M

Methyl methacrylate

IUPAC: methyl 2-methylprop-2-enoate

C5H8O2 Organic Compounds CAS 80-62-6
Expert Written | Fact Checked | Sources Cited | AllChemicals Editorial Team
Quick Reference
Formula / NotationC5H8O2
CAS Number80-62-6
Molecular Weight100.12
Melting Point-54 °F (NTP, 1992)
Boiling Point213.8 °F at 760 mmHg (NTP, 1992)
Density0.945 at 68 °F (USCG, 1999) - Less dense than water; will float
Solubility1 to 10 mg/mL at 63.5 °F (NTP, 1992)
AppearanceMethyl methacrylate monomer appears as a clear colorless liquid. Slightly soluble in water and floats on water. Vapors heavier than air. Vapors irritate the eyes and respiratory system. Containers ...
Also Known Asmethyl 2-methylprop-2-enoate; 80-62-6; Methylmethacrylate; Pegalan; Methacrylic acid methyl ester; Methyl methylacrylate; Methyl 2-methylpropenoate; Acryester M; Diakon; Methyl-methacrylat
CategoryOrganic Compounds

What is Methyl methacrylate?

Methyl methacrylate is an enoate ester having methacrylic acid as the carboxylic acid component and methanol as the alcohol component. It has a role as an allergen and a polymerisation monomer. It is a methyl ester and an enoate ester. It is functionally related to a methacrylic acid.

Formula & Notation

C5H8O2

IUPAC Name: methyl 2-methylprop-2-enoate

Other Names / Synonyms: methyl 2-methylprop-2-enoate; 80-62-6; Methylmethacrylate; Pegalan; Methacrylic acid methyl ester; Methyl methylacrylate; Methyl 2-methylpropenoate; Acryester M; Diakon; Methyl-methacrylat

Properties & Characteristics

Appearance: Methyl methacrylate monomer appears as a clear colorless liquid. Slightly soluble in water and floats on water. Vapors heavier than air. Vapors irritate the eyes and respiratory system. Containers .... Molecular formula: C5H8O2. Molecular weight: 100.12 g/mol. Boiling point: 213.8 °F at 760 mmHg (NTP, 1992). Melting point: -54 °F (NTP, 1992). Density: 0.945 at 68 °F (USCG, 1999) - Less dense than water; will float. Solubility: 1 to 10 mg/mL at 63.5 °F (NTP, 1992). Vapor pressure: 40 mmHg at 77.9 °F (NTP, 1992). LogP: 1.4.

Physical Data

PropertyValue
Melting Point-54 °F (NTP, 1992)
Boiling Point213.8 °F at 760 mmHg (NTP, 1992)
Density0.945 at 68 °F (USCG, 1999) - Less dense than water; will float
Molecular Weight100.12
Solubility1 to 10 mg/mL at 63.5 °F (NTP, 1992)
AppearanceMethyl methacrylate monomer appears as a clear colorless liquid. Slightly soluble in water and floats on water. Vapors heavier than air. Vapors irritate the eyes and respiratory system. Containers ...

Uses & Applications

Used as an industrial feedstock, solvent, pharmaceutical intermediate, flavoring agent, or chemical building block.

Safety Information

Flammable or irritant. Many organic compounds are flammable liquids or vapours. Keep away from ignition sources. Consult SDS for specific hazard data.

Always consult the SDS/MSDS before handling any chemical. This information is for educational purposes only.

Key Facts

Term Methyl methacrylate
Formula C5H8O2
CAS Number 80-62-6
Molecular Weight 100.12
Synonyms methyl 2-methylprop-2-enoate; 80-62-6; Methylmethacrylate; Pegalan; Methacrylic acid methyl ester; Methyl methylacrylate; Methyl 2-methylpropenoate; Acryester M; Diakon; Methyl-methacrylat

Frequently Asked Questions

Methyl methacrylate is an enoate ester having methacrylic acid as the carboxylic acid component and methanol as the alcohol component. It has a role as an allergen and a polymerisation monomer. It is a methyl ester and an enoate ester. It is functionally related to a methacrylic acid.

More "M" Terms

View all "M" terms →
A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
Editorial standards: Chemical data is sourced from peer-reviewed literature, CAS Registry, NIST WebBook, and PubChem. Safety information reflects guidance from OSHA, ECHA, and IAEA. For educational purposes only — always consult official SDS documentation and qualified professionals before handling chemicals.