Description

Benzenepropanal, 3,4-Dichloro- is a specialized aromatic aldehyde intermediate of significant interest in fine chemical synthesis. Its value lies in its role as a versatile building block for constructing more complex molecules, particularly in the pharmaceutical and agrochemical sectors. This compound is essential for researchers and manufacturers developing active ingredients, dyes, and advanced materials who require high-purity, reliable chemical intermediates.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of active pharmaceutical ingredients (APIs), particularly for compounds targeting the central nervous system or possessing specific receptor activity.
• Agrochemical Synthesis: Used in the production of advanced herbicides, fungicides, and pesticides, where the dichloro-substituted phenyl ring contributes to biological activity.
• Dye and Pigment Manufacturing: Serves as a starting material for synthesizing complex organic dyes and pigments, leveraging its reactive aldehyde group for condensation reactions.
• Liquid Crystal and OLED Material Research: Acts as a foundational unit in the development of novel organic electronic materials due to its rigid aromatic structure and functional group.
• Flavor and Fragrance Chemistry: Employed in the controlled synthesis of specific aromatic compounds for high-value fragrance applications.
• Cross-coupling Reactions: Utilized in palladium-catalyzed reactions, such as Suzuki or Heck couplings, to create biaryl structures important in medicinal chemistry.

Basic Information

Product Name	Benzenepropanal, 3,4-Dichloro-
CAS No.	20795-47-5
Molecular Formula	C9H8Cl2O
Molecular Weight	203.07 g/mol
Synonyms	3,4-Dichlorobenzylacetaldehyde; 3,4-Dichlorophenylpropanal; (3,4-Dichlorophenyl)propanal; 3-(3,4-Dichlorophenyl)propanal; 3,4-Dichlorohydrocinnamaldehyde; NSC 403119; β-(3,4-Dichlorophenyl)propionaldehyde
EINECS	Contact for details

Quality Control

Our Benzenepropanal, 3,4-Dichloro- is produced under a strict quality management system. Each batch undergoes rigorous analytical testing, including chromatography (HPLC/GC) and spectroscopic methods (IR, NMR), to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing all specifications are provided with every shipment to support your quality assurance and regulatory compliance needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). This compound is easily oxidized; for long-term storage, consider maintaining under an inert atmosphere (e.g., nitrogen or argon) to preserve stability and purity. Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Water Content (KF)	≤ 0.5%

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