(-)-CATECHIN
Synonym(s):(−)-trans-3,3′,4′,5,7-Pentahydroxyflavane;(2S,3R)-2-(3,4-Dihydroxyphenyl)-3,4-dihydro-1(2H)-benzopyran-3,5,7-triol
- CAS NO.：18829-70-4
- Empirical Formula: C15H14O6
- Molecular Weight: 290.27
- MDL number: MFCD00135997
- EINECS: 242-611-7
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-04-21 10:31:43
What is (-)-CATECHIN?
The Uses of (-)-CATECHIN
A natural phenol antioxidant plant secondary metabolite.
The Uses of (-)-CATECHIN
In dyeing and tanning.
The Uses of (-)-CATECHIN
(-)-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
What are the applications of Application
(?)-Catechin is a natural phenol antioxidant
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.
Properties of (-)-CATECHIN
| Melting point: | 93-96°; 175-177° when anhydr |
| Boiling point: | 630.4±55.0 °C(Predicted) |
| alpha | D -16.8° |
| 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 |
| CAS DataBase Reference | 18829-70-4(CAS DataBase Reference) |
Safety information for (-)-CATECHIN
| Signal word | Warning |
| Pictogram(s) |
 Exclamation Mark Irritant GHS07 |
| GHS Hazard Statements |
H315:Skin corrosion/irritation H319:Serious eye damage/eye irritation H335:Specific target organ toxicity, single exposure;Respiratory tract irritation |
| Precautionary Statement Codes |
P261:Avoid breathing dust/fume/gas/mist/vapours/spray. P264:Wash hands thoroughly after handling. P264:Wash skin thouroughly after handling. P271:Use only outdoors or in a well-ventilated area. P280:Wear protective gloves/protective clothing/eye protection/face protection. P302+P352:IF ON SKIN: wash with plenty of soap and water. P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. |
Computed Descriptors for (-)-CATECHIN
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