Ethylidene norbornene
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CAS
16219-75-3
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C9H12
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RTECS
RB9450000
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Synonyms & Trade Names
ENB, 5-Ethylidenebicyclo(2.2.1)hept-2-ene, 5-Ethylidene-2-norbornene [Note: Due to its reactivity, ENB may be stabilized with tert-butyl catechol.]
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DOT ID & Guide
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Exposure
Limits
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NIOSH REL: C 5 ppm (25 mg/m3)
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OSHA PEL†: none
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IDLH
N.D.
See: IDLH INDEX
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Conversion
1 ppm = 4.92 mg/m3
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Physical Description
Colorless to white liquid with a turpentine-like odor.
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MW: 120.2
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BP: 298°F
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FRZ: -112°F
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Sol: ?
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VP: 4 mmHg
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IP: ?
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Sp.Gr: 0.90
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Fl.P(oc): 101°F
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UEL: ?
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LEL: ?
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Class II Combustible Liquid: Fl.P. at or above 100°F and below 140°F.
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Incompatibilities & Reactivities
Oxygen [Note: ENB should be stored in a nitrogen atmosphere since it reacts with oxygen.]
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Measurement Methods
None available
See: NMAM or OSHA Methods |
Personal Protection & Sanitation (See protection)
Skin: Prevent skin contact
Eyes: Prevent eye contact
Wash skin: Daily
Remove: When wet or contaminated
Change: No recommendation
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First Aid (See procedures)
Eye: Irrigate immediately
Skin: Soap wash immediately
Breathing: Respiratory support
Swallow: Medical attention immediately
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Respirator Recommendations
Not available.
Important additional information about respirator selection
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Exposure Routes
inhalation, skin absorption, ingestion, skin and/or eye contact
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Symptoms
Irritation eyes, skin, nose, throat; headache; cough, dyspnea (breathing difficulty); nausea, vomiting; olfactory, taste changes; chemical pneumonitis (aspiration liquid); in animals: liver, kidney, urogenital injury; bone marrow effects
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Target Organs
Eyes, skin, respiratory system, central nervous system, liver, kidneys, urogenital system, bone marrow
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See also: INTRODUCTION
See ICSC CARD: 0473 |
