C7H4Cl2O3
207.01 g/mol
Research ReagentWarning
3,5-Dichloro-4-hydroxybenzoic acid
CAS3336-41-2EC222-071-9
Category
Research Reagent
Compound Class
Aromatic
Primary Use
Research Compound
3,5-Dichloro-4-hydroxybenzoic acid is a chlorinated aromatic carboxylic acid used primarily as a research reagent. It features a phenolic hydroxyl group and two chlorine substituents on the benzene ring, which contribute to its chemical properties.
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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Related Compounds
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Safety Reference
Warning
H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation
Customs Tariff Classification
The international HS code for 3,5-Dichloro-4-hydroxybenzoic acid (CAS 3336-41-2) is 2918.29.
HS code (international, 6-digit)
2918.29
EU CN code (8-digit)
2918 29 00
Classification per the EU customs inventory ECICS (2026-07 snapshot, HS 2022). National tariff lines and product form can affect the final classification.
Identifiers
IUPAC Name
3,5-dichloro-4-hydroxybenzoic acid
InChIKey
AULKDLUOQCUNOK-UHFFFAOYSA-N
SMILES
C1=C(C=C(C(=C1Cl)O)Cl)C(=O)O
Synonyms (8)
- FGZ
- 3,5-dichloro-p-salicylic acid
- ph-COOH
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