ChemicalBook >>Resveratrol>>5-[(1E)-2-(4-Hydroxyphenyl)ethenyl]-1,3-benzenediol(501-36-0)

5-[(1E)-2-(4-Hydroxyphenyl)ethenyl]-1,3-benzenediol(501-36-0)

5-[(1E)-2-(4-Hydroxyphenyl)ethenyl]-1,3-benzenediol(501-36-0)
Product IdentificationBack to Contents
【Product Name】

5-[(1E)-2-(4-Hydroxyphenyl)ethenyl]-1,3-benzenediol
【Synonyms】

(E)-5-(p-Hydroxystyryl)resorcinol
3,4',5-Stilbenetriol
3,4',5-Trihydroxy-trans-stilbene
5-[(1E)-2-(4-Hydroxyphenyl)ethenyl]-1,3-benzenediol
【CAS】

501-36-0
【Formula】

C14H12O3
【Molecular Weight】

228.25
【Merck】

12,8326
Physical and Chemical PropertiesBack to Contents
【Appearance】

Crystalline solid.
【Solubility in water】

100 mg/L (25 C)
【Melting Point】

260
【Vapor Pressure】

3.4E-10 (25 C)
【Density】

1.36 g/cm3 (20 C)
【pKa/pKb】

9.15 (pKa)
【Partition Coefficient】

3.14
【Usage】

Sold as a nutritional supplement derived primarily from japanese knotweed. Resveratrol extends the life span of several short-living species of animals; however, this effect has not yet been demonstrated in mammals.
First Aid MeasuresBack to Contents
【Ingestion】

If swallowed, wash out mouth with water provided person is conscious. Never give anything by mouth to an unconscious person. Get medical attention. Do NOT induce vomiting unless directed to do so by medical personnel.
【Inhalation】

If inhaled remove to fresh air. If not breathing, give artificial respiration or give oxygen by trained personnel. Get immediate medical attention.
【Eyes】

In case of contact with eyes, hold eyelids apart and flush eyes with plenty of water. After initial flushing, remove any contact lenses and continue flushing for at least 20 minutes. Have eyes examined and tested by medical personnel.
Handling and StorageBack to Contents
【Storage】

Keep tightly closed. Store at correct temperature.
Exposure Controls/Personal ProtectionBack to Contents
【Personal Protection】

Wear a NIOSH/MSHA approved self-contained breathing apparatus and appropriate personal protection (rubber boots, safety goggles, and heavy rubber gloves).
【Exposure Effects】

Material may be irritating to the mucous membranes and upper respiratory tract. May be harmful by inhalation, ingestion, or skin absorption. May cause eye, skin, or respiratory system irritation.
Fire Fighting MeasuresBack to Contents
【Fire Fighting】

Wear self-contained breathing apparatus pressure-demand (MSHA/NIOSH approved or equivalent), and full protective gear to prevent contact with skin and eyes. Use alcohol foam, carbon dioxide, or water spray when fighting fires involving this material.
Accidental Release MeasuresBack to Contents
【Small spills/leaks】

Vacuum or sweep up material and place in disposal container. Avoid raising dust. After removal, ventilate contaminated area and flush thoroughly with water.
Stability and ReactivityBack to Contents
【Stability】

Stable at normal temperatures and pressures.
【Incompatibilities】

Strong oxidizing agents, moisture.
【Combustion Products】

Emits toxic fumes under fire conditions.
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