o-Toluidine Hydrochloride Salt
o-Toluidine hydrochloride is the salt form of 2-methylaniline (C7H9N·HCl), classified as a toluidine derivative salt under HTS 2921.43.90.90 per Chapter Note 1(C)(1). Used in synthesis of rubber antioxidants and azo dyes.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If aniline-based without toluidine methyl group
Aniline and derivatives classified earlier in numerical order per Chapter Note 3.
If dissolved in solvent for transport exceeding general use
Solutions not qualifying under Chapter Note 1(e) fall to mixtures of chemicals.
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Import Tips & Compliance
• Declare salt form explicitly with molecular weight confirmation; salts classified with parent amine
• Comply with IARC Group 1 carcinogen restrictions; obtain prior import permits in restricted markets
• Package with stabilizers if needed per Chapter Note 1(f); avoid anti-dusting agents that imply specific use
Related Products under HTS 2921.43.90.90
p-Toluidine
p-Toluidine is an aromatic monoamine derivative with the chemical formula C7H9N, specifically 4-methylaniline, classified under HTS 2921.43.90.90 as a toluidine derivative. It is a key intermediate used in the production of dyes, pigments, and pharmaceuticals.
4-Amino-2-methylbenzoic Acid
This toluidine derivative features both amine-function and carboxylic acid group on a toluene base, classified under HTS 2921.43.90.90 as 'other' toluidines. Used as intermediate for pharmaceuticals and agrochemicals.
N-Ethyl-o-Toluidine
N-Ethyl-o-toluidine (C9H13N) is an N-substituted derivative of o-toluidine, remaining classified as toluidine derivative under HTS 2921.43.90.90. Primarily used in dye manufacturing and as a corrosion inhibitor.
2,5-Xylidine (2,5-Dimethylaniline)
2,5-Xylidine is a dimethyl-substituted toluidine analog (C8H11N), classified as 'other' toluidine derivative under HTS 2921.43.90.90. Essential for producing direct dyes and UV stabilizers.
Toluidine Blue O
Toluidine Blue O (C15H16ClN3S) is a thiazine dye derived from toluidine, but as a chemically defined compound primarily used as biological stain, classified under HTS 2921.43.90.90. Not excluded as retail coloring matter.
N,N-Dimethyl-p-Toluidine
N,N-Dimethyl-p-toluidine (C9H13N) is a tertiary amine derivative of p-toluidine, classified under HTS 2921.43.90.90 as other toluidine derivative. Widely used as catalyst in polymerization and dental materials.