Description

4-Methylbenzenediazonium is a specialized diazonium salt, a crucial intermediate in organic synthesis known for its reactivity in coupling and substitution reactions. This compound matters for its role in creating complex molecules, particularly in the synthesis of dyes, pigments, and advanced pharmaceutical intermediates. It is primarily needed by R&D chemists and production facilities in the fine chemical, agrochemical, and specialty dye manufacturing industries.

Application

• Dye and Pigment Manufacturing: A key precursor for the synthesis of azo dyes and pigments, providing colorfastness and specific hue properties.
• Pharmaceutical Intermediates: Used in the synthesis of complex active pharmaceutical ingredients (APIs) through diazonium coupling and Sandmeyer reactions.
• Agrochemical Synthesis: Serves as a building block for creating herbicides, fungicides, and other crop protection agents.
• Polymer Chemistry: Employed in the surface modification of polymers and in the creation of functionalized materials.
• Research & Development: A valuable reagent in academic and industrial labs for exploring new synthetic pathways and novel compound libraries.
• Photographic Chemicals: Historically used in certain photographic processes, though largely superseded by modern technologies.

Basic Information

Product Name	4-Methylbenzenediazonium
CAS No.	57573-52-1
Molecular Formula	C7H7N2+ X- (where X- is typically BF4-, Cl-, or other counterion)
Molecular Weight	Varies by salt form. Contact for details.
Synonyms	p-Tolyldiazonium; 4-Methylbenzenediazonium salt; Diazonium, p-tolyl-; p-Methylbenzenediazonium; Toluene-4-diazonium; 4-Tolyldiazonium; p-Tolyldiazonium tetrafluoroborate (common salt form); 4-Methylphenyl diazonium
EINECS	Contact for details.

Quality Control

Our 4-Methylbenzenediazonium is produced under stringent quality protocols to ensure batch-to-batch consistency and reliability for your synthetic processes. Each lot undergoes rigorous analytical testing, including HPLC for purity and identity confirmation via spectroscopic methods. Certificates of Analysis (COA) detailing all specifications are provided with every shipment to support your quality assurance and regulatory compliance needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place. Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed under an inert atmosphere if specified. Recommended storage temperature is 2-8°C for long-term stability. Isolate from incompatible materials such as strong reducing agents and bases.

Specification

Item	Specification
Appearance	Off-white to light yellow crystalline powder or solid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 95% (Typical grades: 95%, 97%, 99%)
Water Content (KF)	≤ 2.0%
Counterion Content	As specified (e.g., BF4, Cl)

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