N-Phenylmaleimide
N-Phenylmaleimide is an aromatic imine-function compound used primarily as a reactive monomer in polymer synthesis and pharmaceutical intermediates. It falls under HTS 2925.29.60.00 as an aromatic imine derivative, other than specified products, meeting Chapter 29 requirements for chemically defined organic compounds with imine functionality.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If imported as polymer intermediate in bulk
May classify under heterocyclic compounds if cyclizing functions dominate over imine characteristics.
If for carboxamide derivatives without imine functionality
Shifts to carboxyamide heading if primary function is amide rather than imine per chapter notes.
If mixed with solvents exceeding transport allowances
Solutions beyond Chapter 29 note (e) limits fall under chemical preparations.
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Import Tips & Compliance
• Provide detailed chemical analysis certificates confirming imine-function and aromatic structure to avoid misclassification
• Ensure SDS and purity documentation meets EPA and TSCA import requirements for chemical substances
• Verify packaging complies with DOT hazardous material regulations for reactive organic compounds
Related Products under HTS 2925.29.60.00
Benzylideneaniline
Benzylideneaniline (Schiff base) is a classic aromatic imine used in organic synthesis and as a ligand in coordination chemistry. Classified under HTS 2925.29.60.00 as an aromatic imine derivative, it consists of separate chemically defined organic compounds per Chapter 29 notes.
4,4'-Methylenebis(N,N-dimethylaniline) Iminium Salt
This aromatic iminium salt serves as an intermediate in dye manufacturing and photographic chemicals. It qualifies for HTS 2925.29.60.00 as an aromatic imine derivative salt, explicitly covered by heading 2925 and Chapter 29 salt classification rules.
N-Benzylidenebenzylamine
N-Benzylidenebenzylamine is an aromatic imine used in organic synthesis and as a corrosion inhibitor intermediate. It meets HTS 2925.29.60.00 criteria as a chemically defined aromatic imine derivative not elsewhere specified.
2-(Benzylideneamino)phenol
This aromatic imine derivative of o-aminophenol finds use in chelating agent synthesis and analytical reagents. Classified in HTS 2925.29.60.00 as an other aromatic imine, it qualifies under Chapter 29 as a separate chemically defined compound.
p-Methoxybenzylideneaniline
p-Methoxybenzylideneaniline serves as a photochromic compound intermediate and liquid crystal precursor. It falls under HTS 2925.29.60.00 as an aromatic imine derivative, chemically defined per Chapter 29 scope.
N-(4-Nitrophenylmethylene)aniline
This nitro-substituted aromatic imine acts as an intermediate for azo dyes and pharmaceuticals. HTS 2925.29.60.00 covers it as an other aromatic imine derivative, with nitro groups permitted per Chapter 29 derivative notes.