Ethyl prop-2-enoate

C5H8O2

ethyl prop-2-enoate

CAS140-88-5
GHS02 Gefahrensymbol: Entzündbar – Flamme
GHS06 Gefahrensymbol: Giftig – Totenkopf mit Knochen
Danger

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Identification

CAS Number
140-88-5
EC Number
205-438-8
UN Number
1917
Index Number
607-032-00-X
PubChem CID
8821

Physical-chemical properties

Molecular Formula
C5H8O2
Molar Mass
100.12 g/mol
IUPAC Name
ethyl prop-2-enoate

Chemical Identifiers

InChI
InChI=1S/C5H8O2/c1-3-5(6)7-4-2/h3H,1,4H2,2H3
InChI Key
JIGUQPWFLRLWPJ-UHFFFAOYSA-N

Overview

Ethyl prop-2-enoate (CAS 140-88-5) is an acrylic ester monomer with high reactivity and flammable properties used in polymer synthesis and chemical manufacturing. This versatile chemical compound, also known by its IUPAC designation ethyl prop-2-enoate, represents a fundamental building block in modern polymer chemistry and industrial applications. With its molecular formula C5H8O2 and molecular weight of 100.12 g/mol, this acrylic ester exhibits the characteristic double bond reactivity that makes it invaluable for polymerization processes. The compound belongs to the same chemical family as methyl prop-2-enoate, sharing similar reactivity patterns but offering different processing characteristics due to its ethyl ester group. Safety considerations are paramount when handling ethyl prop-2-enoate, as indicated by its GHS classification including flammable liquid category 2 and acute toxicity warnings. The presence of GHS02 and GHS06 pictograms on product labeling reflects its flammable nature and potential health hazards, requiring appropriate storage conditions and handling protocols. As an ADR class 3 substance, transportation must comply with specific regulatory requirements for flammable liquids. Industrial applications primarily focus on polymer and copolymer production, where ethyl prop-2-enoate serves as a monomer for creating acrylic resins with enhanced flexibility and adhesion properties. The coating and adhesive industries utilize this compound for formulating high-performance products, while the textile industry employs it in fiber treatment applications. Its reactivity profile makes it particularly suitable for UV-curing systems and radiation-polymerized materials. OYSI maintains reliable supply chains for ethyl prop-2-enoate, ensuring consistent availability for European industrial customers requiring this essential acrylic monomer for their manufacturing processes.

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 Number1917
ADR Class3
Packing GroupII
Tunnel CodeD/E
Proper Shipping NameEthylacrylat, stabilisiert
Marine PollutantNo

Frequently Asked Questions

What is ethyl prop-2-enoate?

Ethyl prop-2-enoate is an organic chemical compound with the molecular formula C5H8O2 and CAS number 140-88-5. It has a molecular weight of 100.12 g/mol and belongs to the acrylate ester family. This substance is classified as a flammable liquid with multiple hazard classifications including acute toxicity and irritant properties. It requires careful handling due to its danger classification and associated GHS pictograms GHS02 and GHS06.

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

Ethyl prop-2-enoate is a liquid at room temperature with characteristic ester properties typical of acrylate compounds. As an organic ester with molecular formula C5H8O2, it exhibits moderate volatility and flammability. The compound has a molecular weight of 100.12 g/mol and demonstrates solubility characteristics common to lower molecular weight esters. Its physical state and chemical reactivity contribute to its classification as a Class 3 flammable liquid under transport regulations.

What is ethyl prop-2-enoate used for?

Ethyl prop-2-enoate serves primarily as a monomer in polymer production and chemical synthesis applications. It is commonly used in the manufacture of acrylic polymers, coatings, adhesives, and plastic materials. The compound finds application in industrial processes requiring reactive monomers for polymerization reactions. Its chemical structure makes it valuable in producing specialty chemicals and materials with specific performance characteristics in professional and industrial settings.

How to handle ethyl prop-2-enoate safely?

Ethyl prop-2-enoate requires careful safety measures due to its flammable and toxic properties. Personnel must wear appropriate personal protective equipment including chemical-resistant gloves, safety goggles, and respiratory protection when necessary. Work areas should have adequate ventilation and be free from ignition sources. The substance's Acute Tox. 3 and 4 classifications, along with skin and eye irritant properties, necessitate strict adherence to safety protocols and emergency procedures during handling operations.

How to store ethyl prop-2-enoate correctly?

Ethyl prop-2-enoate must be stored in a cool, dry, well-ventilated area away from heat sources and ignition points due to its Flam. Liq. 2 classification. Storage containers should be properly sealed and made of compatible materials. The substance should be kept separate from incompatible chemicals and oxidizing agents. Storage areas must comply with flammable liquid storage regulations and include appropriate fire suppression systems and spill containment measures.

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

Ethyl prop-2-enoate contact requires immediate first aid measures due to its irritant and toxic properties. For skin contact, immediately remove contaminated clothing and rinse affected area with plenty of water. In case of eye contact, flush thoroughly with water and seek medical attention. If inhaled, move person to fresh air and provide respiratory support if needed. For ingestion, do not induce vomiting and seek immediate medical care due to the substance's acute toxicity classification.

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

Ethyl prop-2-enoate disposal must comply with local and European waste regulations due to its hazardous classification. The substance should be treated as hazardous waste and disposed of through licensed waste management facilities. Container residues require proper cleaning and disposal according to flammable and toxic waste protocols. Disposal methods must prevent environmental contamination and comply with REACH and CLP regulations governing hazardous chemical waste management.

How to transport ethyl prop-2-enoate?

Ethyl prop-2-enoate is classified as ADR Class 3, Packing Group II for transportation purposes. Transport requires appropriate UN-specification packaging and proper labeling with flammable liquid hazard markings. Vehicles must comply with ADR regulations for flammable liquids, including proper ventilation and fire safety equipment. Transportation documents must include proper shipping names, hazard classes, and emergency response information. Only trained personnel should handle transportation of this regulated substance.

Is ethyl prop-2-enoate subject to specific regulations?

Ethyl prop-2-enoate is subject to European REACH and CLP regulations governing chemical substances. The compound is not currently listed as a Substance of Very High Concern (SVHC), but its multiple hazard classifications require compliance with notification and safety data sheet requirements. Users must follow occupational exposure limits and risk assessment procedures. The substance's classification under GHS requires proper labeling, packaging, and communication of hazards throughout the supply chain.

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

Ethyl prop-2-enoate is available through OYSI, a specialized European distributor of technical chemicals and industrial raw materials. OYSI provides reliable supply chain solutions for businesses requiring this chemical compound across European markets. As an established chemical distributor, OYSI ensures compliance with European regulations and provides proper documentation including safety data sheets. Contact OYSI directly for availability, specifications, and technical support for ethyl prop-2-enoate procurement requirements.

Data Sources

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