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| Methylacrylonitrile | CAS 126-98-7 | ||
| CH2=C(CH3)CN | RTECS UD1400000 | ||
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Synonyms & Trade Names 2-Cyanopropene-1, 2-Cyano-1-propene, Isoprene cyanide, Isopropenylnitrile, Methacrylonitrile, alpha-Methylacrylonitrile, 2-Methylpropenenitrile |
DOT ID & Guide 3079 131P (inhibited) |
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Exposure Limits |
NIOSH REL: TWA 1 ppm (3 mg/m3) [skin] | ||
| OSHA PEL†: none | |||
| IDLH N.D. See: IDLH INDEX | Conversion 1 ppm = 2.74 mg/m3 | ||
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Physical Description Colorless liquid with an odor like bitter almonds. |
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MW: 67.1 |
BP: 195°F |
FRZ: -32°F |
Sol: 3% |
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VP(77°F): 71 mmHg |
IP: ? |
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Sp.Gr: 0.80 |
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Fl.P: 34°F |
UEL: 6.8% |
LEL: 2% |
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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 acids, strong oxidizers, alkali, light [Note: Polymerization may occur due to elevated temperature, visible light, or contact with a concentrated alkali.] |
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Measurement Methods None available See: NMAM or OSHA Methods |
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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 immediately Breathing: Respiratory support Swallow: Medical attention immediately |
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Important additional information about respirator selection Respirator Recommendations To be added later |
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| Exposure Routes inhalation, skin absorption, ingestion, skin and/or eye contact | |
| Symptoms Irritation eyes, skin; lacrimation (discharge of tears); in animals: convulsions, loss of motor control in hind limbs | |
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Target Organs
Eyes, skin, central nervous system |
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| See also: INTRODUCTION See ICSC CARD: 0652 |