3-Hydroxy-2-Naphthoic Acid Flake Form
Flake-form 3-hydroxy-2-naphthoic acid is the specified compound of HTS 2918.29.2500, a carboxylic acid with phenol function used in pigment and pharmaceutical intermediate production. Its physical form does not affect chemical classification under Chapter 29.
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If derivative with additional alcohol functions
Extra oxygen functions beyond phenol shift to earlier carboxylic acid subheadings.
If disperse dyes containing this as principal component
Formulations for dyeing classify under synthetic coloring matter Chapter 32.
If supplied as organic salt form
Salts of Chapter 29 acids classify with the acid or base per note on salts.
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Import Tips & Compliance
• Certify flake stability without rendering suitable for specific non-general use per note (e); provide SDS for hazard classification
• Watch for contamination leading to mixture status
Related Products under HTS 2918.29.25.00
3-Hydroxy-2-Naphthoic Acid
3-Hydroxy-2-naphthoic acid is a chemically defined organic compound with a carboxylic acid group and a phenolic hydroxy group on a naphthalene ring, falling under HTS 2918.29.2500 as specified. It serves as a key intermediate in organic synthesis, particularly for azo dye production and pharmaceutical precursors.
3-Hydroxy-2-Naphthoic Acid Technical Grade
Technical grade 3-hydroxy-2-naphthoic acid contains minor impurities but remains a separate chemically defined organic compound per Chapter 29 note (a), classified under HTS 2918.29.2500. It is widely used in textile dye coupling and agrochemical synthesis.
2-Naphthol-3-Carboxylic Acid Powder
Also known as 2-naphthol-3-carboxylic acid, this powdered form is explicitly 3-hydroxy-2-naphthoic acid under HTS 2918.29.2500 due to its carboxylic acid with phenol function. It functions as a coupler in the manufacture of acid dyes for textiles.
Beta-Naphthol-3-Carboxylic Acid
Beta-naphthol-3-carboxylic acid is synonymous with 3-hydroxy-2-naphthoic acid, directly matching HTS 2918.29.2500 for carboxylic acids with phenol function. It is essential for synthesizing naphthol AS dyes in the textile industry.
3-Hydroxy-2-Naphthoic Acid Stabilized
Stabilized 3-hydroxy-2-naphthoic acid includes necessary anticaking agents for preservation, permitted under Chapter 29 note (f) and classified in HTS 2918.29.2500. Used primarily in dye manufacturing and as a pharmaceutical building block.
2-Carboxy-3-Naphthol
2-Carboxy-3-naphthol is the IUPAC name for 3-hydroxy-2-naphthoic acid, fitting HTS 2918.29.2500 as a phenolic carboxylic acid. It acts as a critical coupler in fast dye production for cotton and wool textiles.