Description

Tosyl Azide is a versatile and highly reactive organic azide compound, primarily used as a key reagent for the synthesis of other azides and in cycloaddition reactions. Its value lies in its role as a safe and efficient source of nitrene equivalents, enabling critical transformations in complex molecule construction. This product is essential for research and development laboratories, as well as production facilities in the pharmaceutical, agrochemical, and specialty chemical industries seeking to build nitrogen-containing molecular architectures.

Application

• Pharmaceutical Intermediate Synthesis: A crucial reagent for the preparation of triazoles and other nitrogen heterocycles via [3+2] cycloaddition (Click Chemistry) reactions.
• Agrochemical Development: Used in the synthesis of novel active ingredients containing azide or triazole functional groups.
• Polymer & Material Science: Employed to functionalize polymers and surfaces through azide-alkyne Huisgen cycloaddition, modifying material properties.
• Organic Synthesis Reagent: Serves as a precursor for sulfonyl nitrenes in C-H amination and other nitrene transfer reactions.
• Bioconjugation: Facilitates the labeling and cross-linking of biomolecules in biochemical research and diagnostic applications.
• Energetic Materials Research: Acts as a building block in the controlled synthesis of high-energy-density materials (HEDMs).

Basic Information

Product Name	Tosyl Azide
CAS No.	941-55-9
Molecular Formula	C7H7N3O2S
Molecular Weight	197.21 g/mol
Synonyms	p-Toluenesulfonyl azide; TsN3; Tosylazide; 4-Methylbenzenesulfonyl azide; Toluene-4-sulfonyl azide; Tosyl azide; Azidotoluene-4-sulfonyl; Benzenesulfonyl azide, 4-methyl-
EINECS	213-382-4

Quality Control

Our Tosyl Azide is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing to ensure high purity and consistency, meeting the stringent requirements of advanced synthetic applications. A detailed Certificate of Analysis (COA) is provided with every shipment, documenting key parameters such as assay, identity, and impurity profiles.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated place away from heat, sparks, and open flame. Due to its light-sensitive nature, containers should be kept in opaque or amber glass, or stored in darkness. Recommended storage temperature is 2-8°C for long-term stability. Keep away from strong reducing agents and incompatible materials.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid or low-melting solid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.5%

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