1,1,2,2-tetrachloroethane

C2H2Cl4

CAS79-34-5

Danger

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Identification

CAS Number: 79-34-5
EC Number: 201-197-8
UN Number: 1702
Index Number: 602-015-00-3
PubChem CID: 6591

Physical-chemical properties

Molecular Formula: C2H2Cl4
Molar Mass: 167.80 g/mol
IUPAC Name: 1,1,2,2-tetrachloroethane

Chemical Identifiers

InChI: InChI=1S/C2H2Cl4/c3-1(4)2(5)6/h1-2H
InChI Key: QPFMBZIOSGYJDE-UHFFFAOYSA-N

Overview

1,1,2,2-tetrachloroethane (CAS: 79-34-5) is a chemical compound widely used in industry. The molecular formula is C2H2Cl4. The molar mass is 167.80 g/mol.

Safety & Classification

Danger

Classification:

Acute Tox. 2 *; Acute Tox. 1; Aquatic Chronic 2

GHS Pictograms

Skull and Crossbones

GHS06

Acute toxicity. Fatal if swallowed, in contact with skin, or if inhaled.

Environment

GHS09

Environmental hazard. Toxic to aquatic life with long lasting effects.

HHazard Statements (H-Statements)

Describe the nature and severity of the hazard

H330

Fatal if inhaled.

H310

Fatal in contact with skin.

H411

Toxic to aquatic life with long lasting effects.

Classification according to CLP Regulation (EC) No 1272/2008. The complete list of hazard and precautionary statements can be found in the Safety Data Sheet (SDS).

First Aid Measures

Inhalation

Fatal

Measures if vapours or dust are inhaled

First Aid Actions

+P304IF INHALED:
+P340Remove person to fresh air and keep comfortable for breathing.
+P311Call a POISON CENTER/doctor.

Related hazard statements:

H330

Skin Contact

Fatal

Measures if substance contacts the skin

First Aid Actions

+P302IF ON SKIN:
+P352Wash with plenty of water.
+P361Take off immediately all contaminated clothing.
+P313Get medical advice/attention.

Related hazard statements:

H310

General Measures

Emergency 112 | Poison Control: +49 30 19240 (DE), +33 1 45 42 59 59 (FR), +31 30 274 88 88 (NL)

First aid measures are based on CLP classification and associated P-statements. They do not replace the Safety Data Sheet (SDS). In case of emergency, always consult the full SDS and a physician.

Transport (ADR)

UN Number	1702
ADR Class	6.1
Packing Group	II
Tunnel Code	D/E
Proper Shipping Name	1,1,2,2-Tetrachlorethan
Marine Pollutant	No

Frequently Asked Questions

What is 1,1,2,2-tetrachloroethane?

1,1,2,2-tetrachloroethane (CAS 79-34-5) is a chemical substance with the formula C2H2Cl4 used in various industrial applications.

What are the properties of 1,1,2,2-tetrachloroethane?

1,1,2,2-tetrachloroethane has a molar mass of 167.80 g/mol. It is classified as Acute Tox. 2 *; Acute Tox. 1; Aquatic Chronic 2. See the technical data above for more details.

How to store 1,1,2,2-tetrachloroethane safely?

1,1,2,2-tetrachloroethane should be stored according to the Safety Data Sheet instructions. Follow the GHS labeling and keep the substance in a cool, dry and well-ventilated place.

Is 1,1,2,2-tetrachloroethane dangerous?

1,1,2,2-tetrachloroethane carries the signal word "Danger". 2 GHS pictograms apply. Always follow the safety instructions in the data sheet.

Where can I buy 1,1,2,2-tetrachloroethane?

You can order 1,1,2,2-tetrachloroethane (CAS 79-34-5) from OYSI. We deliver across Europe and offer technical consulting as well as complete compliance documentation.