Description

2-Chlorobenzaldehyde is a versatile aromatic aldehyde characterized by a chlorine substituent on the benzene ring, serving as a crucial synthetic intermediate. This compound matters for its role as a key building block in the production of pharmaceuticals, agrochemicals, and fine chemicals, enabling complex molecular transformations. Industries such as pharmaceutical manufacturing, agrochemical synthesis, and dyestuff production rely on high-purity 2-chlorobenzaldehyde CAS NO 89-98-5 for its reactivity and consistent quality.

Application

• Pharmaceutical Intermediates: A key precursor in the synthesis of various active pharmaceutical ingredients (APIs), including antihistamines and other therapeutic agents.
• Agrochemical Synthesis: Used in the manufacture of herbicides, fungicides, and insecticides, where the chlorobenzaldehyde structure is incorporated into the final product.
• Dye and Pigment Production: Serves as a starting material for synthesizing specific azo dyes and organic pigments.
• Fine Chemical Synthesis: Employed in organic synthesis for creating complex molecules used in flavors, fragrances, and specialty chemicals.
• Chemical Research & Development: Utilized in R&D laboratories for method development and as a reagent in novel synthetic pathways.
• Photographic Chemicals: Can be used in the synthesis of certain compounds employed in photographic processes.

Basic Information

Product Name	2-Chlorobenzaldehyde
CAS No.	89-98-5
Molecular Formula	C7H5ClO
Molecular Weight	140.57 g/mol
Synonyms	o-Chlorobenzaldehyde; 2-Chlorobenzenecarboxaldehyde; Benzaldehyde, 2-chloro-; o-Chlorobenzenecarbonal; 2-Chloro-benzaldehyde; NSC 6090; Ortho-Chlorobenzaldehyde
EINECS	201-956-4

Quality Control

Our 2-Chlorobenzaldehyde is produced and tested under a stringent quality management system to ensure batch-to-batch consistency and high purity. We provide comprehensive Certificates of Analysis (COA) for every batch, detailing parameters such as assay, identity, and impurity profiles. Our quality commitment aligns with cGMP principles where applicable, and we support compliance with global regulatory standards including REACH.

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). This product is easily oxidized (store under inert atmosphere) and is light-sensitive (store away from light). Keep away from heat, sparks, and open flame. Separate from strong oxidizing agents, strong bases, and reducing agents.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms
Assay (GC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Related Substances (GC)	Total impurities ≤ 2.0%
Refractive Index (20°C)	1.564 - 1.566
Specific Gravity (20/4°C)	1.248 - 1.252

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