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| Isobutyl acetate | CAS 110-19-0 | ||
| CH3COOCH2CH(CH3)2 | RTECS AI4025000 | ||
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Synonyms & Trade Names Isobutyl ester of acetic acid, 2-Methylpropyl acetate, 2-Methylpropyl ester of acetic acid, beta-Methylpropyl ethanoate |
DOT ID & Guide 1213 129 |
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Exposure Limits |
NIOSH REL: TWA 150 ppm (700 mg/m3) | ||
| OSHA PEL: TWA 150 ppm (700 mg/m3) | |||
| IDLH 1300 ppm [10%LEL] | Conversion 1 ppm = 4.75 mg/m3 | ||
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Physical Description Colorless liquid with a fruity, floral odor. |
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MW: 116.2 |
BP: 243°F |
FRZ: -145°F |
Sol(77°F): 0.6% |
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VP: 13 mmHg |
IP: 9.97 eV |
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Sp.Gr: 0.87 |
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Fl.P: 64°F |
UEL: 10.5% |
LEL: 1.3% |
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| Class IB Flammable Liquid: Fl.P. below 73�F and BP at or above 100�F. | |||
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Incompatibilities & Reactivities Nitrates; strong oxidizers, alkalis & acids |
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Measurement Methods NIOSH 1450; OSHA 7 |
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Personal Protection & Sanitation 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: Water flush promptly Breathing: Respiratory support Swallow: Medical attention immediately |
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Respirator Recommendations
NIOSH/OSHA Up to 1300 ppm: (APF = 25) Any supplied-air respirator operated in a continuous-flow mode�/(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 = 25) Any powered, air-purifying respirator with organic vapor cartridge(s)�/(APF = 50) Any self-contained breathing apparatus with a full facepiece/(APF = 50) Any supplied-air respirator with a full facepiece 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, upper respiratory system; headache, drowsiness, anesthesia; in animals: narcosis | |
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Target Organs
Eyes, skin, respiratory system, central nervous system |
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| See also: INTRODUCTION |