Description

4-Chloro-Butyraldehyde is a versatile chlorinated aldehyde intermediate with significant synthetic utility. Its high reactivity, particularly as an electrophile, makes it a valuable building block for constructing more complex molecules in fine chemical synthesis. This compound is primarily sought after by research and development chemists and process engineers in the pharmaceutical and agrochemical industries for the synthesis of active ingredients and specialty chemicals.

Application

• Pharmaceutical Intermediate: Key starting material or intermediate in the synthesis of various active pharmaceutical ingredients (APIs), including potential candidates for neurological and cardiovascular therapies.
• Agrochemical Synthesis: Used in the production of herbicides, fungicides, and plant growth regulators, leveraging its reactivity to introduce the chlorobutyl moiety.
• Organic Synthesis Building Block: Employed in heterocyclic chemistry for the construction of pyrrolidines, piperidines, and other nitrogen-containing rings via cyclization reactions.
• Polymer Chemistry: Serves as a monomer or cross-linking agent precursor for specialty polymers and resins with tailored properties.
• Flavor and Fragrance Industry: Intermediate for the synthesis of specific aroma chemicals and fragrance components.
• Chemical Research (R&D): Utilized in academic and industrial laboratories for method development and exploring novel synthetic pathways.

Basic Information

Product Name	4-Chloro-Butyraldehyde
CAS No.	6139-84-0
Molecular Formula	C4H7ClO
Molecular Weight	106.55 g/mol
Synonyms	4-Chlorobutyraldehyde; γ-Chlorobutyraldehyde; 4-Chlorobutanal; Butanal, 4-chloro-; NSC 9375; 1-Chloro-3-formylpropane; 4-Chloro-1-oxobutane
EINECS	228-124-8

Quality Control

Our 4-Chloro-Butyraldehyde is manufactured under a strict quality management system. Every batch undergoes comprehensive analytical testing, including GC, HPLC, and NMR, to ensure identity, purity, and consistency. A detailed Certificate of Analysis (COA) is provided with each shipment, confirming compliance with agreed specifications. We support cGMP and ISO standards for pharmaceutical and industrial applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, well-ventilated place at temperatures between 2°C and 8°C (refrigerated) to minimize degradation and volatility. Due to its highly volatile nature, keep away from heat, sparks, and open flames. Containers should be kept tightly sealed when not in use to prevent moisture ingress and evaporation.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Related Substances (GC)	Total impurities ≤ 3.0%
Refractive Index (n20D)	1.450 - 1.455
Density (g/mL at 20°C)	1.090 - 1.110

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