(-)-CATECHIN CAS 18829-70-4

Introduction：Basic information about (-)-CATECHIN CAS 18829-70-4, including its chemical name, molecular formula, synonyms, physicochemical properties, and safety information, etc.

(-)-CATECHIN Basic information

• Product Name: (-)-CATECHIN
• Synonyms: (+)-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
• CAS: 18829-70-4
• MF: C15H14O6
• MW: 290.27
• EINECS: 242-611-7
• Product Categories: Aromatics;Chiral Reagents;Intermediates & Fine Chemicals;Pharmaceuticals;john's
• Mol File: 18829-70-4.mol

(-)-CATECHIN Chemical Properties

• 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
• pka: 9.54±0.10(Predicted)
• form: A crystalline solid
• 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)

Safety Information

• WGK Germany: 3
• F: 10
• Storage Class: 11 - Combustible Solids
• Hazard Classifications: Eye Irrit. 2 Skin Irrit. 2 STOT SE 3

(-)-CATECHIN Usage And Synthesis

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.