4-Formylbenzoic acid CAS 619-66-9

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4-Formylbenzoic acid CAS 619-66-9 Chemical Specification 

4-Formylbenzoic acid CAS 619-66-9 Chemical Properties

Melting point 247°C (lit.)
Boiling point 231.65°C (roughestimate)
Density 1.2645 (roughestimate)
Refractive index 1.4500 (estimate)
Storage conditions Storebelow+30°C.
Solubility DMSO
Morphology FineCrystallinePowder
Acidity coefficient (pKa) 3.77(at25℃)
ColorYellow
PH value 3.5 (1g/l, H2O, 20℃)

4-Formylbenzoic acid CAS 619-66-9 Application

Used as an intermediate for medicine, pesticides and optical brighteners
It is insoluble in water, soluble in DMF, and can undergo esterification and aldol condensation with alcohol. It is an important intermediate in organic synthesis, widely used in medicine, pesticides, coatings, liquid crystal raw materials, polymer materials and perfume raw materials.