2-Cyanopyridine
2-Cyanopyridine is a heterocyclic aromatic nitrile used in pharmaceutical synthesis and as a ligand in catalysis. Despite heterocyclic nature, classifies under HTS 2926.90.50 because nitrile function defines the principal chemical character per Chapter 29 notes.
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More Specific Codes
This product may fall under a more specific subheading:
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If pyridine ring classification predominates
Pyridine compounds have specific provisions later in numerical order.
If for other unsaturated heterocyclic derivatives
Chapter 29 note 3 excludes certain ring structures from earlier headings.
If nitrification intermediate
Activated bleaching products containing organic chemicals.
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Import Tips & Compliance
• Provide pyridine ring:Nitrile isomer confirmation; Comply with REACH Annex XVII for pyridines; Use amber glass to prevent light-induced decomposition
Related Products under HTS 2926.90.50
Acrylonitrile
Acrylonitrile is a colorless liquid organic compound with the formula CH2=CHCN, featuring a nitrile functional group directly attached to a vinyl group. It falls under HTS 2926.90.50 as a nitrile-function compound not specifically covered by other subheadings in heading 2926. Primarily used in the production of acrylic fibers, synthetic rubber, and resins.
Adiponitrile
Adiponitrile (NC(CH2)4CN) is a dinitrile compound used primarily as an intermediate in nylon-6,6 production via hexamethylenediamine synthesis. Classified under HTS 2926.90.50 as a 'other' nitrile-function compound in heading 2926. It meets Chapter 29 requirements for separate chemically defined organic compounds.
Benzonitrile
Benzonitrile (C6H5CN) is an aromatic nitrile serving as a solvent and chemical intermediate for pharmaceuticals, dyes, and rubber additives. It qualifies for HTS 2926.90.50 as a nitrile-function compound not enumerated elsewhere in the heading. The compound is a clear, colorless liquid with almond-like odor.
Mandelonitrile
Mandelonitrile (C6H5CH(OH)CN) is an alpha-hydroxy nitrile used in organic synthesis and as a precursor for pharmaceuticals like mandelamide. Falls under HTS 2926.90.50 as other nitrile-function compounds; the hydroxyl group doesn't override nitrile classification per Chapter 29 structure rules.
Allyl Cyanide (3-Butenenitrile)
3-Butenenitrile (CH2=CHCH2CN), also known as allyl cyanide, is an unsaturated aliphatic nitrile used in polymer and pharmaceutical synthesis. Classified in HTS 2926.90.50 as a non-specific nitrile-function compound meeting Chapter 29(a) criteria for chemically defined organic compounds.
Ethyl Cyanoacetate
Ethyl cyanoacetate (NCCH2CO2Et) is a versatile nitrile ester used in Knoevenagel condensations and pharmaceutical synthesis. It classifies under HTS 2926.90.50 because the nitrile function defines its chemical identity over ester per Chapter Note 1(A) cross-subchapter rules.