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Home/Compounds/Research Reagent/2,3-dihydroxybenzaldehyde
C7H6O3
138.12 g/mol
Research ReagentWarning

2,3-Dihydroxybenzaldehyde

CAS24677-78-9EC246-398-1
Category
Research Reagent
Compound Class
Aromatic
Primary Use
Research Compound

2,3-Dihydroxybenzaldehyde is a phenolic aldehyde and an isomer of protocatechuic aldehyde. It is primarily used as a research compound in laboratory settings.

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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Safety Reference

Harmful
Harmful
Warning
H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation

Customs Tariff Classification

The international HS code for 2,3-Dihydroxybenzaldehyde (CAS 24677-78-9) is 2912.49.

HS code (international, 6-digit)

2912.49

EU CN code (8-digit)

2912 49 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

2,3-dihydroxybenzaldehyde

InChIKey

IXWOUPGDGMCKGT-UHFFFAOYSA-N

SMILES

C1=CC(=C(C(=C1)O)O)C=O

Synonyms (12)
  • 1,2-Dihydroxy-3-formylbenzene
  • 2,3-Dihydroxybenzaldehyde
  • 3-Formyl-1,2-benzenediol
  • 3-hydroxysalicylaldehyde
  • 5,6-Dihydroxybenzaldehyde
  • Benzaldehyde, 2,3-dihydroxy-
  • Benzaldehyde, dihydroxy-
  • DIHYDROXYBENZALDEHYDE, 2,3-
  • US8614253, .3-75
  • dihydroxybenzaldehyde
  • o-Pyrocatechualdehyde

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