7-Anilino-4-hydroxy-2-naphthalenesulfonic acid CAS#119-40-4

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【Product name】7-Anilino-4-hydroxy-2-naphthalenesulfonic acid

【Synonyms】N-Phenyl-J-acid；2-(N-Phenylamino)-5-naphthol-7-sulfonic acid

【CAS#】119-40-4

【MF】C16H13NO4S

【Assay】≥90%

【Appearance】Light gray powder

【Package】25Kg bag

【Chemical properties】MP114℃

【Validity】24 months

【Storage conditions】Sealed and stored in a cool, dry and ventilated place

【Application fields】7-Anilino-4-hydroxy-2-naphthalenesulfonic acid is a dye intermediate, which is used to synthesize azo dyes such as direct copper salt green BTL, copper salt blue FBGL and copper salt purple BBL.

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7-Anilino-4-hydroxy-2-naphthalenesulfonic acid CAS#119-40-4