ChemicalBook >>Ethyl 3,3-dimethylacrylate>>3-Methyl-2-butenoic acid ethyl ester(638-10-8)

3-Methyl-2-butenoic acid ethyl ester(638-10-8)

3-Methyl-2-butenoic acid ethyl ester(638-10-8)
Product IdentificationBack to Contents
【Product Name】

3-Methyl-2-butenoic acid ethyl ester
【Synonyms】

Ethyl 3,3-dimethylacrylate
Ethyl 3-methyl-2-butenoate
Ethyl 3-methylcrotonate
Ethyl dimethylacrylate
Ethyl isobutenoate
Ethyl isopropylideneacetate
【CAS】

638-10-8
【Formula】

C7H12O2
【Molecular Weight】

128.19
【EINECS】

211-319-1
【RTECS】

GQ5750000
【RTECS Class】

Other
【Beilstein/Gmelin】

1744854
【Beilstein Reference】

4-02-00-01556
Physical and Chemical PropertiesBack to Contents
【Solubility in water】

Insoluble
【Boiling Point】

152 - 153
【Vapor Pressure】

3.3 (25 C)
【Density】

0.922 g/cm3 (21 C)
【Heat Of Vaporization】

39.0 kJ/mol
【Usage】

Food additive for flavor.
【Refractive Index】

1.4359 (20 C)
First Aid MeasuresBack to Contents
【Ingestion】

Seek medical assistance.
【Inhalation】

Move victim to fresh air. Apply artificial respiration if victim is not breathing. Administer oxygen if breathing is difficult.
【Skin】

Remove and isolate contaminated clothing and shoes. Wash skin with soap and water. Flush with running water for at least 20 minutes
【Eyes】

Flush with running water for at least 20 minutes.
Handling and StorageBack to Contents
【Storage】

Keep tightly closed. Keep away from heat, sparks, and open flame. Store in a cool dry place.
Hazards IdentificationBack to Contents
【Inhalation】

May cause irritation or burns.
【Skin】

See Inhalation.
【Eyes】

See Inhalation.
【Hazards】

Vapors may form explosive mixtures with air. Vapors may travel to source of ignition and flash back. Most vapors are heavier than air. They will spread along ground and collect in low or confined areas (sewers, basements, tanks). Vapor explosion hazard indoors, outdoors or in sewers.
【EC Risk Phrase】

10
【EC Safety Phrase】

16 29 33
【UN (DOT)】

3272
Exposure Controls/Personal ProtectionBack to Contents
【Personal Protection】

Wear appropriate protective gloves, clothing and goggles.
【Respirators】

Wear positive pressure self-contained breathing apparatus (SCBA).
Fire Fighting MeasuresBack to Contents
【Flash Point】

34
【Fire Fighting】

Extinguish using Carbon dioxide, dry chemical powder, or appropriate foam. Wear self-contained breathing apparatus and protective clothing to prevent contact with skin and eyes.
【Fire Potential】

HIGHLY FLAMMABLE: Will be easily ignited by heat, sparks or flames.
Accidental Release MeasuresBack to Contents
【Small spills/leaks】

Make no contact with the spilled material. ELIMINATE all ignition sources and ground all equipment. Stop leak if you can do it without risk. A vapor suppressing foam may be used to reduce vapors. Absorb or cover with dry earth, sand or other non-combustible material and transfer to containers. Use clean non-sparking tools to collect absorbed material.
Stability and ReactivityBack to Contents
【Incompatibilities】

Acids, Bases, Oxidizing agents, Reducing agents.
【Decomposition】

Carbon monoxide, Carbon dioxide.
【Combustion Products】

Fire may produce irritating, corrosive and/or toxic gases.
Transport InformationBack to Contents
【UN Number】

3272
【Hazard Class】

3
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