N,N-Diethylmetanilic Acid Sodium Salt
The sodium salt of N,N-diethylmetanilic acid, explicitly listed in HTS 2921.42.18.00, is a water-soluble aniline sulfonic acid derivative. Used in direct dye manufacturing. Salts classified with parent organic compound per Chapter 29 note 5(C).
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If classified primarily as sulfonic salt
Inorganic salts sometimes separated if metal dominant.
If reactive dye synthetic intermediate
Specific dye types excluded from Chapter 29 coverage.
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Import Tips & Compliance
• Higher assay stability than free acid; specify anhydrous vs hydrated form
• Non-hazardous UN number but verify IATA for air shipment
• Customs may require counterion analysis to confirm salt identity
Related Products under HTS 2921.42.18.00
o-Aminobenzenesulfonic Acid (Orthanilic Acid)
Orthanilic acid is a chemically defined aromatic monoamine derivative with both amino and sulfonic acid groups on a benzene ring, explicitly listed under HTS 2921.42.18.00. It serves as a key intermediate in dye synthesis and pharmaceutical production. This classification applies due to its specific structure as an aniline derivative and salt thereof.
2,4-Dichloroaniline
2,4-Dichloroaniline is a halogenated aromatic monoamine explicitly named in HTS 2921.42.18.00, featuring two chlorine atoms on the aniline benzene ring. Used primarily in herbicide and dye manufacturing. Falls under this code as a derivative of aniline per Chapter 29 heading 2921.
p-Fluoroaniline
p-Fluoroaniline (4-fluoroaniline) is a fluorinated aniline derivative explicitly included in HTS 2921.42.18.00. Essential intermediate for pharmaceuticals like fluoroquinolone antibiotics and agrochemicals. Classified here as an aromatic monoamine per Chapter 29 provisions.
m-Nitroaniline
m-Nitroaniline (3-nitroaniline) is a nitrated aromatic monoamine specifically listed under HTS 2921.42.18.00. Widely used in azo dye production and as a corrosion inhibitor. Qualifies as an aniline derivative per Chapter 29 heading 2921.
N,N-Diethylmetanilic Acid
N,N-Diethylmetanilic acid is a quaternary aniline derivative with both diethylamino and sulfonic acid groups, explicitly named in HTS 2921.42.18.00. Used in specialty dye and surfactant synthesis. Classified as aromatic monoamine derivative per Chapter 29.
2-Chloro-5-nitroaniline
2-Chloro-5-nitroaniline features both halogen and nitro substitution on aniline, explicitly listed in HTS 2921.42.18.00. Critical intermediate for disperse dyes and pharmaceuticals. Meets Chapter 29 criteria for aromatic monoamine derivatives.