Description

4-n-Butyl-2-Methylbenzonitrile is a versatile benzonitrile derivative characterized by its butyl and methyl substituents, serving as a valuable synthetic intermediate in advanced organic chemistry. This compound is essential for constructing complex molecular architectures, offering a unique combination of lipophilicity and a reactive nitrile functional group. It is primarily sought after by research and development teams in the pharmaceutical and agrochemical sectors for applications in medicinal chemistry and active ingredient synthesis.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of novel active pharmaceutical ingredients (APIs), particularly for candidates targeting central nervous system (CNS) disorders.
• Agrochemical Synthesis: Used in the research and development of new herbicides, fungicides, and plant growth regulators, leveraging its structural motif.
• Liquid Crystal & Electronic Materials: Serves as a precursor or core structure in the development of organic semiconductors and liquid crystal display (LCD) components.
• Organic Synthesis & Catalysis: Employed as a substrate or ligand precursor in cross-coupling reactions and other catalytic processes to create complex aromatic systems.
• Fragrance & Flavor Chemistry: Utilized as an intermediate for synthesizing specific aromatic compounds used in high-value fragrance formulations.
• Polymer & Material Science: Acts as a monomer or modifier in the synthesis of specialty polymers with tailored thermal and mechanical properties.

Basic Information

Product Name	4-n-Butyl-2-Methylbenzonitrile
CAS No.	175278-39-4
Molecular Formula	C₁₂H₁₅N
Molecular Weight	173.25 g/mol
Synonyms	2-Methyl-4-butylbenzonitrile; 4-Butyl-2-methylbenzonitrile; p-Butyl-o-tolunitrile; 2-Methyl-4-n-butylbenzonitrile; Benzonitrile, 4-butyl-2-methyl-; 4-n-Butyl-2-methylbenzonitrile; 175278-39-4 (CAS)
EINECS	Contact for details

Quality Control

Our 4-n-Butyl-2-Methylbenzonitrile is produced under strict quality management systems to ensure batch-to-batch consistency and high purity. Each lot is accompanied by a comprehensive Certificate of Analysis (COA) detailing key parameters such as identity, assay, and impurity profile. We adhere to cGMP principles where applicable, and our quality protocols are designed to meet the stringent requirements of pharmaceutical and fine chemical research. Custom purity grades and analytical packages are available to support specific project 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 acids, and strong bases. For long-term storage, consider under an inert atmosphere to maintain optimal purity.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Related Substances (HPLC)	Total impurities ≤ 2.0%
Any single impurity	≤ 1.0%

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