Ethyl methacrylate

Synonyms

2-Methyl-2-propenoic acid, ethyl ester; Ethyl methacrylate monomer; Methacrylic acid, ethyl ester; 2-Methylacrylic acid, ethyl ester; 2-Propenoic acid, 2-methyl-, ethyl ester; Ethyl 2-methacrylate; Ethyl 2-methyl-2-propenoate; Ethyl 2-methylacrylate; Ethyl alpha-methylacrylate; Ethylester kyseliny methakrylove [Czech]; Rhoplex AC-33; Rhoplex AC-33 (rohm and haas); [ChemIDplus] UN2277

Category

(Meth)acrylates

Description

Colorless liquid with an acrid odor; [HSDB]

Sources/Uses

Acrylates and methacrylates are monomers that are combined with other monomers or polymers to produce plastics used in cosmetics, medicine, dentistry, and manufacturing industries. [Marks, p. 181] Used to make polymers with applications in building, automotive, aerospace, and furniture industries and in dentures, paints, coatings, contact lenses, and cosmetics; Also used as chemical intermediate; [HSDB]

Comments

A skin, eye, and respiratory tract irritant; Can cause skin sensitization; Causes lachrymation; [ICSC] Reports of occupational contact dermatitis; A lachrymator; Inhalation of high vapor concentrations may cause symptoms of CNS depression; [HSDB] An irritant and lachrymator; May cause skin sensitization; [Aldrich MSDS] Occupational asthma reported in cosmetologists; [Reference #1] Ethyl methacrylate, stabilized (UN2277) has warning of explosive polymerization; [ERG 2016]

Reference Link #1

Biomedical References

21 mm Hg

LC50 (rat) = 8,300 ppm/4h

Yes

Reference Link #2

may ignite at ambient temp

Yes

Yes

Yes

Other CNS neurotoxin

Diseases

Occupational diseases associated with exposure to this agent:

• Asthma, occupational
• Contact dermatitis, allergic

Processes

Industrial Processes with risk of exposure:

• Plastic Composites Manufacturing