ethynylcyclopropane

C5H6

CAS6746-94-7

Danger

Consulting for ethynylcyclopropane

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Identification

CAS Number: 6746-94-7
EC Number: 425-430-1
UN Number: 3295
Index Number: 601-076-00-3
PubChem CID: 138823

Physical-chemical properties

Molecular Formula: C5H6
Molar Mass: 66.10 g/mol
IUPAC Name: ethynylcyclopropane

Chemical Identifiers

InChI: InChI=1S/C5H6/c1-2-5-3-4-5/h1,5H,3-4H2
InChI Key: NPTDXPDGUHAFKC-UHFFFAOYSA-N

Overview

ethynylcyclopropane (CAS: 6746-94-7) is a chemical compound widely used in industry. The molecular formula is C5H6. The molar mass is 66.10 g/mol.

Safety & Classification

Danger

Classification:

Flam. Liq. 2; Skin Irrit. 2; Eye Dam. 1; Aquatic Chronic 3

GHS Pictograms

Flame

GHS02

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

Corrosion

GHS05

Corrosive. Causes severe skin burns and eye damage.

HHazard Statements (H-Statements)

Describe the nature and severity of the hazard

H225

Highly flammable liquid and vapour.

H315

Causes skin irritation.

H318

Causes serious eye damage.

H412

Harmful 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

Skin Contact

Irritant

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:

H315

Eye Contact

Harmful

Measures if substance gets into the eyes

First Aid Actions

+P305IF IN EYES:
+P351Rinse cautiously with water for several minutes.
+P338Remove contact lenses, if present and easy to do. Continue rinsing.
+P313Get medical advice/attention.

Related hazard statements:

H318

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	3295
ADR Class	3
Packing Group	II
Tunnel Code	D/E
Proper Shipping Name	Ethinylcyclopropan
Marine Pollutant	No

Frequently Asked Questions

What is ethynylcyclopropane?

ethynylcyclopropane (CAS 6746-94-7) is a chemical substance with the formula C5H6 used in various industrial applications.

What are the properties of ethynylcyclopropane?

ethynylcyclopropane has a molar mass of 66.10 g/mol. It is classified as Flam. Liq. 2; Skin Irrit. 2; Eye Dam. 1; Aquatic Chronic 3. See the technical data above for more details.

How to store ethynylcyclopropane safely?

ethynylcyclopropane 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 ethynylcyclopropane dangerous?

ethynylcyclopropane carries the signal word "Danger". 2 GHS pictograms apply. Always follow the safety instructions in the data sheet.

Where can I buy ethynylcyclopropane?

You can order ethynylcyclopropane (CAS 6746-94-7) from OYSI. We deliver across Europe and offer technical consulting as well as complete compliance documentation.