ethene

C2H4

CAS74-85-1

Danger

Consulting for ethene

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Identification

CAS Number: 74-85-1
EC Number: 200-815-3
UN Number: 1038
Index Number: 601-010-00-3
PubChem CID: 6325

Physical-chemical properties

Molecular Formula: C2H4
Molar Mass: 28.05 g/mol
IUPAC Name: ethene

Chemical Identifiers

InChI: InChI=1S/C2H4/c1-2/h1-2H2
InChI Key: VGGSQFUCUMXWEO-UHFFFAOYSA-N

Overview

ethene (CAS: 74-85-1) is a chemical compound widely used in industry. The molecular formula is C2H4. The molar mass is 28.05 g/mol.

Safety & Classification

Danger

Classification:

Flam. Gas 1; Press. Gas; STOT SE 3

GHS Pictograms

Flame

GHS02

Flammable. May ignite on contact with air, water, or heat sources.

Gas Cylinder

GHS04

Gases under pressure. May explode if heated.

Exclamation Mark

GHS07

Harmful. May cause irritation, allergic reactions, or drowsiness.

HHazard Statements (H-Statements)

Describe the nature and severity of the hazard

H220

Extremely flammable gas.

H336

May cause drowsiness or dizziness.

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

Irritant

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:

H336

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	1038
ADR Class	2
Packing Group
Tunnel Code	B/D
Proper Shipping Name	Ethylen, tiefgekühlt, flüssig
Marine Pollutant	No

Frequently Asked Questions

What is ethene?

ethene (CAS 74-85-1) is a chemical substance with the formula C2H4 used in various industrial applications.

What are the properties of ethene?

ethene has a molar mass of 28.05 g/mol. It is classified as Flam. Gas 1; Press. Gas; STOT SE 3. See the technical data above for more details.

How to store ethene safely?

ethene 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 ethene dangerous?

ethene carries the signal word "Danger". 3 GHS pictograms apply. Always follow the safety instructions in the data sheet.

Where can I buy ethene?

You can order ethene (CAS 74-85-1) from OYSI. We deliver across Europe and offer technical consulting as well as complete compliance documentation.