Description

4-Iodo-3-Methylbenzonitrile is a versatile halogenated aromatic nitrile compound that serves as a critical building block in advanced organic synthesis. Its unique structure, featuring both an iodine substituent and a nitrile group on a methylbenzene core, makes it a valuable intermediate for constructing complex molecules. This high-purity intermediate is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and material science industries seeking to develop new active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of active pharmaceutical ingredients (APIs), particularly for candidates targeting central nervous system (CNS) disorders and oncology.
• Agrochemical Synthesis: Used in the development of novel herbicides, fungicides, and insecticides, where the iodine atom can be leveraged for further functionalization.
• Ligand and Catalyst Development: Serves as a starting material for creating specialized ligands used in transition metal catalysis and cross-coupling reactions (e.g., Suzuki, Sonogashira).
• Material Science Research: Employed in the synthesis of organic semiconductors, liquid crystals, and other functional organic materials due to its electron-withdrawing nitrile group.
• Chemical Biology Probes: Useful for synthesizing molecular probes and tags, where the iodine can be used for radiolabeling (e.g., with I-125) or further bioconjugation.
• Custom Synthesis and R&D: A valuable scaffold for medicinal chemistry and process chemistry research in contract research and development organizations (CROs/CDMOs).

Basic Information

Product Name	4-Iodo-3-Methylbenzonitrile
CAS No.	42872-85-5
Molecular Formula	C8H6IN
Molecular Weight	243.05 g/mol
Synonyms	3-Methyl-4-iodobenzonitrile; 4-Iodo-m-tolunitrile; 4-Iodo-3-methylbenzenecarbonitrile; 3-Methyl-4-iodobenzene carbonitrile; 4-Cyano-2-iodotoluene; 2-Iodo-5-cyanotoluene; Benzonitrile, 4-iodo-3-methyl-; 42872-85-5
EINECS	Contact for details

Quality Control

Our 4-Iodo-3-Methylbenzonitrile is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing, including HPLC, GC, and NMR, to ensure high chemical purity and consistent performance. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing purity, identity, and impurity profiles. Our quality commitment supports compliance with cGMP and ICH guidelines for pharmaceutical intermediates.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated place at room temperature (15-25°C). Keep away from heat, sparks, and open flame. Due to its light-sensitive nature, prolonged exposure to light should be avoided.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (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.