Safety Reference
Warning
H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation
Sourcing D-tyrosine?
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Hexamethonium hydroxide
research compound
Sourcing D-tyrosine?
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D-tyrosine is an optically active form of tyrosine with D-configuration. It functions as an Escherichia coli metabolite and is the enantiomer of L-tyrosine.
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 D-tyrosine (CAS 556-02-5) is 2922.50.
2922.50
2922 50 00
Classification per the EU customs inventory ECICS (2026-07 snapshot, HS 2022). National tariff lines and product form can affect the final classification.
(2R)-2-amino-3-(4-hydroxyphenyl)propanoic acid
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