Description

2-Benzothiazolesulfenamide,n-2-Propenylidene-(9Ci) is a specialized organic compound belonging to the sulfenamide class, primarily utilized as a high-performance vulcanization accelerator. Its chemical structure is engineered to provide a balanced scorch safety and fast curing rate, which is critical for optimizing production efficiency and final product properties. This product is essential for manufacturers in the rubber and polymer industries seeking to enhance the durability, elasticity, and aging resistance of their formulations.

Application

• Primary Vulcanization Accelerator in the production of natural rubber (NR), synthetic rubber (SBR, BR, NBR), and their blends.
• Critical Component in Tire Manufacturing, including treads, sidewalls, and other rubber compounds requiring excellent heat resistance and dynamic properties.
• Technical Rubber Goods Production, such as conveyor belts, hoses, seals, gaskets, and anti-vibration mounts.
• Enhancer for Cable & Wire Insulation compounds, improving electrical properties and long-term stability.
• Footwear and Sporting Goods manufacturing, where consistent curing and product performance are paramount.
• Adhesive and Sealant Formulations requiring specific cross-linking characteristics.

Basic Information

Product Name	2-Benzothiazolesulfenamide,n-2-Propenylidene-(9Ci)
CAS No.	56576-88-6
Molecular Formula	C10H8N2S2
Molecular Weight	220.31 g/mol
Synonyms	N-2-Propenylidene-2-benzothiazolesulfenamide; 2-(2-Propenylideneamino)benzothiazole; N-(2-Propenylidene)benzothiazole-2-sulfenamide; Accelerator OTOS; OTOS; Vulcanization accelerator OTOS; Benzothiazyl-2-sulfenamide propenylidene; N-2-Propenylidenebenzothiazole-2-sulfenamide
EINECS	Contact for details

Quality Control

Our production of 2-Benzothiazolesulfenamide,n-2-Propenylidene-(9Ci) adheres to stringent quality management protocols to ensure batch-to-batch consistency and reliability. Every lot is subjected to comprehensive analytical testing, including assay, melting point determination, and impurity profiling. Certificates of Analysis (COA) documenting all critical specifications are provided and can be tailored to meet specific customer or regulatory 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). Keep away from heat sources, open flames, and incompatible materials such as strong oxidizing agents. The container must be kept tightly sealed to prevent moisture absorption and contamination.

Specification

Item	Specification
Appearance	Light yellow to yellow powder or flakes
Identification (IR)	Conforms
Assay (HPLC)	≥ 98.0%
Melting Point	85 - 95 °C
Loss on Drying	≤ 0.5%
Ash Content	≤ 0.3%

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