Isopropyl ether |
Synonyms & Trade Names Diisopropyl ether, Diisopropyl oxide, 2-Isopropoxy propane |
CAS No. 108-20-3 |
RTECS No. TZ5425000 |
DOT ID & Guide 1159 127 |
Formula(CH3)2CHOCH(CH3)2 |
Conversion 1 ppm = 4.18 mg/m3 |
IDLH 1400 ppm [10%LEL]
See: 108203 |
Exposure Limits NIOSH REL: TWA 500 ppm (2100 mg/m3)
OSHA PEL: TWA 500 ppm (2100 mg/m3) |
Measurement Methods
NIOSH 1618;
OSHA 7
See: NMAM or OSHA Methods |
Physical Description Colorless liquid with a sharp, sweet, ether-like odor. |
MW: 102.2 |
BP: 154°F |
FRZ: -76°F |
Sol: 0.2% |
VP: 119 mmHg |
IP: 9.20 eV |
Sp.Gr: 0.73 |
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. |
Incompatibilities & Reactivities Strong oxidizers, acids [Note: Unstable peroxides may form on long contact with air.] |
Exposure Routes inhalation, ingestion, skin and/or eye contact |
Symptoms irritation eyes, skin, nose; resp discomfort; dermatitis; in animals: drowsiness, dizziness, unconsciousness, narcosis |
Target Organs Eyes, skin, respiratory system, central nervous system |
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Personal Protection/Sanitation (See protection codes)
Skin: Prevent skin contact
Eyes: Prevent eye contact
Wash skin: When contaminated
Remove: When wet (flammable)
Change: No recommendation
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First Aid (See procedures)
Eye: Irrigate immediately
Skin: Soap wash promptly
Breathing: Respiratory support
Swallow: Medical attention immediately |
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
Important additional information about respirator selection |
| See also: INTRODUCTION See ICSC CARD: 0906
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