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Substance Name: 1-Chloro-1,1-difluoroethane
RN: 75-68-3
UNII: FUC3XHA6GY
InChIKey: BHNZEZWIUMJCGF-UHFFFAOYSA-N

Classification Codes

  • Mutation Data
  • Reproductive Effect

Molecular Formula

  • C2-H3-Cl-F2

Molecular Weight

  • 100.495
 

Names and Synonyms

Name of Substance

  • 1-Chloro-1,1-difluoroethane
  • Chlorofluorocarbon 142b
  • Ethane, 1-chloro-1,1-difluoro-
  • Hydrochlorofluorocarbon 142b
  • Propellant 142b

Synonyms

  • 1,1-Difluoro-1-chloroethane
  • 1-Chloro-1,1-difluoroethane
  • 4-01-00-00127 (Beilstein Handbook Reference)
  • BRN 1731584
  • CFC 142b
  • Chloroethylidene fluoride
  • Difluoro-1-chloroethane
  • EC 200-891-8
  • EINECS 200-891-8
  • FC142b
  • Fluorocarbon 142b
  • Fluorocarbon FC142b
  • Freon 142
  • Freon 142b
  • Genetron 101
  • Genetron 142b
  • Gentron 142B
  • HCFC-142b
  • HSDB 2881
  • Hydrochlorofluorocarbon 142b
  • Isotron 142b
  • Monochlorodifluoroethane
  • R-142b
  • UNII-FUC3XHA6GY

Systematic Names

  • 1-Chloro-1,1-difluoroethane
  • Ethane, 1-chloro-1,1-difluoro-

Superlist Names

  • 1-Chloro-1,1-difluoroethane
  • 1-Chloro-1,1-difluoroethane or Refrigerant gas R 142b
  • 1-Chloro-1,1-difluoroethane or Refrigerant gas R 142b [UN2517] [Flammable gas]
  • Chlorodifluoroethane
  • Difluoro-1-chloroethane
  • Ethane, 1-chloro-1,1-difluoro-
  • HCFC-142b
  • Monochlorodifluoroethane
  • UN2517

Registry Numbers

CAS Registry Number

  • 75-68-3

FDA UNII

  • FUC3XHA6GY

Other Registry Number

  • 65762-25-6

System Generated Number

  • 0000075683

Structure Descriptors

InChI

1S/C2H3ClF2/c1-2(3,4)5/h1H3

InChIKey

BHNZEZWIUMJCGF-UHFFFAOYSA-N

Smiles

C(C)(F)(F)Cl

Toxicity

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
mouse LC50 inhalation 1758gm/m3/2H (1758000mg/m3)   "Toxicometric Parameters of Industrial Toxic Chemicals Under Single Exposure," Izmerov, N.F., et al., Moscow, Centre of International Projects, GKNT, 1982Vol. -, Pg. 53, 1982.
rat LC50 inhalation 2050gm/m3/4H (2050000mg/m3)   "Toxicometric Parameters of Industrial Toxic Chemicals Under Single Exposure," Izmerov, N.F., et al., Moscow, Centre of International Projects, GKNT, 1982Vol. -, Pg. 53, 1982.

Physical Properties

Physical Property Value Units Temp (deg C) Source
Melting Point -1.31E+02 deg C   EXP
Boiling Point -9.70E+00 deg C   EXP
log P (octanol-water) 2.050 (none)   EST
Water Solubility 1400 mg/L 25 EXP
Vapor Pressure 2540 mm Hg 25 EXP
Henry's Law Constant 0.0588 atm-m3/mole 22 EXP
Atmospheric OH Rate Constant 3.06E-15 cm3/molecule-sec 25 EXP

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