2-methylprop-2-enoic acid

C4H6O2

CAS79-41-4

Danger

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Identification

CAS Number: 79-41-4
EC Number: 201-204-4
UN Number: 2531
Index Number: 607-088-00-5
PubChem CID: 4093

Physical-chemical properties

Molecular Formula: C4H6O2
Molar Mass: 86.09 g/mol
IUPAC Name: 2-methylprop-2-enoic acid

Chemical Identifiers

InChI: InChI=1S/C4H6O2/c1-3(2)4(5)6/h1H2,2H3,(H,5,6)
InChI Key: CERQOIWHTDAKMF-UHFFFAOYSA-N

Overview

2-methylprop-2-enoic acid (CAS: 79-41-4) is a chemical compound widely used in industry. The molecular formula is C4H6O2. The molar mass is 86.09 g/mol.

Safety & Classification

Danger

Classification:

Acute Tox. 4 *; Acute Tox. 4 *; Skin Corr. 1A

GHS Pictograms

Exclamation Mark

GHS07

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

Corrosion

GHS05

Corrosive. Causes severe skin burns and eye damage.

HHazard Statements (H-Statements)

Describe the nature and severity of the hazard

H312

Harmful in contact with skin.

H302

Harmful if swallowed.

H314

Causes severe skin burns and eye damage.

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

Harmful

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:

H312 H314

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:

H314

Ingestion

Harmful

Measures if substance is accidentally swallowed

First Aid Actions

+P301IF SWALLOWED:
+P330Rinse mouth.
+P331Do NOT induce vomiting.
+P310Immediately call a POISON CENTER/doctor.

Related hazard statements:

H302

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	2531
ADR Class	8
Packing Group	II
Tunnel Code	E
Proper Shipping Name	Methacrylsäure, stabilisiert
Marine Pollutant	No

Frequently Asked Questions

What is 2-methylprop-2-enoic acid?

2-methylprop-2-enoic acid (CAS 79-41-4) is a chemical substance with the formula C4H6O2 used in various industrial applications.

What are the properties of 2-methylprop-2-enoic acid?

2-methylprop-2-enoic acid has a molar mass of 86.09 g/mol. It is classified as Acute Tox. 4 *; Acute Tox. 4 *; Skin Corr. 1A. See the technical data above for more details.

How to store 2-methylprop-2-enoic acid safely?

2-methylprop-2-enoic acid 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 2-methylprop-2-enoic acid dangerous?

2-methylprop-2-enoic acid carries the signal word "Danger". 2 GHS pictograms apply. Always follow the safety instructions in the data sheet.

Where can I buy 2-methylprop-2-enoic acid?

You can order 2-methylprop-2-enoic acid (CAS 79-41-4) from OYSI. We deliver across Europe and offer technical consulting as well as complete compliance documentation.