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P-Hydroxybenzaldehyde

Abbr: PHBA. It is important fine chemical product and intermediate for organic synthesis, with wide use in pharmaceutical, aromatizer, pesticide, electroplating and liquid crystal industries. In pharmaceutical industry, it can be used to synthesize intermediates of sulfonamides such as broad-spectrum sterilization synergist TMP, ampicillin and semi-synthesized penicillin (oral) as well as intermediate of d-(-)-p-hydroxy phenyl picramate. In aromatizer industry, it is mainly used in raspberry ketone, methyl vanillin, ethyl vanillin, anisic aldehyde and nitrile aromatizer. In pesticide industry, it is mainly used to synthesize new-type insecticide, herbicide, o-bromobenzonitrile and hydroxyl casoron. In electroplating industry, it can be used as a new-type cyanogens-free electroplating brightener.

Molecular Formula: C7H6O2

CAS: 123-08-0

 

Item

Index Value

Appearance

Electron Grade

Medical Grade

Spices Grade

white crystalline powder 

Pale yellow crystalline powder  

Pale yellow crystalline powder

Purity :%

≥99.8

≥99.5

≥99

Moisture:%

≤0.3

≤0.3

≤0.5

Melting point:℃

115.5

115

114.5

Chloride:PPm

≤50

≤50

 

Heavy metal :PPm

≤8

≤8

 

Insoluble  %

≤0.05

≤0.05

 

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