Methyl prop-2-enoate

C4H6O2

methyl prop-2-enoate

CAS96-33-3
GHS02 Gefahrensymbol: Entzündbar – Flamme
GHS06 Gefahrensymbol: Giftig – Totenkopf mit Knochen
Danger

Consulting for Methyl prop-2-enoate

Our experts support you with application, dosage, and compliance.

Request Consultation

Identification

CAS Number
96-33-3
EC Number
202-500-6
UN Number
1919
Index Number
607-034-00-0
PubChem CID
7294

Physical-chemical properties

Molecular Formula
C4H6O2
Molar Mass
86.09 g/mol
IUPAC Name
methyl prop-2-enoate

Chemical Identifiers

InChI
InChI=1S/C4H6O2/c1-3-4(5)6-2/h3H,1H2,2H3
InChI Key
BAPJBEWLBFYGME-UHFFFAOYSA-N

Overview

Methyl prop-2-enoate (CAS 96-33-3) is an acrylic ester monomer with high reactivity and flammable properties. This colorless liquid, also known as methyl acrylate, represents a fundamental building block in polymer chemistry and industrial manufacturing processes. As a key member of the acrylate family, methyl prop-2-enoate exhibits characteristic properties that make it valuable across multiple industrial sectors. The compound features a molecular formula of C4H6O2 with a molecular weight of 86.09 g/mol, demonstrating typical acrylic monomer behavior including rapid polymerization under appropriate conditions. Its chemical structure contains a vinyl group that readily participates in addition polymerization reactions, forming polymers with excellent clarity, durability, and weather resistance. Safety considerations are paramount when handling this substance, as it carries significant hazard classifications including flammable liquid category 2 and acute toxicity warnings. The compound requires careful storage and handling protocols due to its potential for skin and eye irritation, as well as its flammable nature. Proper ventilation, personal protective equipment, and adherence to safety data sheet guidelines are essential for safe industrial use. Primary applications include the production of acrylic polymers for coatings, adhesives, and textile treatments. The compound serves as a reactive diluent in UV-curable formulations and as a monomer for specialty polymers requiring specific mechanical properties. Similar to ethyl prop-2-enoate, it finds extensive use in surface coating applications, though methyl prop-2-enoate typically provides faster cure rates and different polymer characteristics. OYSI maintains reliable supply chains for methyl prop-2-enoate, supporting European manufacturers with consistent quality and technical expertise for demanding industrial applications.

Safety & Classification

Danger
Classification:

Flam. Liq. 2; Acute Tox. 3; Acute Tox. 4; Acute Tox. 4; STOT SE 3; Skin Irrit. 2; Eye Irrit. 2; S...

HHazard Statements (H-Statements)

Describe the nature and severity of the hazard

H225

Highly flammable liquid and vapour.

H331

Toxic if inhaled.

H312

Harmful in contact with skin.

H302

Harmful if swallowed.

H335

May cause respiratory irritation.

H315

Causes skin irritation.

H319

Causes serious eye irritation.

H317

May cause an allergic skin reaction.

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

Toxic

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:

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:

Eye Contact

Irritant

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:

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:

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 Number1919
ADR Class3
Packing GroupII
Tunnel CodeD/E
Proper Shipping NameMethylacrylat, stabilisiert
Marine PollutantNo

Frequently Asked Questions

What is methyl prop-2-enoate?

Methyl prop-2-enoate is an organic chemical compound with the molecular formula C4H6O2 and CAS number 96-33-3. Also known as methyl acrylate, it belongs to the acrylate ester family and has a molecular weight of 86.09 g/mol. This substance is classified as a flammable liquid with acute toxicity properties and requires careful handling due to its hazardous nature, indicated by the 'Danger' signal word.

What are the physicochemical properties of methyl prop-2-enoate?

Methyl prop-2-enoate is a colorless liquid with a characteristic acrid odor at room temperature. It has a low boiling point and high volatility, making it easily evaporated. The compound is moderately soluble in water and miscible with most organic solvents. Its low molecular weight and ester functional group contribute to its reactive nature, particularly in polymerization reactions.

What is methyl prop-2-enoate used for?

Methyl prop-2-enoate is primarily used as a monomer in the production of acrylic polymers and copolymers. It serves as a key raw material for manufacturing paints, coatings, adhesives, and sealants. The compound is also utilized in textile treatments, leather finishing, and as an intermediate in organic synthesis. Its polymerization properties make it valuable in producing various plastic materials and surface coatings.

How to handle methyl prop-2-enoate safely?

Methyl prop-2-enoate requires strict safety measures including wearing chemical-resistant gloves, safety goggles, and respiratory protection in well-ventilated areas. Work should be conducted away from ignition sources due to its flammable nature (Class 2). Skin and eye contact must be avoided as it causes irritation. Use appropriate fume hoods and ensure emergency shower and eyewash stations are accessible during handling operations.

How to store methyl prop-2-enoate correctly?

Methyl prop-2-enoate must be stored in a cool, dry, well-ventilated area away from heat sources, sparks, and open flames. Containers should be tightly sealed and made of compatible materials. Storage areas require appropriate fire suppression systems and should be separated from incompatible substances like strong oxidizers. Temperature control is essential to prevent polymerization and maintain product stability over time.

What to do in case of contact with methyl prop-2-enoate?

Immediate action is required for methyl prop-2-enoate exposure. For skin contact, remove contaminated clothing and rinse affected area with plenty of water for at least 15 minutes. In case of eye contact, flush immediately with water and seek medical attention. If inhaled, move to fresh air immediately. For ingestion, do not induce vomiting and seek immediate medical assistance. Always consult safety data sheets for detailed first aid procedures.

How to dispose of methyl prop-2-enoate properly?

Methyl prop-2-enoate disposal must comply with local and European waste regulations as hazardous waste. The substance cannot be disposed of in regular drains or municipal waste systems. Waste should be collected in appropriate containers and handed over to licensed hazardous waste disposal companies. Incineration at authorized facilities under controlled conditions is typically the preferred disposal method for this organic compound.

How to transport methyl prop-2-enoate?

Methyl prop-2-enoate is classified under ADR Class 3 (flammable liquids), Packing Group II, requiring specific transport regulations. Packages must meet UN specification standards and display appropriate hazard labels including GHS02 and GHS06 pictograms. Transport vehicles need proper ventilation, fire extinguishing equipment, and trained personnel. Documentation must include transport emergency cards and safety data sheets for emergency response.

Is methyl prop-2-enoate subject to particular regulations?

Methyl prop-2-enoate is regulated under European REACH and CLP regulations due to its hazardous properties. It requires registration for commercial use and must be classified and labeled according to CLP standards with 'Danger' signal word and appropriate pictograms. The substance is not currently listed as SVHC (Substance of Very High Concern), but users must comply with occupational exposure limits and workplace safety requirements.

Where to buy methyl prop-2-enoate in Europe?

Methyl prop-2-enoate is available through OYSI, a European distributor of technical chemicals, serving various industrial sectors across Europe. OYSI provides reliable supply chains and technical support for customers requiring this specialty chemical. As a professional chemical distributor, OYSI ensures proper documentation, regulatory compliance, and safe packaging for methyl prop-2-enoate deliveries to qualified industrial users throughout European markets.

Data Sources

Classification per CLP Regulation (EC) No 1272/2008. Data from ECHA and PubChem.