Methacrylic acid

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A clear, colorless liquid that readily polymerizes to form acrylic resins.

Synonyms and Related Terms

alpha-methacrylic acid; 2-methylpropenoic acid; ácido metácrílico (Esp.); acido metacrilico (It.); ácido metacrílico (Port.)

Chemical structure

Methacrylic acid.jpg

Other Properties

Soluble in water, ethanol, ether and most organic solvents.

Composition H2C:C(CH3)COOH
CAS 79-41-4
Melting Point 16
Density 1.0153
Molecular Weight mol. wt. = 86.09
Boiling Point 163

Hazards and Safety

Strongly irritating to skin, lungs, and membranes.

Combustible. Flash point = 77 C

LINK: International Chemical Safety Card

Sources Checked for Data in Record

  • The Merck Index, Susan Budavari (ed.), Merck Research Labs, Whitehouse Station, NJ, 12th Edition, 1996 Comment: entry 6005
  • The American Heritage Dictionary or Encarta, via Microsoft Bookshelf 98, Microsoft Corp., 1998
  • G.S.Brady, Materials Handbook, McGraw-Hill Book Co., New York, 1971 Comment: p. 10
  • Richard S. Lewis, Hawley's Condensed Chemical Dictionary, Van Nostrand Reinhold, New York, 10th ed., 1993

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