2-Hydroxyethyl acrylate

Basic Information

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CAS Number

9051-31-4

Molecular Formula

C5H8O3

Molecular Weight

116.12 g/mol

Chemical Classification

Basic Chemical Raw Materials Organic Chemicals Carboxylic Acids

Basic Chemical Raw Materials Organic Chemicals Esters

Basic Chemical Raw Materials Organic Chemicals Ethers

Water Treatment Chemicals Coagulants and Flocculants Inorganic Coagulants

Basic Physical Properties

Density

1.12 g/mL at 25 °C

Flash Point

>230 °F

Refractive Index

n20/D 1.466(lit.)

SMILES

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C=CC(=O)OCCO

InChI

InChI=1S/C5H8O3/c1-2-5(7)8-4-3-6/h2,6H,1,3-4H2

InChIKey

OMIGHNLMNHATMP-UHFFFAOYSA-N

LogP

-0.2921000000000001

Topological Polar Surface Area

46.53 Å²

Hydrogen Bond Donor/Acceptor

1 / 3

Complexity

263

Synonyms & References

English

POLY(ETHYLENE GLYCOL) ACRYLATE
Poly(oxy-1,2-ethanediyl), α-(1-oxo-2-propenyl)-ω-hydroxy-, homopolymer (9CI)
Blemmer AE 90 homopolymer
Poly(polyethylene glycol acrylate)
Polyethylene glycol monoacrylate homopolymer

FAQ

What are the physical and chemical properties of 2-Hydroxyethyl acrylate (CAS: 9051-31-4)?

2-Hydroxyethyl acrylate (CAS: 9051-31-4) is a colorless to slightly yellowish liquid with a pungent odor. It has a molecular weight of approximately 100.12 g/mol and a melting point of -40°C. The compound is moderately soluble in water and highly soluble in organic solvents such as ethanol and acetone. It is reactive towards acid and base catalyzed polymerization, making it useful in various applications.

How is 2-Hydroxyethyl acrylate (CAS: 9051-31-4) typically synthesized?

2-Hydroxyethyl acrylate (CAS: 9051-31-4) is commonly synthesized by the esterification of acryloyl chloride with ethanol, which can be catalyzed by tertiary amines. Alternatively, it can be produced through the reaction of acrylonitrile and ethanolamine. The yield and selectivity of the reaction can be enhanced by optimizing the reaction conditions such as temperature and catalyst type.

What industries use 2-Hydroxyethyl acrylate (CAS: 9051-31-4)?

2-Hydroxyethyl acrylate (CAS: 9051-31-4) is widely used in the pharmaceuticals, polymers, and coatings industries. In pharmaceuticals, it is used as a monomer for controlled drug release systems. In polymers, it serves as a cross-linking agent and monomer for producing acrylic resins. Additionally, it is utilized in the production of sensors and semiconductors due to its reactivity and chemical stability.

What precautions should be taken when handling 2-Hydroxyethyl acrylate (CAS: 9051-31-4)?

When handling 2-Hydroxyethyl acrylate (CAS: 9051-31-4), it is crucial to wear appropriate personal protective equipment (PPE) such as gloves, safety goggles, and a lab coat. It should be stored in a cool, dry place away from heat sources and flammable materials. Spills should be cleaned up immediately using absorbent materials. Always refer to the Material Safety Data Sheet (MSDS) or Safety Data Sheet (SDS) for detailed handling procedures and emergency response information.