Safety Reference
Warning
H302Harmful if swallowed
H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation
Sourcing Pteroic acid?
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N-acetylcysteamine
research compound
Sourcing Pteroic acid?
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Pteroic acid is a chemical compound that serves as a direct precursor in the biosynthesis of folic acid. It consists of a pterin ring system linked to a 4-aminobenzoic acid moiety, containing both aromatic and heterocyclic structures with carboxylic acid and amine functional groups.
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 Pteroic acid (CAS 119-24-4) is 2933.59.
2933.59
2933 59 95
Classification per the EU customs inventory ECICS (2026-07 snapshot, HS 2022). National tariff lines and product form can affect the final classification.
4-[(2-amino-4-oxo-3H-pteridin-6-yl)methylamino]benzoic acid
JOAQINSXLLMRCV-UHFFFAOYSA-N
C1=CC(=CC=C1C(=O)O)NCC2=CN=C3C(=N2)C(=O)NC(=N3)N