2-Buten-1-ol

  • Crotyl alcohol
Formula
CH3CH=CHCH2OH
Structure
Description
Light yellow liquid.

Registry Numbers and Inventories.
CAS
6117-91-5
EC (EINECS/ELINCS)
228-086-7
R 10 20/21/22 36/37/38
S 26 36/37/39
RTECS
EM9275000
RTECS class
Mutagen
UN (DOT)
1993
Merck
13,2629
Beilstein/Gmelin
1719374
Beilstein Reference
2-01-00-00480
Swiss Giftliste 1
G-1838
Canada DSL/NDSL
DSL
US TSCA
Listed
Austrailia AICS
Listed
New Zealand
Listed
Korea ECL
Listed

Properties.
Formula
C4H8O
Formula mass
72.11
Melting point, °C
<-30
Boiling point, °C
120
Vapor pressure, mmHg
1.8
Density
0.8726 g/cm3 (0 C)
Solubility in water
166 g/L
Refractive index
1.419 (20 C)
Partition coefficient, pKow
0.69
Heat of vaporization
42.1 kJ/mol

Hazards and Protection.
Storage
Keep away from sources of ignition. Store in a cool, dry place. Store in a tightly closed container. Flammables-area.
Handling
Use spark-proof tools and explosion proof equipment. Avoid breathing dust, vapor, mist, or gas. Avoid contact with skin and eyes.
Protection
Eyes: Wear appropriate protective eyeglasses or chemical safety goggles as described by OSHA's eye and face protection regulations in 29 CFR 1910.133 or European Standard EN166. 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.
Small spills/leaks
Absorb spill with inert material, (e.g., dry sand or earth), then place into a chemical waste container. Remove all sources of ignition. Use a spark-proof tool.
Stability
Stable under normal temperatures and pressures.
Incompatibilities
Strong oxidizing agents - strong reducing agents - strong acids - acid chlorides - acid anhydrides - phosphorus halides.
Decomposition
Carbon monoxide, carbon dioxide.

Fire.
Flash Point,°C
37
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. Containers may explode in the heat of a fire. Extinguishing media: Use water spray to cool fire-exposed containers. In case of fire use water spray, dry chemical, carbon dioxide, or chemical foam.
Fire potential
Flammable Liquid.
Hazards
Vapors can travel to a source of ignition and flash back. Containers may explode in the heat of a fire. Use water spray to cool fire-exposed containers.
Combustion products
Fire may produce irritating, corrosive and/or toxic gases.
Health
-
 
Flammability
3
 
 
Reactivity
2
 

Health.
Poison_Class
4
Exposure effects
   Ingestion
Harmful if swallowed. May cause headache. May cause nausea and vomiting.
   Inhalation
May cause respiratory tract irritation. The toxicological properties of this substance have not been fully investigated.
   Skin
Harmful if absorbed through the skin.
   Eyes
May cause eye irritation.

First aid
 
   Ingestion
Induce vomiting. If victim is conscious and alert, give 2-4 cupfuls of milk or water. Get medical aid.
   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.

Transport.
UN number
1993
Response guide
Hazard class
3
Packing Group
I; II; III
 
20. Alcohols. Glycols