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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
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.]
MW:
132.2
BP:
342°F
FRZ:
90°F
Sol:
0.02%
VP:
1.4 mmHg
IP:
?
Sp.Gr:
0.98 (Liquid at 95°F)		 Fl.P(oc): 90°F
UEL:
6.3%
LEL:
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   See ICSC CARD: 0873
 

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