Description

4-tert-Butyl-2-Chlorobenzonitrile is a versatile benzonitrile derivative characterized by its tert-butyl and chloro substituents, which impart unique steric and electronic properties. This compound serves as a valuable high-purity chemical intermediate in advanced organic synthesis, enabling the production of complex molecules. It is primarily sought by manufacturers in the pharmaceutical and agrochemical sectors for research and development as well as scale-up processes.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of active pharmaceutical ingredients (APIs), particularly for compounds requiring a sterically hindered benzonitrile core.
• Agrochemical Synthesis: Used in the production of advanced herbicides, fungicides, and pesticides, where its structural motifs contribute to biological activity.
• Ligand and Catalyst Preparation: Serves as a precursor for specialized ligands in transition metal catalysis and organometallic chemistry.
• Material Science Research: Employed in the development of organic semiconductors, liquid crystals, and advanced polymers.
• Fine Chemical Production: Intermediate for dyes, pigments, and other performance chemicals requiring specific aromatic substitution patterns.

Basic Information

Product Name	4-tert-Butyl-2-Chlorobenzonitrile
CAS No.	67740-14-1
Molecular Formula	C11H12ClN
Molecular Weight	193.67 g/mol
Synonyms	2-Chloro-4-tert-butylbenzonitrile; 4-(tert-Butyl)-2-chlorobenzonitrile; 2-Chloro-4-(1,1-dimethylethyl)benzonitrile; p-tert-Butyl-o-chlorobenzonitrile; Benzonitrile, 2-chloro-4-(1,1-dimethylethyl)-; 67740-14-1
EINECS	Contact for details

Quality Control

Our 4-tert-Butyl-2-Chlorobenzonitrile is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing, including HPLC, GC, and NMR, to ensure identity, purity, and consistency. Certificates of Analysis (COA) documenting all critical parameters are provided and available upon request to support your quality assurance protocols.

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. This material is light-sensitive and should be stored away from direct light exposure.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥98.0%
Melting Point	Contact for details
Loss on Drying	≤0.5%
Residue on Ignition	≤0.1%
Heavy Metals	≤20 ppm

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