Description

3-Chloro-2-Methylbenzaldehyde is a versatile aromatic aldehyde derivative that serves as a critical building block in advanced organic synthesis. Its value lies in providing a reactive formyl group adjacent to a chloro and methyl substituent, enabling precise molecular construction for high-value intermediates. This compound is essential for R&D chemists 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 novel drug candidates and active pharmaceutical ingredients (APIs).
• Agrochemical Synthesis: Building block for herbicides, fungicides, and other crop protection agents.
• Dye and Pigment Manufacturing: Used in the production of complex organic colorants and optical brighteners.
• Ligand and Catalyst Development: Serves as a starting material for creating specialized chelating agents and catalytic complexes.
• Flavor and Fragrance Industry: Intermediate for synthesizing specific aromatic compounds.
• Polymer Chemistry: Monomer or modifier for engineering plastics and high-performance resins.
• Organic Electronic Materials: Research chemical for developing organic semiconductors and charge-transport materials.

Basic Information

Product Name	3-Chloro-2-Methylbenzaldehyde
CAS No.	874-27-1
Molecular Formula	C8H7ClO
Molecular Weight	154.59 g/mol
Synonyms	2-Methyl-3-chlorobenzaldehyde; 3-Chloro-o-tolualdehyde; 3-Chloro-2-methylbenzenecarboxaldehyde; 2-Methyl-3-chlorobenzenecarboxaldehyde; m-Chloro-o-tolualdehyde; 874-27-1; NSC 403106
EINECS	212-851-9

Quality Control

Our 3-Chloro-2-Methylbenzaldehyde is manufactured under a strict quality management system. Every batch undergoes comprehensive analytical testing to ensure identity, purity, and consistency. We provide a detailed Certificate of Analysis (COA) with each shipment, documenting key parameters such as assay, impurity profile, and physical characteristics. Our quality commitment aligns with cGMP principles where applicable, ensuring reliability for your critical synthesis processes.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from heat, sparks, and open flame. Due to its light-sensitive nature, containers should be opaque or stored in darkness.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid or crystalline solid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Related Substances (HPLC)	Total impurities ≤ 2.0%

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