Description

4-Chlorophthalaldehyde is a specialized aromatic aldehyde derivative, serving as a critical synthetic intermediate and analytical reagent. Its unique halogenated phthalaldehyde structure makes it a valuable precursor for synthesizing complex heterocyclic compounds, pharmaceuticals, and advanced materials. This high-purity chemical is essential for research and development laboratories, pharmaceutical manufacturers, and fine chemical producers requiring precise and reliable building blocks for complex synthesis.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of active pharmaceutical ingredients (APIs) and complex drug molecules.
• Fluorescent Probe Synthesis: Used in the development of sensitive fluorescent labeling reagents and dyes for bioanalytical applications.
• Organic Synthesis: Versatile precursor for constructing heterocyclic compounds, ligands, and other advanced organic materials.
• Research & Development: Essential reagent in academic and industrial R&D for exploring new chemical entities and reaction pathways.
• Material Science: Intermediate in the production of specialty polymers and functional organic materials.
• Analytical Chemistry: Employed as a derivatization agent for the detection and quantification of specific analytes.

Basic Information

Product Name	4-Chlorophthalaldehyde
CAS No.	13209-31-9
Molecular Formula	C8H5ClO2
Molecular Weight	168.58 g/mol
Synonyms	4-Chloro-1,2-benzenedicarboxaldehyde; 4-Chlorobenzene-1,2-dicarboxaldehyde; 4-Chlorophthalic aldehyde; 1,2-Benzenedicarboxaldehyde, 4-chloro-; 4-CPA; p-Chlorophthalaldehyde; 4-Chlorophthalic Dialdehyde
EINECS	Contact for details

Quality Control

Our 4-Chlorophthalaldehyde is manufactured under strict quality management systems to ensure batch-to-batch consistency and high purity. We provide comprehensive quality assurance, with products typically meeting purity standards of ≥97% (HPLC). A detailed Certificate of Analysis (COA) is supplied with each shipment, documenting key parameters such as identity, assay, and impurity profiles. Our quality protocols are designed to meet the stringent requirements of pharmaceutical and fine chemical industries.

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, prolonged exposure to light should be avoided to maintain product integrity.

Specification

Item	Specification
Appearance	Off-white to light yellow crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.1%

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