Chemical Properties of 1,2-Benzenedicarboxylic acid, 4-methyl- (CAS 4316-23-8)

1,2-Benzenedicarboxylic acid, 4-methyl-

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InChI
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
Formula
C9H8O4
SMILES
Cc1ccc(C(=O)O)c(C(=O)O)c1
Molecular Weight1
180.16
CAS
4316-23-8
Other Names
  • 4-Methyl-1,2-benzenedicarboxylic acid
  • 4-Methylphthalic acid
  • Phthalic acid, 4-methyl-
Sources

Physical Properties

Property Value Unit Source
Δf -413.43 kJ/mol Joback Calculated Property
Δfgas -545.12 kJ/mol Joback Calculated Property
Δfus 23.70 kJ/mol Joback Calculated Property
Δvap 86.08 kJ/mol Joback Calculated Property
logPoct/wat 1.39 Crippen Calculated Property
Pc 4621.41 kPa Joback Calculated Property
Tboil 734.06 K Joback Calculated Property
Tc 934.41 K Joback Calculated Property
Tfus 464.15 K Joback Calculated Property
Vc 0.48 m3/kg-mol Joback Calculated Property

Temperature Dependent Properties

Property Value Unit Temperature (K) Source
Cp,gas 329.42 J/mol×K 734.06 Joback Calculated Property
η 0.00 Pa×s 734.06 Joback Calculated Property

Molecular Descriptors

Joback and Reid Groups
=C< (ring) 3
-OH (alcohol) 2
-CH3 1
>C=O (nonring) 2
=CH- (ring) 3

Similar Compounds

1,2,4-Benzenetricarboxylic acid. 1,2,4,5-Benzene-tetracarboxylic acid. Benzoic acid, 2,4,5-trimethyl-. Benzoic acid, 2,5-dimethyl-. 2,3,4,5-Tetramethylbenzoic acid. BENZENEHEXACARBOXYLIC ACID. Benzenepentacarboxylic acid. Pentamethylbenzoic acid. 1,2-Benzenedicarboxylic acid, 4-methyl-, dimethyl ester. Benzoic acid, 2,4-dimethyl-. Ammonium acid o-phthalate. Ammonium o-phthalate. 1,2-Benzenedicarboxylic acid. Dimethyl pyromellitate. 2,3,6-Trimethylbenzoic acid.

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