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Dicyclopentadiene

Synonyms & Trade Names
Bicyclopentadiene, DCPD, 1,3-Dicyclopentadiene dimer, 3a,4,7,7a-Tetrahydro-4,7-methanoindene [Note: Exists in two stereoisomeric forms.]
CAS No.
77-73-6
RTECS No.
PC1050000
DOT ID & Guide
2048 130
Formula
C10H12
Conversion
1 ppm = 5.41 mg/m3
IDLH
N.D.
See: IDLH INDEX
Exposure Limits
NIOSH REL
TWA 5 ppm (30 mg/m3)
OSHA PEL
none See Appendix G
Measurement Methods
OSHA PV2098
See: NMAM or OSHA Methods
Physical Description
Colorless, crystalline solid with a disagreeable, camphor-like odor. [Note: A liquid above 90°F.]
Molecular Weight
132.2
Boiling Point
342°F
Freezing Point
90°F
Solubility
0.02%
Vapor Pressure
1.4 mmHg
Ionization Potential
?
Specific Gravity
0.98 (Liquid at 95°F)
Flash Point
(oc) 90°F
Upper Exposive Limit
6.3%
Lower Explosive Limit
0.8%
Class IC Flammable Liquid: Fl.P. at or above 73°F and below 100°F.
Combustible Solid
Incompatibilities & Reactivities
Oxidizers [Note: Depolymerizes at boiling point and forms two molecules of cyclopentadiene. Must be inhibited and maintained under an inert atmosphere to prevent polymerization.]
Exposure Routes
inhalation, ingestion, skin and/or eye contact
Symptoms
irritation eyes, skin, nose, throat; incoordination, headache; sneezing, cough; skin blisters; In Animals: kidney, lung damage
Target Organs
Eyes, skin, respiratory system, central nervous system, kidneys
Personal Protection/Sanitation
(See protection codes)
Skin:Prevent skin contact
Eyes:Prevent eye contact
Wash skin:When contaminated
Remove:When wet or contaminated
Change:Daily
Provide:Eyewash, Quick drench
First Aid
(See procedures)
Eye:Irrigate immediately
Skin:Soap flush immediately
Breathing:Respiratory support
Swallow:Medical attention immediately
Respirator Recommendations

Not available.

Important additional information about respirator selection

See also
INTRODUCTION   ICSC CARD: 0873
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