L-Homocystine is a disulfide compound formed by the oxidation of two molecules of homocysteine. It is primarily used as a biochemical research reagent to study metabolic pathways related to homocysteine and its role in cellular 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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The international HS code for L-Homocystine (CAS 626-72-2) is 2930.90.
2930.90
2930 90 95
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-amino-4-[[(3S)-3-amino-3-carboxypropyl]disulfanyl]butanoic acid
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C(CSSCC[C@@H](C(=O)O)N)[C@@H](C(=O)O)N
Sourcing L-Homocystine?
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