Supplier Product Identification Physical and Chemical Properties First Aid Measures Handling and Storage Exposure Controls/Personal Protection Fire Fighting Measures Accidental Release Measures Stability and Reactivity
Home > 5-[(1E)-2-(4-Hydroxyphenyl)ethenyl]-1,3-benzenediol > 5-[(1E)-2-(4-Hydroxyphenyl)ethenyl]-1,3-benzenediol(501-36-0)

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

Supplier Product Identification Physical and Chemical Properties First Aid Measures Handling and Storage Exposure Controls/Personal Protection Fire Fighting Measures Accidental Release Measures Stability and Reactivity

Product Identification

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 Properties

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 Measures

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 Storage

Storage
Keep tightly closed. Store at correct temperature.

Exposure Controls/Personal Protection

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 Measures

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 Measures

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 Reactivity

Stability
Stable at normal temperatures and pressures.
Incompatibilities
Strong oxidizing agents, moisture.
Combustion Products
Emits toxic fumes under fire conditions.
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