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| Isopropyl ether | CAS 108-20-3 | ||
| (CH3)2CHOCH(CH3)2 | RTECS TZ5425000 | ||
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Synonyms & Trade Names Diisopropyl ether, Diisopropyl oxide, 2-Isopropoxy propane |
DOT ID & Guide 1159 127 |
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Exposure Limits |
NIOSH REL: TWA 500 ppm (2100 mg/m3) | ||
| OSHA PEL: TWA 500 ppm (2100 mg/m3) | |||
| IDLH 1400 ppm [10%LEL] | Conversion 1 ppm = 4.18 mg/m3 | ||
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Physical Description Colorless liquid with a sharp, sweet, ether-like odor. |
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MW: 102.2 |
BP: 154°F |
FRZ: -76°F |
Sol: 0.2% |
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VP: 119 mmHg |
IP: 9.20 eV |
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Sp.Gr: 0.73 |
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Fl.P: -18°F |
UEL: 7.9% |
LEL: 1.4% |
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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 Strong oxidizers, acids [Note: Unstable peroxides may form on long contact with air.] |
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Measurement Methods NIOSH 1618; 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: Soap wash promptly Breathing: Respiratory support Swallow: Medical attention immediately |
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Respirator Recommendations
NIOSH/OSHA Up to 1400 ppm: (APF = 10) Any chemical cartridge respirator with organic vapor cartridge(s)*/(APF = 25) Any powered, air-purifying respirator with 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 = 10) Any supplied-air respirator*/(APF = 50) Any self-contained breathing apparatus 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, nose; respiratory discomfort; dermatitis; in animals: drowsiness, dizziness, unconsciousness, narcosis | |
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Target Organs
Eyes, skin, respiratory system, central nervous system |
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| See also: INTRODUCTION |