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75-68-3

75-68-3 structural image
Product Name: 1-Chloro-1,1-difluoroethane
Formula: C2H3ClF2
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CHEMICAL AND PHYSICAL PROPERTIES

Physical Description 1-chloro-1,1-difluoroethane appears as a colorless, odorless gas shipped as a liquid under own vapor pressure. Contact with the unconfined liquid may cause frostbite by evaporative cooling. Easily ignited. Vapors heavier than air. A leak may be either liquid or vapor. May asphyxiate by the displacement of air. Prolonged exposure to fire or intense heat may cause the containers to violently rupture and rocket.
Color/Form Colorless gas
Odor Nearly odorless
Boiling Point -9.1 °C
Melting Point -130.8 °C
Solubility Insoluble in water; sol in benzene
Density 1.107 g/cu m at 25 °C
Vapor Pressure Vapor pressure = 200 kPa at 21 °C, 669 kPa at 54 °C
Henry's Law Constant Henry's Law constant = 0.0588 atm cu-m/mole at 25 °C
Autoignition Temperature 632 °C
Decomposition When heated to decomposition, emits toxic fumes of ... /hydrogen fluoride and hydrogen chloride/.
Viscosity Gas = 0.01099 cP at 25 °C; Liquid = 0.453 cP at -20.9 °C
Heat of Vaporization 223.15 kJ/kg
Kovats Retention Index 346 402
Other Experimental Properties Critical molar volume: 226 cu cm/mol
Chemical Classes Solvents -> Chlorofluorocarbons

SAFETY INFORMATION

Signal word Danger
Pictogram(s)

Flame
Flammables
GHS02

Exclamation Mark
Irritant
GHS07
GHS Hazard Statements H220:Flammable gases
H280:Gases under pressure
H420:Hazardous to the ozone layer
Precautionary Statement Codes P210:Keep away from heat/sparks/open flames/hot surfaces. — No smoking.
P410+P403:Protect from sunlight. Store in a well-ventilated place.

COMPUTED DESCRIPTORS

Molecular Weight 100.49 g/mol
XLogP3 2
Hydrogen Bond Donor Count 0
Hydrogen Bond Acceptor Count 2
Rotatable Bond Count 0
Exact Mass 99.9891341 g/mol
Monoisotopic Mass 99.9891341 g/mol
Topological Polar Surface Area 0 Ų
Heavy Atom Count 5
Formal Charge 0
Complexity 34.6
Isotope Atom Count 0
Defined Atom Stereocenter Count 0
Undefined Atom Stereocenter Count 0
Defined Bond Stereocenter Count 0
Undefined Bond Stereocenter Count 0
Covalently-Bonded Unit Count 1
Compound Is Canonicalized Yes

PRODUCT INTRODUCTION

description

1-chloro-1,1-difluoroethane appears as a colorless, odorless gas shipped as a liquid under own vapor pressure. Contact with the unconfined liquid may cause frostbite by evaporative cooling. Easily ignited. Vapors heavier than air. A leak may be either liquid or vapor. May asphyxiate by the displacement of air. Prolonged exposure to fire or intense heat may cause the containers to violently rupture and rocket.