Terephthalaldehyde | CAS:623-27-8

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Terephthalaldehyde

Synonyms:
1,4-Phthalaldehyde
1,4-Benzenedicarboxaldehyde
 
Molecular Formula: C8H6O2
Molecular weight:134.03700
 
Appearance and properties: white crystals
Density: 1,06 g/cm3
Boiling point: 245-248 °C(lit.)
Melting point: 114-116 °C(lit.)
Flash point: 76 °C
Water solubility: 3 g/L (50 ºC)
 
Stability: Stable under normal temperatures and pressures.
Storage conditions: Store in a cool, dry place. Keep container closed when not in use.
Uses: used in the manufacture of dyes, spices, medicines, plastics and optical brighteners.

Items of Analysis Standard of Analysis Test Results
Appearance White crystalline powder Conform
Melting point 113-117℃ 114.5-115.4℃
Purity ≥99% 99.3%
Loss on drying ≤1.0% 0.40%
Insoluble Material in
Acetone
NO Conform
pH 5-6 Conform
Conclusion Conforms to Factory Standard
 



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