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EINECS 212-377-0
CAS No. 811-97-2 Density 1.223 g/cm3
PSA 0.00000 LogP 1.51820
Solubility Melting Point -101 °C
Formula C2H2F4 Boiling Point -26.2 °C
Molecular Weight 102.04 Flash Point
Transport Information UN 3159 Appearance colourless gas or cryogenic liquid
Safety 23-38 Risk Codes
Molecular Structure Molecular Structure of 811-97-2 (1,1,1,2-Tetrafluoroethane) Hazard Symbols IrritantXi

HC 134a;HCFC 134a;HFA 134;HFA 134a;HFA P134a;HFC 134a;Halon 134A;KLEA 134a;Khladon 134a;Meforex 134a;Norflurane;P 134A;R 134a;RF 134a;Refrigerant R 134a;SUVA134a;Solkane 134a;TG 134a;1,2,2,2-Tetrafluoroethane;AK 134a;Arcton 134a;Ecolo Ace 134a;F 134A;FC134a;Forane 134a;Freon 134a;Fron 134a;Genetron 134a;


1,1,1,2-Tetrafluoroethane Chemical Properties

Empirical Formula: C2H2F4
Molecular Weight: 102.0309 g/mol
EINECS: 212-377-0 
Index of Refraction: 1.225
Density: 1.223 g/cm3
Vapour Pressure: 6630 mmHg at 25 °C
Melting point: -101 °C
Boiling Point: -26.5 °C(lit.)
Appearance: A colorless gas with a slight ethereal odor
Structure of 1,1,1,2-Tetrafluoroethane (CAS NO.811-97-2):
IUPAC Name: 1,1,1,2-Tetrafluoroethane
Product Category of 1,1,1,2-Tetrafluoroethane (CAS NO.811-97-2): refrigerants;Organics;Gas Cylinders;Halides (Low Boiling point);Synthetic Organic Chemistry;pharmaceutical raw material;veterinary medicine

1,1,1,2-Tetrafluoroethane Uses

 1,1,1,2-Tetrafluoroethane (CAS NO.811-97-2) can be used as refrigerant instead of  R12.

1,1,1,2-Tetrafluoroethane Toxicity Data With Reference


ihl-rat TCLo:50,000 ppm/6H/2Y-I:NEO

    FAATDF    Fundamental and Applied Toxicology. 25 (1995),271.

ihl-rat LC :>81 pph/1H

    HETOEA    Human & Experimental Toxicology. 14 (1995),715.

ihl-mus LC :>81 pph/1H

    HETOEA    Human & Experimental Toxicology. 14 (1995),715.

ihl-dog LC :>32 pph/1H

    HETOEA    Human & Experimental Toxicology. 14 (1995),715.

1,1,1,2-Tetrafluoroethane Safety Profile

An asphyxiation hazard. Questionable carcinogen with experimental neoplastigenic data. When heated to decomposition it emits toxic vapors of F.
Hazard Codes: IrritantXi
Safety Statements: 23-38 
S23:Do not breathe vapour. 
S38:In case of insufficient ventilation, wear suitable respiratory equipment.

1,1,1,2-Tetrafluoroethane Standards and Recommendations

DFG MAK: 1000 ppm

1,1,1,2-Tetrafluoroethane Specification

 1,1,1,2-Tetrafluoroethane , its cas register number is 811-97-2. It also can be called Norflurane ; and Ethane, 1,1,1,2-tetrafluoro- .

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