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ChemicalBook >>Cianidanol>>Cianidanol(154-23-4)

Cianidanol(154-23-4)

Cianidanol(154-23-4)
Product IdentificationBack to Contents
【Product Name】

Cianidanol
【Synonyms】

(+)-Cyanidan-3-ol
2H-1-Benzopyran-3,5,7-triol, 2-(3,4-dihydroxyphenyl)-3,4-dihydro-, (2R-trans)-
Catechinic acid
Catechuic acid
D-(+)-Catechin
d-Catechin
【CAS】

154-23-4
【Formula】

C15H14O6
【Molecular Weight】

290.27
【EINECS】

205-825-1
【RTECS】

DJ3450000
【Merck】

12,1950
【Beilstein/Gmelin】

92757
【Beilstein Reference】

5-17-08-00447
Physical and Chemical PropertiesBack to Contents
【Appearance】

Green needles.
【Solubility in water】

Slightly soluble
【Melting Point】

308.5
【Boiling Point】

629
【Vapor Pressure】

1.1E-16 (25 C)
【Density】

1.593 g/cm3
【pKa/pKb】

9.54 (pKa)
【Partition Coefficient】

.491
【Heat Of Vaporization】

97.85 kJ/mol
【Usage】

Substance is used in dyeing and tanning.
First Aid MeasuresBack to Contents
【Ingestion】

Do NOT induce vomiting unless directed to do so by medical personnel. Never give anything by mouth to an unconscious person. Loosen tight clothing, such as a collar, tie, belt or waist band. Get medical attention.
【Inhalation】

Remove to fresh air. If not breathing, give artificial respiration. If breathing is difficult, give oxygen. Seek medical attention.
【Skin】

Wash with soap and water. Cover irritated area with an emollient.
【Eyes】

Immediately flush eyes with water for at least 15 minutes. Get medical attention.
Handling and StorageBack to Contents
【Storage】

Keep away from heat and sources of ignition. Ground all equipment containing material. Keep container tightly closed in a cool, well-ventilated area.
Exposure Controls/Personal ProtectionBack to Contents
【Personal Protection】

Wear splash goggles, lab coat and gloves.
【Respirators】

Dust respirator.
【Exposure Effects】

Causes irritation of the eyes, skin, and respiratory tract.
【Poison Class】

4
Fire Fighting MeasuresBack to Contents
【Flash Point】

334.3
【Fire Fighting】

Extinguish using dry chemical powder, water spray or foam.
【Fire Potential】

May be combustible at high temperature.
Accidental Release MeasuresBack to Contents
【Small spills/leaks】

Use appropriate tools to put the spilled solid in a waste disposal container. Finish cleaning by spreading water on the contaminated surface and dispose of according to local and regional authority.
Stability and ReactivityBack to Contents
【Stability】

Stable at normal temperatures and pressures.
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