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Salicylaldehyde can evaporate with steam. Case of ferric chloride was purple. And the role of sulfuric acid was orange, and metal ions can form a colored chelate coordination compounds. To produce salicylic acid when reduced.
Appearance Light yellow liquid
Assay by GC,% ≥99.0
Free Phenol(T),% ≤0.9Others,% ≤0.2
Salicylaldehyde is a kind of perfume, and it is also a kind of organic synthetic intermediate.It is often used in the synthesis of salicylic acid hydrazine (Salinazid), Malone (Benzbromarone) and aspirin, and so on