Description

Di-o-Tolylguanidine is an organic compound belonging to the guanidine class, specifically a substituted derivative where two ortho-tolyl groups are attached to the guanidine core. This chemical serves as a versatile intermediate and accelerator, valued for its role in modifying reaction kinetics and material properties in specialized manufacturing processes. It is primarily sought by industries involved in polymer synthesis, rubber vulcanization, and the production of high-performance resins and adhesives.

Application

• As a secondary accelerator in the vulcanization of rubber, particularly in conjunction with primary thiazole or sulfenamide accelerators to enhance curing efficiency and final product properties.
• An essential chemical intermediate in the synthesis of pharmaceuticals, agrochemicals, and specialty dyes.
• Used in the production of epoxy resin curing agents and other thermosetting polymers, contributing to improved thermal and mechanical stability.
• Employed in the formulation of adhesives and sealants to optimize setting times and bond strength.
• Acts as a catalyst or base in various organic synthesis reactions.
• Potential use as a corrosion inhibitor component in specialized industrial fluids.

Basic Information

Product Name	Di-o-Tolylguanidine
CAS No.	97-39-2
Molecular Formula	C15H17N3
Molecular Weight	239.32 g/mol
Synonyms	1,3-Di-o-tolylguanidine; Di-ortho-tolylguanidine; DOTG; o,o'-Ditolylguanidine; N,N''-Di(2-methylphenyl)guanidine; 1,3-Bis(2-methylphenyl)guanidine; Vulcacure DOTG; Accelerator DOTG; Guanidine, 1,3-bis(2-methylphenyl)-
EINECS	202-577-6

Quality Control

Our Di-o-Tolylguanidine is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing to ensure identity, purity, and consistency. We provide a Certificate of Analysis (COA) with key parameters including assay, melting point, and loss on drying, confirming compliance with agreed specifications. Our quality commitment ensures reliability for your critical B2B applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). This material is hygroscopic (moisture-sensitive); the container must be kept tightly sealed to prevent absorption of atmospheric moisture, which can affect product quality and handling properties.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	168°C - 175°C
Loss on Drying	≤ 0.5%
Ash Content	≤ 0.1%

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