Cyclopentane
Synonyms & Trade Names
PentamethylenePhysical Description
Colorless liquid with a mild, sweet odor.Molecular Weight
70.2Boiling Point
121°FFreezing Point
-137°FSolubility
InsolubleVapor Pressure
(88°F): 400 mmHgIonization Potential
10.52 eVSpecific Gravity
0.75Flash Point
-35°FUpper Exposive Limit
8.7%Lower Explosive Limit
1.1%
Class IB Flammable Liquid: Fl.P. below 73°F and BP at or above 100°F.
Incompatibilities & Reactivities
Strong oxidizers (e.g., chlorine, bromine, fluorine)Exposure Routes
inhalation, ingestion, skin and/or eye contactSymptoms
irritation eyes, skin, nose, throat; dizziness, euphoria, incoordination, nausea, vomiting, stupor; dry, cracking skinTarget Organs
Eyes, skin, respiratory system, central nervous systemPersonal Protection/Sanitation
(See protection codes)Skin:Prevent skin contact
Eyes:Prevent eye contact
Wash skin:Daily
Remove:When wet (flammable)
Change:No recommendation
First Aid
(See procedures)Eye:Irrigate immediately
Skin:Soap wash
Breathing:Respiratory support
Swallow:Medical attention immediately
Respirator Recommendations
Not available.
- Page last reviewed:April 11, 2016
- Page last updated:April 11, 2016
- Content source:
- National Institute for Occupational Safety and Health (NIOSH) Education and Information Division