Safety Reference
Warning
H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation
Sourcing 1(4H)-Pyridineacetic acid, 3,5-dichloro-4-oxo-?
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[5-chloro-2-(methylamino)phenyl]-(2-chlorophenyl)methanone
pharmaceutical intermediate
Sourcing 1(4H)-Pyridineacetic acid, 3,5-dichloro-4-oxo-?
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This compound is a pyridone derivative bearing two chlorine substituents and a carboxylic acid side chain. It is primarily used as an intermediate in pharmaceutical manufacturing.
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 1(4H)-Pyridineacetic acid, 3,5-dichloro-4-oxo- (CAS 56187-37-2) is 2933.39.
2933.39
2933 39 99
Classification per the EU customs inventory ECICS (2026-07 snapshot, HS 2022). National tariff lines and product form can affect the final classification.
2-(3,5-dichloro-4-oxo-1-pyridinyl)acetic acid
MFMXEEQESUEMSB-UHFFFAOYSA-N
C1=C(C(=O)C(=CN1CC(=O)O)Cl)Cl