1,1,2,2-四氟乙烷

Description

1,1,2,2-tetrafluoroethane · CAS 359-35-3 · C2.H2.F4. UNII X2I96B6OVW. Boiling Point: -19.9 °C @760 [mm Hg]; Melting Point: -89 °C.

Identification

CAS Registry Number	359-35-3
PubChem CID	9667
Molecular formula	C2.H2.F4
IUPAC name	1,1,2,2-tetrafluoroethane
UNII (FDA)	X2I96B6OVW

Computed Descriptors

Molecular Weight	102.03
XLogP3	1.9
Hydrogen Bond Donor Count	0
Hydrogen Bond Acceptor Count	4
Rotatable Bond Count	1
Exact Mass	102.00926271
Monoisotopic Mass	102.00926271
Topological Polar Surface Area	0
Heavy Atom Count	6
Formal Charge	0

Physical & Chemical Properties

Boiling Point	-19.9 °C @760 [mm Hg]
Melting Point	-89 °C

Physical description & handling notes

• Liquid

GHS Hazard Classification

Reported hazard statements	H315 (100%)

Documented Uses

• Propellants, non-motive (blowing agents)
• 2022: 1,000,000 - <5,000,000 lb
• 2021: 1,000,000 - <5,000,000 lb
• Ethane, 1,1,2,2-tetrafluoro-: ACTIVE

Synonyms

1,1,2,2-TETRAFLUOROETHANE; HFC-134; Ethane, 1,1,2,2-tetrafluoro-; Freon 134; CHF2CHF2; UNII-X2I96B6OVW; X2I96B6OVW; EINECS 206-628-3; DTXSID60883371; R 134; RefChem:70886; DTXCID6027713; 206-628-3; WXGNWUVNYMJENI-UHFFFAOYSA-N; 359-35-3; MFCD00042376

Frequently Asked Questions

What are the CAS number and molecular formula of 1,1,2,2-tetrafluoroethane?

CAS 359-35-3; molecular formula C2.H2.F4; molecular weight — g/mol.

What other names is 1,1,2,2-tetrafluoroethane known by?

1,1,2,2-TETRAFLUOROETHANE, HFC-134, Ethane, 1,1,2,2-tetrafluoro-, Freon 134, CHF2CHF2, UNII-X2I96B6OVW.

Is 1,1,2,2-tetrafluoroethane classified as hazardous?

Hazard statements reported: H315.

What are the key physical properties of 1,1,2,2-tetrafluoroethane?

Boiling Point: -19.9 °C @760 [mm Hg]; Melting Point: -89 °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.