C4H6O2
86.09 g/mol
Industrial ChemicalDanger
METHACRYLIC ACID
CAS79-41-4EC201-204-4
Category
Industrial Chemical
Compound Class
Organic Acid
Primary Use
Monomer for resins and polymers
Methacrylic acid is an organic compound primarily used as a monomer in the production of resins and polymers. It serves as a key building block for synthesizing methacrylate esters, which are widely employed in plastics and coatings.
Monomer for large-volume resins and polymersOrganic synthesis of methacrylate estersManufacture of methacrylate resins and plastics
Content scope: Information here supports chemical identification and industrial supply, research, and manufacturing contexts. It is not a therapeutic claim, medical advice, or drug-use instructions.
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Related Compounds
ReferenceSame Category
2-nitropropane
CAS79-46-9
Solvent in paints, inks, and adhesives
ReferenceSame Category
2,5-di-tert-pentylhydroquinone
CAS79-74-3
Antioxidant for uncured rubber and resins
ReferenceSame Category
Tetrabromobisphenol A
CAS79-94-7
Flame retardant additive for plastics
ReferenceSame Category
Tetrachlorobisphenol a
CAS79-95-8
flame retardant monomer for resins
Referencestereoisomer of
Zinc methacrylate
CAS13189-00-9
Rubber chemical additive
Referencestereoisomer of
Sodium methacrylate
CAS5536-61-8
resins and chemical intermediate
Safety Reference
Danger
H302Harmful if swallowed
H312Harmful in contact with skin
H314Causes severe skin burns and eye damage
H311Toxic in contact with skin
H318Causes serious eye damage
H332Harmful if inhaled
H335May cause respiratory irritation
H227
H304May be fatal if swallowed and enters airways
H370Causes damage to organs
H372Causes damage to organs through prolonged or repeated exposure
H402Harmful to aquatic life
H373May cause damage to organs through prolonged or repeated exposure
Regulatory Compliance1
- CN Catalogue of Hazardous ChemicalsCNRegulation
Customs Tariff Classification
The international HS code for METHACRYLIC ACID (CAS 79-41-4) is 2916.13.
HS code (international, 6-digit)
2916.13
EU CN code (8-digit)
2916 13 00
Classification per the EU customs inventory ECICS (2026-07 snapshot, HS 2022). National tariff lines and product form can affect the final classification.
Identifiers
IUPAC Name
2-methylprop-2-enoic acid
InChIKey
CERQOIWHTDAKMF-UHFFFAOYSA-N
SMILES
CC(=C)C(=O)O
Synonyms (36)
- 2-Methacrylic Acid
- 2-Methyl-2-propenoic acid
- 2-Methylacrylic acid
- 2-Methylenepropionic acid
- 2-Methylpropenoic acid
- 2-Methylpropensaeure
- 2-Propenoic acid, 2-methyl-
- 2-methylprop-2-enoic acid
- Acide methacrylique
- Acide methacrylique [French]
- Acido metacrilico
- Acido metacrilico [Spanish]
- Acrylic acid, 2-methyl-
- Captopril Impurity 25
- Kyselina methakrylova
- Kyselina methakrylova [Czech]
- METHACRYLIC ACID
- Methacrylic acid (glacial)
- Methacrylic acid (inhibited)
- Methacrylic acid, stabilized
- Methacrylsaeure
- Methakrylsaeure
- Methylacrylic acid
- Propenoic acid, 2-methyl
- Propionic acid, 2-methylene-
- a-methacrylic acid
- alpha-Methacrylic acid
- alpha-Methylacrylic acid
- poly(methacrylic acid)
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