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22110

(+)-Catechin hydrate

≥96.0% (sum of enantiomers, HPLC)

Synonym(s):

(+)-Cyanidol-3, (2R,3S)-2-(3,4-Dihydroxyphenyl)-3,4-dihydro-1(2H)-benzopyran-3,5,7-triol

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About This Item

Empirical Formula (Hill Notation):
C15H14O6 · xH2O
CAS Number:
225937-10-0
Molecular Weight:
290.27 (anhydrous basis)
UNSPSC Code:
12352103
NACRES:
NA.22
PubChem Substance ID:
57647962
EC Number:
205-825-1
Beilstein/REAXYS Number:
3595244
MDL number:
MFCD00150865
Assay:
≥96.0% (sum of enantiomers, HPLC)
Form:
powder
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assay

≥96.0% (sum of enantiomers, HPLC)

form

powder

optical activity

[α]/D +26±2°, c = 1 in H2O

impurities

≤8% water

mp

175-177 °C (anhydrous) (lit.)

storage temp.

2-8°C

SMILES string

[H]O[H].O[C@H]1Cc2c(O)cc(O)cc2O[C@@H]1c3ccc(O)c(O)c3

InChI

1S/C15H14O6.H2O/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;1H2/t13-,15+;/m0./s1

InChI key

OFUMQWOJBVNKLR-NQQJLSKUSA-N

General description

Catechin hydrate is a polyphenolic flavonoid that exhibits antioxidant properties. It is commonly found in green tea, grape seeds, and bark of few trees like acacia and mahogany.

Application

(+)-Catechin hydrate can be used:
  • As an inhibitor of steel corrosion in hydrochloric acid solution.
  • As a model compound in the study of antimicrobial activities of flavonoids on Escherichia coli.
  • As a starting material for the synthesis of catechin glucosides of biological importance.

Disclaimer

loses water of hydration during storage

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Pictograms

Exclamation mark
GHS07

Signal Word

Warning

Hazard Codes

H315,H319,H335

Hazard Classifications

Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3

Target Organs

Respiratory system

Storage Class

11 - Combustible Solids

WGK

WGK 3

Flash Point (°F)

Not applicable

Flash Point (°C)

Not applicable

PPE (personal protective equipment)

dust mask type N95 (US), Eyeshields, Gloves

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