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Substance Name: Cyclopentene
RN: 142-29-0
UNII: ONM2CKV81Z
InChIKey: LPIQUOYDBNQMRZ-UHFFFAOYSA-N

Molecular Formula

  • C5-H8

Molecular Weight

  • 68.1182
 
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Names and Synonyms

Name of Substance

  • Cyclopentene

Synonyms

  • EC 205-532-9
  • EINECS 205-532-9
  • NSC 5160
  • UNII-ONM2CKV81Z

Systematic Name

  • Cyclopentene

Superlist Names

  • Cyclopentene
  • Cyclopentene [UN2246] [Flammable liquid]
  • UN2246

Registry Numbers

CAS Registry Number

  • 142-29-0

FDA UNII

  • ONM2CKV81Z

Other Registry Number

  • 33004-05-6

System Generated Number

  • 0000142290

Structure Descriptors

InChI

1S/C5H8/c1-2-4-5-3-1/h1-2H,3-5H2

InChIKey

LPIQUOYDBNQMRZ-UHFFFAOYSA-N

Smiles

C1CC=CC1

Toxicity

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
rabbit LD50 skin 1590uL/kg (1.59mL/kg)   American Industrial Hygiene Association Journal. Vol. 30, Pg. 470, 1969.
rat LCLo inhalation 16000ppm/4H (16000ppm)   American Industrial Hygiene Association Journal. Vol. 30, Pg. 470, 1969.
rat LD50 oral 2140uL/kg (2.14mL/kg)   American Industrial Hygiene Association Journal. Vol. 30, Pg. 470, 1969.

Physical Properties

Physical Property Value Units Temp (deg C) Source
Melting Point -1.35E+02 deg C   EXP
Boiling Point 44.2 deg C   EXP
log P (octanol-water) 2.470 (none)   EST
Water Solubility 535 mg/L 25 EXP
Vapor Pressure 380 mm Hg 25 EXP
Henry's Law Constant 0.064 atm-m3/mole 25 EST
Atmospheric OH Rate Constant 6.70E-11 cm3/molecule-sec 25 EXP

Physical property data is provided to ChemIDplus by SRC, Inc.