2-Methyl-1,4-benzenedicarboxylic acid

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Names

[ CAS No. ]:
5156-01-4

[ Name ]:
2-Methyl-1,4-benzenedicarboxylic acid

[Synonym ]:
Methylterephthalic acid
2-Methylterephthalic pound inverted question markacid
Terephthalic acid,methyl
2-methyl-1,4-benzenedicarboxylic acid
2-Methyl-1,4-benzoldicarbonsaeure
2-methyl terephthalic acid
monomethylterephthalic acid

Chemical & Physical Properties

[ Density]:
1.377g/cm3

[ Boiling Point ]:
388.2ºC at 760mmHg

[ Molecular Formula ]:
C18H16O8

[ Molecular Weight ]:
360.315

[ Flash Point ]:
202.8ºC

[ Exact Mass ]:
360.084503

[ PSA ]:
74.60000

[ LogP ]:
1.39140

[ Index of Refraction ]:
1.611

MSDS

Click to get detail MSDS

Safety Information

[ Hazard Codes ]:
Xi

[ HS Code ]:
2917399090

Synthetic Route

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Precursor & DownStream

Precursor

  • 2-Methylterephthalonitrile
  • Carbon dioxide
  • 1,2,4-TRIMETHYL BENZENE
  • Potassium benzoate
  • 3,5-Dibromotoluene
  • 2-Methylbenzoic acid
  • 3-Methylbenzoic acid
  • 2,5-Dichlorotoluene
  • 5-(2-Methyl-4-isopropylphenyl)-5-oxo-pentansaeure
  • 2,4-Dimethylbenzoic acid

DownStream

  • Trimellitic acid
  • Isophthalic acid
  • Dimethyl 2-methylterephthalate

Customs

[ HS Code ]: 2917399090

[ Summary ]:
2917399090 aromatic polycarboxylic acids, their anhydrides, halides, peroxides, peroxyacids and their derivatives。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:6.5%。General tariff:30.0%

Related Compounds

  • N'1,N'4-Bis(2-methyl-3-furoyl)terephthalohydrazide
  • 1-Methyl 4-(2-methyl-2-propanyl) 2-cyclopropyl-5-fluoroterephthalate
  • dimethyl 2-fluoro-5-methylbenzene-1,4-dicarboxylate
  • 1,4-Benzenedicarboxylic acid, polymer with 1,6-hexanediamine and 2-methyl-1,5-pentanediamine
  • 2-Sulfo-1,4-benzenedicarboxylic acid 1,4-dimethyl ester sodium salt
  • 2-FORMYL-1,4-BENZENEDICARBOXYLIC ACID