Dichlorodifluoromethane

Melting point:

-158°C

Boiling point:

-29.79°C

Density 

1.329

vapor pressure 

4,306 at 20 °C (McConnell et al., 1975)

refractive index 

1.2850

Flash point:

11 °C

storage temp. 

-20°C

solubility 

Soluble in acetic acid, acetone, chloroform, ether (Weast, 1986), and ethanol (ITII, 1986)

form 

buffered aqueous glycerol solution

color 

Colorless gas with an ethereal odor

Water Solubility 

Insoluble. 0.028 g/100 mL

Henry's Law Constant

1.72, 2.63, and 3.91 at 10, 20, and 30 °C, respectively (Munz and Roberts, 1987)

Exposure limits

NIOSH REL: TWA 1,000 ppm (4,950 mg/m³), IDLH 15,000 ppm; OSHA PEL: TWA 1,000 ppm; ACGIH TLV: TWA 1,000 ppm (adopted).

Dielectric constant

2.4（21℃）

Stability:

Stable. Non-flammable. May react violently with aluminium.

InChIKey

PXBRQCKWGAHEHS-UHFFFAOYSA-N

LogP

2.160

Symbol(GHS) 

GHS02,GHS06,GHS08

Signal word 

Danger

Hazard statements 

H225-H301+H311+H331-H370-H420

Precautionary statements 

P210-P260-P280-P301+P310-P311

Hazard Codes 

Xn;N,Xi,N,Xn,T,F

Risk Statements 

20-59-23/25-11-39/23/24/25-23/24/25-22

Safety Statements 

23-24/25-59-61-45-24-16-7-36/37

RIDADR 

1028

OEB

A

OEL

TWA: 1000 ppm (4950 mg/m3)

WGK Germany 

1

Hazard Note 

Irritant

DOT Classification

2.2 (Nonflammable gas)

HazardClass 

2.2

Toxicity

LD₅₀ for rats >1 g/kg (quoted, Verschueren, 1983).

IDLA

15,000 ppm