p-Hydroxyazobenzene
Phenolic azo compound used in polymer dyes and as UV absorber. Classifies HTS 2927.00.50.00 with azo precedence over phenolic function. Pale yellow solid.
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If phenol classification dominance
Simple phenolic compounds classify under heading 2907.
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Import Tips & Compliance
• Azo function later than phenolic in chapter order; light-sensitive; verify phenolic OH vs tautomeric form
Related Products under HTS 2927.00.50.00
Fast Yellow GC Base Diazo Compound
Fast Yellow GC Base is a diazo compound used as a dye intermediate in the production of yellow azo pigments for textiles and inks. It falls under HTS 2927.00.50.00 as a diazo-compound not specifically provided for elsewhere in heading 2927. This chemical is a separate, chemically defined organic compound containing the diazo functional group.
Diazo Red B Base
Diazo Red B Base is an aromatic diazonium salt used in coupling reactions to produce red azo dyes for printing inks and plastics. Classified under HTS 2927.00.50.00 as 'other' diazo-compounds, it meets Chapter 29 requirements for separate chemically defined organic compounds. The diazo group (-N2+) defines its chemical identity.
Azoxybenzene
Azoxybenzene (C6H5N(O)NC6H5) is an azoxy compound used as a reagent in organic synthesis and as an intermediate for liquid crystal materials. It qualifies for HTS 2927.00.50.00 as an azoxy-compound, being a separate chemically defined organic compound per Chapter 29 note (a). The azoxy functional group distinguishes it from other nitrogen compounds.
4-Methoxybenzenediazonium Tetrafluoroborate
This stable diazonium salt serves as a Sandmeyer reaction intermediate and photoinitiator precursor in polymer chemistry. HTS 2927.00.50.00 covers it as a diazo-compound salt, with classification following the organic diazo component per Chapter 29 note on salts. The tetrafluoroborate counterion doesn't alter the organic compound classification.
p-Nitrobenzenediazonium Fluoborate
Used in pigment manufacturing and as a reagent for azo coupling, this nitro-substituted diazonium salt falls under HTS 2927.00.50.00. The diazo function takes precedence over nitro group per Chapter 29 classification rules. It's supplied as a stable solid for industrial dye synthesis.
Benzeneazodimethylaniline (Solvent Yellow 2)
This azo compound serves as a solvent dye for petroleum products and plastics coloration. Although used as coloring matter, its import as pure chemical compound classifies under HTS 2927.00.50.00 per Chapter 29 precedence over Chapter 32. The azo (-N=N-) linkage defines its chemical heading.