| Agent Name |
Methyl vinyl ketone |
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| Alternative Name |
3-Buten-2-one |
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| CAS Number |
78-94-4 |
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| Formula |
C4-H6-O |
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| Major Category |
Toxic Gases & Vapors |
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| Synonyms |
1-Buten-3-one; 1-Butenone; 3-Buten-2-one; 3-Oxobutene; Acetyl ethylene; delta (sup 3)-2-Butenone; Methylene acetone; Methyl vinyl ketone; Methyl vinyl ketone, stabilized with ca. 0.5% CH3CN, 0.5% CH3COOH, 0.5% H.Q.; MVK; Vinyl methyl ketone; gamma-Oxo-alpha-butylene; [ChemFinder] |
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| Category |
Other Toxic Gases & Vapors |
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| Description |
Colorless liquid with a pungent odor; [HSDB] |
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| Sources/Uses |
Used as an intermediate in chemical synthesis, an alkylating agent, and a monomer in resins; it is present in cigarette smoke; [HSDB] |
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| Comments |
Highly toxic; [Quick CPC] A lachrymator; Can cause liver injury (animal studies); Potential for pulmonary edema after heavy inhalation exposure;[HSDB] Liquid causes second or third degree burns on short contact; [CHRIS] |
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| Reference Link |
HSDB |
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| Exposure Assessment |
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| Skin Designation (ACGIH) |
Yes |
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| TIH |
Yes |
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| Ceiling (ACGIH) |
0.2 ppm |
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| Vapor Pressure |
83.9 mm Hg |
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| Odor Threshold Low |
0.2 ppm |
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| Flammability (NFPA) |
3: may ignite at ambient temperature |
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| Adverse Effects |
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| Toxic Pneumonitis |
Yes |
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| Lacrimator |
Yes |
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| Hepatotoxin |
Hepatotoxin, Secondary |
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| Links to Other NLM Databases |
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| Health Studies |
Human Health Effects from Hazardous Substances Data Bank: METHYL VINYL KETONE
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