Description

2H-1,4-Benzothiazine-3(4H)-Thione, 4,5-Dimethyl- is a specialized heterocyclic organic compound belonging to the benzothiazine class, serving as a critical synthetic intermediate and functional building block. Its value lies in its unique sulfur- and nitrogen-containing fused ring structure, which imparts specific reactivity and properties valuable for advanced chemical synthesis. This compound is primarily needed by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and material science industries for constructing complex molecular architectures.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of novel drug candidates, particularly those targeting neurological or anti-inflammatory pathways.
• Agrochemical Research: Used in developing new active ingredients for herbicides, fungicides, or pesticides due to its heterocyclic core.
• Organic Synthesis Building Block: Employed in constructing complex heterocyclic compounds for various research and fine chemical applications.
• Material Science: Potential monomer or additive in the development of specialty polymers and advanced organic electronic materials.
• Chemical Research: Serves as a model compound or ligand in catalysis and mechanistic studies within academic and industrial laboratories.

Basic Information

Product Name	2H-1,4-Benzothiazine-3(4H)-Thione, 4,5-Dimethyl-
CAS No.	73500-68-2
Molecular Formula	C9H9NS2
Molecular Weight	195.30 g/mol
Synonyms	4,5-Dimethyl-2H-1,4-benzothiazine-3(4H)-thione; 4,5-Dimethyl-1,4-benzothiazine-3-thione; 4,5-Dimethyl-3H-1,4-benzothiazine-3-thione; 4,5-Dimethyl-4H-1,4-benzothiazine-3-thiol; 4,5-Dimethyl-1,4-benzothiazine-3(4H)-thione; 73500-68-2; 4,5-Dimethyl-2H-benzo[b][1,4]thiazine-3(4H)-thione
EINECS	Contact for details

Quality Control

Our 2H-1,4-Benzothiazine-3(4H)-Thione, 4,5-Dimethyl- is produced under strict quality management protocols. Every batch undergoes rigorous analytical testing to ensure identity, purity, and consistency. A comprehensive Certificate of Analysis (COA) detailing purity, assay, and impurity profiles is provided with each shipment to support your quality assurance and regulatory needs.

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 strong oxidizing agents.

Specification

Item	Specification
Appearance	Yellow to light brown crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%

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