Description

3-Chloro-2-Hydroxy-Benzaldehyde is a versatile aromatic aldehyde derivative that serves as a critical building block in advanced organic synthesis. Its unique structure, featuring both a formyl group and a phenolic hydroxyl group ortho to a chloro substituent, makes it a valuable precursor for creating complex heterocyclic and pharmaceutical intermediates. This compound is essential for research and production teams in the pharmaceutical, agrochemical, and specialty chemical industries seeking to develop new active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of various active pharmaceutical ingredients (APIs), particularly those with benzofuran or benzopyran scaffolds.
• Agrochemical Synthesis: Used in the development of novel herbicides, fungicides, and plant growth regulators.
• Ligand and Catalyst Preparation: Serves as a starting material for synthesizing chelating ligands used in coordination chemistry and catalysis.
• Dye and Pigment Manufacturing: Intermediate for producing specialized colorants and optical brighteners.
• Organic Electronic Materials: Building block for creating novel organic semiconductors and charge-transport materials.
• Research & Development: Valuable reagent in academic and industrial R&D for exploring new chemical entities and reaction pathways.

Basic Information

Product Name	3-Chloro-2-Hydroxy-Benzaldehyde
CAS No.	1927-94-2
Molecular Formula	C7H5ClO2
Molecular Weight	156.57 g/mol
Synonyms	2-Hydroxy-3-chlorobenzaldehyde; 3-Chlorosalicylaldehyde; 3-Chloro-2-hydroxybenzenecarboxaldehyde; 3-Chlorosalicylic aldehyde; 3-Chloro-2-formylphenol; o-Hydroxy-m-chlorobenzaldehyde; NSC 403697; 3-Chloro-2-hydroxybenzaldehyde
EINECS	217-672-9

Quality Control

Our 3-Chloro-2-Hydroxy-Benzaldehyde is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing, including HPLC, GC, and NMR, to ensure identity, purity, and consistency. We provide detailed Certificates of Analysis (COA) with every shipment, documenting all critical parameters. Our quality commitment ensures the material meets the stringent requirements for use in regulated synthesis and development work.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at a controlled room temperature (15-25°C). Keep away from strong oxidizing agents, strong bases, and sources of heat. Due to its phenolic and aldehyde nature, it is recommended to handle and store under an inert atmosphere for long-term stability.

Specification

Item	Specification
Appearance	Off-white to pale yellow crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	64 - 68 °C
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 20 ppm

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