Crotononitrile cas no:4786-20-3
Synonyms: Crotononitrile(6CI,8CI);1-Cyanopropene;1-Propenyl cyanide;2-Butenenitrile;NSC 165574;b-Methylacrylonitrile;
NameCrotononitrile
CAS4786-20-3
SynonymsCrotononitrile(6CI,8CI);1-Cyanopropene;1-Propenyl cyanide;2-Butenenitrile;NSC 165574;b-Methylacrylonitrile;
EINECS(EC#)225-335-1
Molecular FormulaC4H5N
Molecular Weight67.09
AppearanceClear light yellow liquid
refractive index1.419
storage tempFlammables area
Globally Harmonized System of Classification adn Labelling of Chemicals(GHS)
Hazardclass3.1
Hazard Xn: Harmful;F: Flammable;
Risk R16;R26;R36/37/38
Safety
A poison by ingestion, intravenous, and subcutaneous routes. When heated to decomposition it emits toxic vapors of NOx and CN−.
Hazard Codes: 
F
Xn
Risk Statements: 11-22-36/37/38-26-16
R11:Highly flammable.
R16:Explosive when mixed with oxidizing substances.
R22:Harmful if swallowed.
R26:Very toxic by inhalation.
R36/37/38:Irritating to eyes, respiratory system and skin.
Safety Statements: 16-26-36
S16:Keep away from sources of ignition.
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
S36:Wear suitable protective clothing.
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orl-rat LD50:501 mg/kg
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GISAAA Gigiena i Sanitariya. 37 (4)(1972),10. |
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orl-mus LD50:396 mg/kg
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GISAAA Gigiena i Sanitariya. 37 (4)(1972),10. |
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ivn-rbt LDLo:60 mg/kg
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COREAF Comptes Rendus Hebdomadaires des Seances de l’Academie des Sciences. 153 (1911),895. |
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orl-gpg LD50:272 mg/kg
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GISAAA Gigiena i Sanitariya. 37 (4)(1972),10. |
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scu-gpg LDLo:230 mg/kg
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COREAF Comptes Rendus Hebdomadaires des Seances de l’Academie des Sciences. 153 (1911),895. |
Carcinogenicity of Crotononitrile (CAS NO.4786-20-3) hasn't been listed as a carcinogen by NTP, IARC,ACGIH, or CA Prop 65. And its toxicological properties have not been fully investigated.You can see actual entry in RTECS for complete information.
