L-Lysine dihydrochloride is a salt form of the essential amino acid L-lysine, commonly used as a laboratory reagent and a pharmaceutical intermediate. It serves as a source of lysine in biochemical research and manufacturing processes.
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.
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L-Lysine hydrochloride
Essential amino acid supplement
Lysine hydrochloride
Essential amino acid supplement
Lysine aspartate
amino acid nutritional supplement
L-Glutamic acid L-lysine hydrate
amino acid salt hydrate
Lysine monohydrate
nutritional supplement and feed additive
3,4-Difluorophenylacetonitrile
research intermediate
3',4'-Dichloropropiophenone
pharmaceutical intermediate
4-Nitrosoaniline
Research reagent
The international HS code for L-Lysine dihydrochloride (CAS 657-26-1) is 2922.41.
2922.41
2922 41 00
Classification per the EU customs inventory ECICS (2026-07 snapshot, HS 2022). National tariff lines and product form can affect the final classification.
(2S)-2,6-diaminohexanoic acid;dihydrochloride
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C(CCN)C[C@@H](C(=O)O)N.Cl.Cl
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