Description

1,1-Diphenylguanidine is a versatile organic compound primarily recognized as a secondary accelerator in the vulcanization of rubber. Its value lies in its ability to enhance the efficiency of primary accelerators, improving the rate of cure and the final physical properties of rubber products. This chemical is essential for manufacturers in the tire, automotive parts, and industrial rubber goods sectors seeking to optimize their production processes and material performance.

Application

• Rubber Vulcanization: Acts as a secondary accelerator, particularly effective with thiazole and sulfenamide primary accelerators to improve cure rate and crosslink density.
• Tire Manufacturing: Used in the production of tire treads, sidewalls, and other rubber components to ensure optimal durability and performance.
• Technical Rubber Goods: Employed in the manufacture of belts, hoses, seals, and gaskets to enhance their mechanical properties and aging resistance.
• Polymer Synthesis: Serves as a catalyst or base in certain organic synthesis and polymerization reactions.
• Chemical Intermediate: Utilized in the synthesis of other guanidine derivatives, pharmaceuticals, and agrochemicals.

Basic Information

Product Name	1,1-Diphenylguanidine
CAS No.	20277-92-3
Molecular Formula	C13H13N3
Molecular Weight	211.26 g/mol
Synonyms	DPG; N,N'-Diphenylguanidine; sym-Diphenylguanidine; 1,3-Diphenylguanidine; Vulcacit D; Accelerator D; Diphenylguanidine; Guanidine, 1,3-diphenyl-
EINECS	243-715-4

Quality Control

Our 1,1-Diphenylguanidine is produced under a strict quality management system. Each batch undergoes comprehensive analytical testing to ensure it meets precise chemical and physical specifications. A Certificate of Analysis (COA) detailing purity, assay, and impurity profiles is provided with every shipment to guarantee traceability and compliance with your technical requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Due to its hygroscopic nature, the container must be kept tightly sealed to prevent moisture absorption, which can affect product quality.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms
Assay (HPLC)	≥ 98.0%
Melting Point	147 - 151 °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.