3,4-Xylidine
3,4-Xylidine (3,4-dimethylaniline), the final specifically named compound in HTS 2921.49.10.00, serves as intermediate for antioxidants, dyes, and agrochemicals. This ortho/para substituted aromatic monoamine is properly classified in Chapter 29.
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If saturated aliphatic amines instead of aromatic
Aliphatic vs aromatic amine distinction separates chapters.
If ketone-function dominates over amine
Oxygen-function compounds classified by principal function per notes.
If technical grade with >5% impurities
Technical mixtures exceed pure compound definitions of Chapter 29.
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Import Tips & Compliance
• CAS 95-64-7 purity analysis (≥98%) required for HTS 2921.49.10.00 qualification
• Classified UN2810; secondary containment required for bulk liquid shipments
• Avoid 'xylidine oils' declaration which routes to mixture tariff line
Related Products under HTS 2921.49.10.00
4-Amino-2-stilbenesulfonic acid
4-Amino-2-stilbenesulfonic acid is a specific aromatic amine derivative with a sulfonic acid group, explicitly listed under HTS 2921.49.10.00. It is primarily used as an intermediate in the production of optical brightening agents for textiles, paper, and detergents. This chemically defined compound falls within Chapter 29 for separate organic compounds with amine-function groups.
2,4,6-Trimethylaniline (Mesidine)
Mesidine, or 2,4,6-trimethylaniline, is a sterically hindered aromatic amine listed under HTS 2921.49.10.00, used in synthesis of pharmaceuticals, pesticides, and polymer additives. As a chemically defined aromatic monoamine derivative, it properly falls in Chapter 29.
2,4-Xylidine
2,4-Xylidine (2,4-dimethylaniline), explicitly named in HTS 2921.49.10.00, is widely used in herbicide synthesis (e.g., diuron), dyes, and rubber antioxidants. As a pure aromatic monoamine derivative, it belongs in Chapter 29 heading 2921.
p-Ethylaniline
p-Ethylaniline (4-ethylaniline) is an aromatic monoamine explicitly named in HTS 2921.49.10.00, used as a chemical intermediate in agrochemicals, pharmaceuticals, and dye manufacturing. Its amine-function structure on a benzene ring with ethyl substituent qualifies it as a derivative under Chapter 29 heading 2921.
2,3-Xylidine
2,3-Xylidine (2,3-dimethylaniline) is one of the specific xylidine isomers listed in HTS 2921.49.10.00, serving as an intermediate for azo dyes, pharmaceuticals, and UV stabilizers. This aromatic amine with two methyl groups on adjacent ring positions fits Chapter 29 amine-function compounds.
2,5-Xylidine
2,5-Xylidine (2,5-dimethylaniline) listed under HTS 2921.49.10.00 is an intermediate for direct dyes, pharmaceuticals, and photographic chemicals. Its aromatic amine structure with meta/para methyl substitution qualifies under Chapter 29.