837 19945049750
Fax: 027-8777-2287
Email: sales@finetechnology-ind.com
Country: China
ProdList: 9649
Advantage: 58

Shanghai Macklin Biochemical Co.,Ltd.

Tel: 15221275939 15221275939
Fax: 021-50706099
Email: shenlinxing@macklin.cn
Country: China
ProdList: 16166
Advantage: 55

More

Less

View Lastest Price from (-)-CATECHIN manufacturers

Hebei Mojin Biotechnology Co., Ltd

Product: (-)-CATECHIN 18829-70-4
Price: US $0.00/KG
Min. Order: 1KG
Purity: 99%
Supply Ability: 50000KG/month
Release date: 2024-10-12

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

(-)-CATECHIN HYDRATE

(-)-Cianidanol

(-)-Catechol

Catechin EGCG

(-)-Catechin-RM

18829-70-4

Aromatics

Chiral Reagents

Intermediates & Fine Chemicals

Pharmaceuticals

john's