Supplier Product Identification Physical and Chemical Properties First Aid Measures Handling and Storage Hazards Identification Exposure Controls/Personal Protection Fire Fighting Measures Accidental Release Measures Stability and Reactivity
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Ethynyl methyl vinyl carbinol(3230-69-1)

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

Product Identification

Product Name
Ethynyl methyl vinyl carbinol
Synonyms
2-Vinyl-3-butyn-2-ol
3-Methyl-1-penten-4-yn-3-ol
3-Methyl-4-penten-1-yn-3-ol
3-Methylpent-1-en-4-yn-3-ol
3-Methylpent-4-en-1-yn-3-ol
CAS
3230-69-1
Formula
C6H8O
Molecular Weight
96.12
EINECS
221-770-6
RTECS
SB4950000
RTECS Class
Drug
Beilstein/Gmelin
1740552
Beilstein Reference
4-01-00-02309

Physical and Chemical Properties

Appearance
Reddish liquid. Characteristic odor.
Boiling Point
80 - 81 (0.1 torr)
Density
0.8665 g/cm3 (20 C)
pKa/pKb
12.53 (pKa)
Refractive Index
1.4491 (14 C)

First Aid Measures

Ingestion
Get medical aid. Wash mouth out with water.
Inhalation
Remove from exposure to fresh air immediately. If not breathing, give artificial respiration. If breathing is difficult, give oxygen. Get medical aid.
Skin
Get medical aid. Flush skin with plenty of soap and water for at least 15 minutes while removing contaminated clothing and shoes.
Eyes
Flush eyes with plenty of water for at least 15 minutes, occasionally lifting the upper and lower eyelids. Get medical aid.

Handling and Storage

Storage
Keep away from sources of ignition. Store in a cool, dry place. Store in a tightly closed container.
Handling
Avoid breathing dust, vapor, mist, or gas. Avoid contact with skin and eyes.

Hazards Identification

Ingestion
Harmful if swallowed. May cause irritation of the digestive tract.
Inhalation
Causes respiratory tract irritation. May be harmful if inhaled.
Skin
Causes skin irritation. May be harmful if absorbed through the skin.
Eyes
Causes eye irritation.

Exposure Controls/Personal Protection

Personal Protection
Skin: Wear appropriate protective gloves to prevent skin exposure. Clothing: Wear appropriate protective clothing to prevent skin exposure.
Respirators
Follow the OSHA respirator regulations found in 29CFR 1910.134 or European Standard EN 149. Always use a NIOSH or European Standard EN 149 approved respirator when necessary.
Poison Class
4

Fire Fighting Measures

Flash Point
65
Fire Fighting
Wear a self-contained breathing apparatus in pressure-demand, MSHA/NIOSH (approved or equivalent), and full protective gear. Will burn if involved in a fire. Combustible Liquid. To extinguish fire use water spray, dry chemical, carbon dioxide, or chemical foam.

Accidental Release Measures

Small spills/leaks
Absorb spill with inert material, (e.g., dry sand or earth), then place into a chemical waste container.

Stability and Reactivity

Stability
Stable under normal temperatures and pressures.
Incompatibilities
Strong oxidizing agents, organic peroxides.
Decomposition
Carbon monoxide, carbon dioxide.
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