Safety Reference
Danger
H301Toxic if swallowed
H315Causes skin irritation
H317
Sourcing 2,6-Diaminopyridine?
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fluorescent solvent dye
Sourcing 2,6-Diaminopyridine?
Post a free purchase request — no account needed. It reaches suppliers of this product, and replies go straight to your inbox.
2,6-Diaminopyridine is a chemical compound used primarily as a coupler in hair dye formulations. It reacts with oxidized dye precursors to generate a range of colors in permanent and semi-permanent hair coloring products.
Content scope: Information here supports chemical identification and industrial supply, research, and manufacturing contexts. It is not a therapeutic claim, medical advice, or drug-use instructions.
The international HS code for 2,6-Diaminopyridine (CAS 141-86-6) is 2933.39.
2933.39
2933 39 99
Classification per the EU customs inventory ECICS (2026-07 snapshot, HS 2022). National tariff lines and product form can affect the final classification.
pyridine-2,6-diamine
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C1=CC(=NC(=C1)N)N