Description

4-Cyanobutyric Acid Ethyl Ester is a versatile bifunctional organic intermediate, serving as a key building block in the synthesis of complex molecules. Its structure, featuring both an ester and a nitrile group, makes it a valuable precursor for the production of pharmaceuticals, agrochemicals, and fine chemicals. This compound is essential for research and manufacturing chemists in the pharmaceutical, agrochemical, and specialty chemical industries seeking to introduce functionalized butyric acid derivatives into their target compounds.

Application

• Pharmaceutical Intermediate: A crucial precursor in the synthesis of active pharmaceutical ingredients (APIs), particularly for drugs containing pyrrolidinone or GABA-related structures.
• Agrochemical Synthesis: Used in the manufacturing of herbicides, fungicides, and plant growth regulators that require a functionalized butyric acid chain.
• Fine Chemical Production: Serves as a building block for dyes, pigments, and other specialty chemicals where the nitrile and ester functionalities allow for further chemical transformations.
• Polymer Chemistry: Employed in the synthesis of monomers and specialty polymers, contributing to material properties through its reactive groups.
• Organic Synthesis Reagent: A valuable reagent in academic and industrial research laboratories for constructing carbon chains and heterocyclic compounds.

Basic Information

Product Name	4-Cyanobutyric Acid Ethyl Ester
CAS No.	10444-38-9
Molecular Formula	C7H11NO2
Molecular Weight	141.17 g/mol
Synonyms	Ethyl 4-Cyanobutyrate; Ethyl 4-Cyanobutanoate; 4-Cyano-n-butyric Acid Ethyl Ester; NSC 9378; Butanoic acid, 4-cyano-, ethyl ester; Ethyl 4-cyanobutanoate; 4-Cyanobutanoic acid ethyl ester
EINECS	233-941-5

Quality Control

Our 4-Cyanobutyric Acid Ethyl Ester is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing, including GC/HPLC for purity and identity confirmation (IR, NMR), to ensure it meets the high standards required for industrial and research applications. Certificates of Analysis (COA) with detailed specifications are available upon request 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). Keep away from strong oxidizing agents, strong bases, and sources of ignition. The container should be kept tightly sealed to minimize moisture absorption.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (GC/HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Refractive Index (n20D)	1.425 - 1.435
Density (g/mL, 20°C)	1.00 - 1.05

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