Butyl 2-methylprop-2-enoate

C8H14O2

butyl 2-methylprop-2-enoate

CAS97-88-1
GHS02 Gefahrensymbol: Entzündbar – Flamme
GHS07 Gefahrensymbol: Gesundheitsschädlich/Reizend – Ausrufezeichen
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Identification

CAS Number
97-88-1
EC Number
202-615-1
UN Number
2227
Index Number
607-033-00-5
PubChem CID
7354

Physical-chemical properties

Molecular Formula
C8H14O2
Molar Mass
142.20 g/mol
IUPAC Name
butyl 2-methylprop-2-enoate

Chemical Identifiers

InChI
InChI=1S/C8H14O2/c1-4-5-6-10-8(9)7(2)3/h2,4-6H2,1,3H3
InChI Key
SOGAXMICEFXMKE-UHFFFAOYSA-N

Overview

Butyl 2-methylprop-2-enoate (CAS 97-88-1) is a methacrylate ester monomer with polymerization capabilities and moderate flammability properties. This versatile chemical compound, also known by its IUPAC designation butyl 2-methylprop-2-enoate, belongs to the methacrylate family of monomers widely utilized in polymer chemistry and industrial manufacturing. With the molecular formula C8H14O2 and a molecular weight of 142.2 g/mol, this ester represents an important building block in the production of various polymeric materials. The compound is classified under EC number 202-615-1 and carries specific safety considerations due to its chemical nature. From a safety perspective, butyl 2-methylprop-2-enoate is classified as a flammable liquid (Category 3) and requires appropriate handling precautions. The substance may cause skin and eye irritation, skin sensitization, and specific target organ toxicity following single exposure, primarily affecting respiratory pathways. These properties necessitate proper ventilation, protective equipment, and adherence to ADR Class 3 transportation regulations during storage and handling operations. Industrial applications of this methacrylate monomer include the manufacture of acrylic polymers, coatings, and adhesives where its polymerization characteristics provide desired film-forming and bonding properties. The compound serves as a key component in specialty polymer formulations, particularly where flexibility and durability are required. Related compounds in the methacrylate family, such as butyl prop-2-enoate, share similar polymerization behaviors but offer different performance characteristics in final applications. OYSI maintains reliable supply chains for butyl 2-methylprop-2-enoate, ensuring consistent availability for European industrial customers requiring this essential monomer for their manufacturing processes.

Safety & Classification

Warning
Classification:

Flam. Liq. 3; STOT SE 3; Skin Irrit. 2; Eye Irrit. 2; Skin Sens. 1

HHazard Statements (H-Statements)

Describe the nature and severity of the hazard

H226

Flammable liquid and vapour.

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

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:

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:

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:

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 Number2227
ADR Class3
Packing GroupIII
Tunnel CodeD/E
Proper Shipping Namen-Butylmethacrylat, stabilisiert
Marine PollutantNo

Frequently Asked Questions

What is butyl 2-methylprop-2-enoate?

Butyl 2-methylprop-2-enoate is a methacrylate ester compound with the molecular formula C8H14O2 and CAS number 97-88-1. This chemical substance has a molecular weight of 142.2 g/mol and belongs to the family of acrylic monomers. It is classified as a flammable liquid with moderate hazard properties, requiring appropriate safety measures during handling and storage.

What are the physicochemical properties of butyl 2-methylprop-2-enoate?

Butyl 2-methylprop-2-enoate is a clear, colorless liquid at room temperature with a characteristic ester odor. As an organic compound with formula C8H14O2, it has limited solubility in water but is miscible with most organic solvents. The substance has a molecular weight of 142.2 g/mol and exhibits typical methacrylate ester properties including polymerization capability under appropriate conditions.

What is butyl 2-methylprop-2-enoate used for?

Butyl 2-methylprop-2-enoate is primarily used as a monomer in the production of acrylic polymers and copolymers. It serves as a raw material in manufacturing coatings, adhesives, sealants, and various plastic materials. The compound is also utilized in the formulation of specialty chemicals, dental materials, and industrial resins where specific polymer properties are required.

How to handle butyl 2-methylprop-2-enoate safely?

Butyl 2-methylprop-2-enoate requires careful handling due to its flammable nature and potential for skin and eye irritation. Use appropriate personal protective equipment including chemical-resistant gloves, safety goggles, and protective clothing. Ensure adequate ventilation to prevent vapor accumulation. Avoid contact with skin and eyes, and keep away from ignition sources, heat, and sparks during handling operations.

How to store butyl 2-methylprop-2-enoate correctly?

Butyl 2-methylprop-2-enoate should be stored in a cool, dry, well-ventilated area away from heat sources and ignition sources. Keep containers tightly closed and protect from direct sunlight. Store separately from strong oxidizing agents and incompatible materials. Maintain storage temperature below recommended limits and ensure proper labeling according to GHS requirements with appropriate warning pictogrammes.

What to do in case of contact with butyl 2-methylprop-2-enoate?

In case of skin contact with butyl 2-methylprop-2-enoate, immediately remove contaminated clothing and wash affected area thoroughly with soap and water. For eye contact, rinse immediately with plenty of clean water for at least 15 minutes and seek medical attention. If inhaled, move to fresh air immediately. In case of ingestion, do not induce vomiting and seek immediate medical attention.

How to dispose of butyl 2-methylprop-2-enoate properly?

Butyl 2-methylprop-2-enoate must be disposed of according to local, national, and international waste regulations. Do not discharge into drains, sewers, or the environment. Collect waste material in suitable containers for disposal through licensed waste management companies. The substance should be treated as hazardous waste due to its flammable properties and potential environmental impact.

How to transport butyl 2-methylprop-2-enoate?

Butyl 2-methylprop-2-enoate is classified under ADR Class 3 (Flammable Liquids), Packing Group III for transportation purposes. It must be transported in appropriate UN-approved packaging with proper labeling and documentation. Vehicles must comply with ADR regulations for flammable liquids, including appropriate equipment and driver certification. Ensure proper securing and handling during transport operations.

Is butyl 2-methylprop-2-enoate subject to specific regulations?

Butyl 2-methylprop-2-enoate is subject to various chemical regulations including REACH registration requirements in Europe and CLP classification obligations. It is not currently listed as a Substance of Very High Concern (SVHC). Users must comply with occupational safety regulations, environmental protection laws, and proper labeling requirements according to GHS standards with Warning signal word and appropriate pictogrammes.

Where to buy butyl 2-methylprop-2-enoate in Europe?

Butyl 2-methylprop-2-enoate is available through OYSI, a European distributor of chemical products specializing in industrial and professional applications. OYSI provides reliable supply chain solutions across Europe with proper documentation, safety data sheets, and regulatory compliance. Contact OYSI directly for availability, technical specifications, packaging options, and delivery arrangements to meet your specific requirements.

Data Sources

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