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tert-Butyl acetate | CAS 540-88-5 | ||
CH3COOC(CH3)3 | RTECS AF7400000 | ||
Synonyms & Trade Names tert-Butyl ester of acetic acid |
DOT ID & Guide 1123 129 |
Exposure Limits |
NIOSH REL: TWA 200 ppm (950 mg/m3) | ||
OSHA PEL: TWA 200 ppm (950 mg/m3) | |||
IDLH 1500 ppm [10%LEL] | Conversion 1 ppm = 4.75 mg/m3 |
Physical Description Colorless liquid with a fruity odor. |
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MW: 116.2 |
BP: 208°F |
FRZ: ? |
Sol: Insoluble |
VP: ? |
IP: ? |
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Sp.Gr: 0.87 |
Fl.P: 72°F |
UEL: ? |
LEL: 1.5% |
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Class IB Flammable Liquid: Fl.P. below 73�F and BP at or above 100�F. | |||
Incompatibilities & Reactivities Nitrates; strong oxidizers, alkalis & acids |
Measurement Methods NIOSH 1450; OSHA 7 |
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 |
Respirator Recommendations
NIOSH/OSHA Up to 1500 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)�/(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 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 Itch, inflammation eyes; irritation upper respiratory tract; headache; narcosis; dermatitis | |
Target Organs
respiratory system, eyes, skin, central nervous system |
See also: INTRODUCTION |