348309

4-Methylphthalic acid

99%

• Synonym(s): 4-Methyl-1,2-benzenedicarboxylic acid
• Linear Formula: CH₃C₆H₃-1,2-(CO₂H)₂
• CAS Number: 4316-23-8
• Molecular Weight: 180.16
• EC Number: 224-333-8
• MDL number: MFCD00041946
• UNSPSC Code: 12162002
• PubChem Substance ID: 24861563
• NACRES: NA.23

Properties

• Assay: 99%
• form: powder
• mp: 146-148 °C (lit.)
• SMILES string: Cc1ccc(C(O)=O)c(c1)C(O)=O
• InChI: 1S/C9H8O4/c1-5-2-3-6(8(10)11)7(4-5)9(12)13/h2-4H,1H3,(H,10,11)(H,12,13)
• InChI key: CWJJAFQCTXFSTA-UHFFFAOYSA-N

Safety Information

• Pictograms: GHS07
• Signal Word: Warning
• Hazard Statements: H315,H319,H335
• Precautionary Statements: P261 - P264 - P271 - P280 - P302 + P352 - P305 + P351 + P338
• Hazard Classifications: Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3
• Target Organs: Respiratory system
• Storage Class Code: 11 - Combustible Solids
• WGK: WGK 3
• Flash Point(F): Not applicable
• Flash Point(C): Not applicable
• Personal Protective Equipment: dust mask type N95 (US), Eyeshields, Gloves