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168637 Sigma-Aldrich

2,4-Dihydroxybenzaldehyde

98%

Synonym: β-Resorcylaldehyde

  • CAS Number 95-01-2

  • Linear Formula (HO)2C6H3CHO

  • Molecular Weight 138.12

  •  Beilstein/REAXYS Number 878548

  •  EC Number 202-383-1

  •  MDL number MFCD00011686

  •  PubChem Substance ID 24850248

  •  NACRES NA.22

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Properties

Related Categories Aldehydes, Building Blocks, C7, Carbonyl Compounds, Chemical Synthesis,
Quality Level   100
assay   98%
bp   220-228 °C/22 mmHg (lit.)
mp   135-137 °C (lit.)
SMILES string   [H]C(=O)c1ccc(O)cc1O
InChI   1S/C7H6O3/c8-4-5-1-2-6(9)3-7(5)10/h1-4,9-10H
InChI key   IUNJCFABHJZSKB-UHFFFAOYSA-N

Description

General description

2,4-Dihydroxybenzaldehyde undergoes regioselective mono-benzylation reaction under extremely mild basic conditions. It undergoes condensation reaction with isonicotinic acid hydrazide in methanol to yield 2,4-dihydroxybenzaldehyde isonicotinoyl hydrazone, a new fluorescent reagent.

Application

2,4-Dihydroxybenzaldehyde was used in two-step synthesis of ethyl 3,5-dibromo-2,4-dihydroxycinnamate.

Packaging

25, 100 g in poly bottle

Safety & Documentation

Safety Information

Symbol 
GHS07  GHS07
Signal word 
Warning
Hazard statements 
Target organs 
Respiratory system
Personal Protective Equipment 
RIDADR 
NONH for all modes of transport
WGK Germany 
WGK 3
RTECS 
VH3600000
Flash Point(F) 
Not applicable
Flash Point(C) 
Not applicable
Protocols & Articles
Peer-Reviewed Papers
15

References

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