1,1-Dichloroethane

CAS RN:75-34-3

Other Properties

Percent in saturated air: 30.8 at 25 deg C
Dielectric constant: 10.9 at 20 deg C
Binary azeotropes are formed with 1.9% water, bp 53.3 deg C (97 kPa) and with 11.5% ethanol, bp 54.6 deg C (101 kPa)
Heat of evaporation: 30.8 kJ/mol at 25 deg C
Saturated concn in air: 986 g/cu m at 20 deg C; 1,406 g/cu m at 30 deg C
Liquid thermal conductivity at 35 deg F: 0.804 BTU-in/hr-sq ft-deg F; saturated vapor density 0.07032 lb/cu ft at 20 deg C
Solubility of water in 1,1-dichloroethane: 0.97 wt% 20 deg C
Dipole moment: 2.06 debyes (gas), 2.00 debyes in benzene at 25 deg C
GAS: Enthalpy of formation: -127.7 kJ/mol at 25 deg C; Gibbs energy of formation: -70.8 kJ/mole at 25 deg C; heat capacity: 76.2 J/mol K
LIQUID: Enthalpy of formation: -158.4 kJ/mol at 25 deg C; Gibbs energy of formation: -73.8 kJ/mol at 25 deg C; heat capacity: 126.3 J/mol K
Heat of melting: 1.881 kcal/mole at mp; heat of sublimation: 6.97 kcal/moel at 298 K; specific heat: 21.85 cal/K/mole at 400 K. 27.18 cal/K/mole at 600 K, 30.79 cal/K/mole at 800 K, 33.40 cal/K/mole at 1000 K
Ionization potential: 11.06 eV
Henry's Law constant = 5.62X10-3 atm-cu m/mole at 24 deg C
Hydroxyl radical reaction rate constant = 2.74X10-13 cu cm/molecule-sec at 25 deg C
Find more information on this substance at: Hazardous Substances Data Bank , TOXNET , PubMed