Description

3,4-Dichloro-2-Hydroxybenzaldehyde is a versatile halogenated aromatic aldehyde that serves as a critical building block in advanced organic synthesis. Its unique structure, featuring both aldehyde and phenolic hydroxyl groups, makes it a valuable intermediate for constructing complex molecules with specific electronic and steric properties. This compound is primarily sought after by research institutions and manufacturers in the pharmaceutical and agrochemical sectors for developing active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of novel drug candidates, particularly those targeting central nervous system (CNS) disorders and anti-inflammatory applications.
• Agrochemical Synthesis: Used in the production of advanced herbicides, fungicides, and plant growth regulators, leveraging its halogenated aromatic core.
• Ligand and Catalyst Development: Serves as a starting material for creating chelating ligands used in homogeneous catalysis and metal-organic frameworks (MOFs).
• Dyestuff and Pigment Manufacturing: Intermediate for producing high-performance, light-fast organic dyes and pigments.
• Polymer Modification: Functional monomer for introducing aldehyde groups into polymer backbones for subsequent cross-linking or functionalization.
• Chemical Research: Valuable reagent in academic and industrial R&D for exploring new organic reactions and synthesizing complex heterocyclic compounds.

Basic Information

Product Name	3,4-Dichloro-2-Hydroxybenzaldehyde
CAS No.	23602-61-1
Molecular Formula	C7H4Cl2O2
Molecular Weight	191.01 g/mol
Synonyms	2-Hydroxy-3,4-dichlorobenzaldehyde; 3,4-Dichlorosalicylaldehyde; 3,4-Dichloro-2-formylphenol; 2,3-Dichloro-6-hydroxybenzaldehyde (alternate numbering); Salicylaldehyde, 3,4-dichloro-; NSC 403119; 3,4-Dichloro-2-hydroxy-benzaldehyde
EINECS	Contact for details

Quality Control

Our 3,4-Dichloro-2-Hydroxybenzaldehyde is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation via FT-IR and NMR spectroscopy, to ensure it meets precise customer specifications. Certificates of Analysis (COA) documenting all critical parameters are provided with every shipment. We adhere to cGMP principles where applicable to support our clients in regulated industries.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated place at a controlled room temperature (15-25°C). This compound is easily oxidized and should be handled under an inert atmosphere for long-term storage or when opening a new container to maintain purity. Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	Off-white to pale yellow crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	118°C - 122°C
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 10 ppm

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.