二氯三氟乙烷

Description

dichlorotrifluoroethane · CAS 34077-87-7 · C2HCl2F3. UNII 6S7C791U3V. Boiling Point: 27.82 °C; Boiling Point: 28 °C; Boiling Point: 27.82 °C @760 [mm Hg].

Identification

CAS Registry Number	34077-87-7
PubChem CID	9385
Molecular formula	C2HCl2F3
IUPAC name	2,2-dichloro-1,1,1-trifluoroethane
UNII (FDA)	6S7C791U3V

Computed Descriptors

Molecular Weight	152.93
XLogP3	2.7
Hydrogen Bond Donor Count	0
Hydrogen Bond Acceptor Count	3
Rotatable Bond Count	0
Exact Mass	151.9407399
Monoisotopic Mass	151.9407399
Topological Polar Surface Area	0
Heavy Atom Count	7
Formal Charge	0

Physical & Chemical Properties

Boiling Point	27.82 °C
Boiling Point	28 °C
Boiling Point	27.82 °C @760 [mm Hg]
Melting Point	-107 °C
Solubility	In water, 2100 mg/L at 25 °C
Density	1.4638 g/cu cm at 25 °C
Density	1.4638 @25 °C
Vapor Pressure	718.0 [mmHg]
Vapor Pressure	718 mm Hg at 25 °C
Vapor Pressure	718 [mm Hg] @25 °C

Physical description & handling notes

• 2,2-dichloro-1,1,1-trifluoroethane is a colorless nonflammable gas. Nearly odorless.
• Dichlorotrifluoroethane is a colorless nonflammable gas. Nearly odorless.
• Liquid; CBI; Gas Vapor
• Colorless gas; [CAMEO]
• Colorless liquid; [ICSC]
• COLOURLESS LIQUID WITH CHARACTERISTIC ODOUR.

Regulatory Status

GHS notification summary	2.1% (3 / 144)

GHS Hazard Classification

GHS notification summary	2.1% (3 / 144)
Reported hazard statements	H336 (32.6%), H371 (50%), H373 (50%), H420 (81.2%), H320, H370, H372, H402

Documented Uses

• HCFCs: Used as refrigerants, blowing agents, cleaning agents, and fire extinguishing agents (CFC alternatives); [HSDB]
• Used as a refrigerant in air conditioners, a fire extinguisher, a foam blowing agent, and a metal cleaner; [HSDB] Developed as a chlorofluorocarbon replacement; [AIHA]
• Metal Degreasing [Category: Clean]
• Refrigerant in low pressure chillers for air conditioning systems; in portable fire extinguishers for the fire protection industry; heat transfer agent; solvents. Refrigerant to replace CFC11 in commercial chillers and air conditioning units.
• Air conditioning, fire fighting (potential application)
• Not Known or Reasonably Ascertainable

Synonyms

2,2-DICHLORO-1,1,1-TRIFLUOROETHANE; 306-83-2; 1,1-Dichloro-2,2,2-trifluoroethane; Freon 123; HCFC-123; Solkane 123; CFC-123; 1,1,1-Trifluoro-2,2-dichloroethane; Ethane, 2,2-dichloro-1,1,1-trifluoro-; Freon-123; Hcfc 123; Khladon 123; Refrigerant R 123; Chlorofluorocarbon 123; Dichloro(trifluoromethyl)methane; HFA 123

Frequently Asked Questions

What are the CAS number and molecular formula of dichlorotrifluoroethane?

CAS 34077-87-7; molecular formula C2HCl2F3; molecular weight — g/mol.

What other names is dichlorotrifluoroethane known by?

2,2-DICHLORO-1,1,1-TRIFLUOROETHANE, 306-83-2, 1,1-Dichloro-2,2,2-trifluoroethane, Freon 123, HCFC-123, Solkane 123.

Is dichlorotrifluoroethane classified as hazardous?

2.1% of GHS notifications report no hazard classification (3 of 144).

What are the key physical properties of dichlorotrifluoroethane?

Boiling Point: 27.82 °C; Boiling Point: 28 °C; Boiling Point: 27.82 °C @760 [mm Hg]; Melting Point: -107 °C.

Facts on this page are taken from PubChem (US National Library of Medicine) and Wikidata. Grade-specific data — assay, moisture, particle size, packaging, shelf life — is issued per batch on the COA and is not published here.