Safety Reference
Warning
H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation
Sourcing 3-Maleimidopropionic acid?
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pharmaceutical intermediate
Sourcing 3-Maleimidopropionic acid?
Post a free purchase request — no account needed. It reaches suppliers of this product, and replies go straight to your inbox.
3-Maleimidopropionic acid is a pharmaceutical intermediate commonly used in bioconjugation processes. It features a maleimide group that reacts selectively with thiol groups, enabling the attachment of biomolecules such as proteins or peptides.
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 3-Maleimidopropionic acid (CAS 7423-55-4) is 2925.19.
2925.19
2925 19 95
Classification per the EU customs inventory ECICS (2026-07 snapshot, HS 2022). National tariff lines and product form can affect the final classification.
3-(2,5-dioxopyrrol-1-yl)propanoic acid
IUTPJBLLJJNPAJ-UHFFFAOYSA-N
C1=CC(=O)N(C1=O)CCC(=O)O