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Methyl isoamyl ketone |
CAS 110-12-3 | ||
CH3COCH2CH2CH(CH3)2 |
RTECS MP3850000 | ||
Synonyms & Trade Names Isoamyl methyl ketone, Isopentyl methyl ketone, 2-Methyl-5-hexanone, 5-Methyl-2-hexanone, MIAK |
DOT ID & Guide 2302 127 |
Exposure
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NIOSH REL: TWA 50 ppm (240 mg/m3) | ||
OSHA PEL†: TWA 100 ppm (475 mg/m3) | |||
IDLH N.D. See: IDLH INDEX | Conversion 1 ppm = 4.67 mg/m3 |
Physical Description Colorless, clear liquid with a pleasant, fruity odor. |
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MW: 114.2 |
BP: 291°F |
FRZ: -101°F |
Sol: 0.5% |
VP: 5 mmHg |
IP: 9.284 eV |
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Sp.Gr: 0.81 |
Fl.P: 97°F |
UEL(200°F): 8.2% |
LEL(200°F): 1.0% |
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Class IC Flammable Liquid: Fl.P. at or above 73°F and below 100°F. | |||
Incompatibilities & Reactivities Oxidizers |
Measurement Methods OSHA PV2042 See: NMAM or OSHA Methods |
Personal Protection & Sanitation (See protection) Skin: Prevent skin contact Eyes: Prevent eye contact Wash skin: When contaminated Remove: When wet (flammable) Change: No recommendation |
First Aid (See procedures) Eye: Irrigate immediately Skin: Soap flush promptly Breathing: Respiratory support Swallow: Medical attention immediately |
Important additional information about respirator selection Respirator Recommendations NIOSH Up to 500 ppm: (APF = 10) Any chemical cartridge respirator with organic vapor cartridge(s)* (APF = 10) Any supplied-air respirator* Up to 1250 ppm: (APF = 25) Any supplied-air respirator operated in a continuous-flow mode* (APF = 25) Any powered, air-purifying respirator with organic vapor cartridge(s)* Up to 2500 ppm: (APF = 50) Any chemical cartridge respirator with a full facepiece and organic vapor cartridge(s) (APF = 50) Any air-purifying, full-facepiece respirator (gas mask) with a chin-style, front- or back-mounted organic vapor canister (APF = 50) Any powered, air-purifying respirator with a tight-fitting facepiece and organic vapor cartridge(s)* (APF = 50) Any supplied-air respirator that has a tight-fitting facepiece and is operated in a continuous-flow mode* (APF = 50) Any self-contained breathing apparatus with a full facepiece (APF = 50) Any supplied-air respirator with a full facepiece Up to 5000 ppm: (APF = 2000) Any supplied-air respirator that has a full facepiece and is operated in a pressure-demand or other positive-pressure mode Emergency or planned entry into unknown concentrations or IDLH conditions: (APF = 10,000) Any self-contained breathing apparatus that has a full facepiece and is operated in a pressure-demand or other positive-pressure mode (APF = 10,000) Any supplied-air respirator that has a full facepiece and is operated in a pressure-demand or other positive-pressure mode in combination with an auxiliary self-contained positive-pressure breathing apparatus Escape: (APF = 50) Any air-purifying, full-facepiece respirator (gas mask) with a chin-style, front- or back-mounted organic vapor canister/Any appropriate escape-type, self-contained breathing apparatus |
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Exposure Routes inhalation, ingestion, skin and/or eye contact | |
Symptoms Irritation eyes, skin, mucous membrane; headache, narcosis, coma; dermatitis; in animals: liver, kidney damage | |
Target Organs
Eyes, skin, respiratory system, central nervous system, liver, kidneys |
See also: INTRODUCTION See ICSC CARD: 0815 |