Product Description

ProductTPA
CAS100-21-0
FormulaC8H6O4
Synonym1,4-Benzenedicarboxylic acid, p-Benzenedicarboxylic acid, p-Dicarboxybenzene, p-Phthalic acid, WR 16262, Benzene, 1,4-dicarboxylic acid, Acide terephtalique, Benzene, p-dicarboxylic acid, TPA, Kyselin

Typical Product Specifications

pKa Dissociation Constant3.51
Water solubility15 mg/L
Henry's Law Constant3.88E-13 atm-m3/mole
Melting Point>300 ° C
log P (octanol-water)2
Melting Point300 °C
Water solubilityslightly soluble in water (0&017 g/L at 25°C)
Atmospheric OH Rate Constant2.75E-13 cm3/molecule-sec
StabilityStable. Combustible. Incompatible with strong oxidizing agents.
Merck14&9162
Density1&51 g/cm3
Storage Temperature0-6°C
Flash Point260°C
EINECS202-830-0
Molecular weight166.1308
SMILESc1(C(O)=O)ccc(C(O)=O)cc1
InChIKey1S/C8H6O4/c9-7(10)5-1-2-6(4-3-5)8(11)12/h1-4H&(H&9&10)(H&11&12)
InChIKKEYFWRCBNTPAC-UHFFFAOYSA-N
BRN Number1909333
NotesTPA uses and applications include: Comonomer for alkyds and unsat. polyester resins; chemical intermediate for paints, in polyester bottle resins, fibers, and films; in prod. of terephthalic acid esters; forms polyesters with glycols; in analytical chemistry; reagent for alkali in wool
ClassSpecialty Chemicals
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