Description

5-Methyl-2H-Thieno[2,3-D][1,3]Oxazine-2,4(1H)-Dione is a specialized heterocyclic organic compound that serves as a key synthetic intermediate in advanced chemical manufacturing. Its unique fused-ring structure containing sulfur and nitrogen makes it a valuable building block for creating complex molecules with specific electronic and biological properties. This high-purity intermediate is primarily sought by research institutions and industrial manufacturers in the pharmaceutical and agrochemical sectors for the development of novel active ingredients.

Application

• Pharmaceutical Intermediate: A crucial precursor in the synthesis of novel drug candidates, particularly those targeting central nervous system (CNS) disorders and other therapeutic areas.
• Agrochemical Research: Used in the development of new pesticides and herbicides, where its heterocyclic core contributes to biological activity.
• Material Science: Serves as a monomer or building block for advanced polymers and organic electronic materials due to its conjugated system.
• Chemical Synthesis: Acts as a versatile scaffold in organic chemistry for constructing more complex fused heterocyclic compounds.
• Academic & R&D: Employed in university and corporate research laboratories for methodological studies and exploring new chemical reactions.

Basic Information

Product Name	5-Methyl-2H-Thieno[2,3-D][1,3]Oxazine-2,4(1H)-Dione
CAS No.	109666-88-8
Molecular Formula	C7H5NO3S
Molecular Weight	183.19 g/mol
Synonyms	5-Methylthieno[2,3-d][1,3]oxazine-2,4(1H,3H)-dione; 5-Methyl-1H-thieno[2,3-d][1,3]oxazine-2,4-dione; 5-Methyl-2H,4H-thieno[2,3-d][1,3]oxazine-2,4-dione; 5-Methyl-2,4-dioxo-1,2,3,4-tetrahydrothieno[2,3-d]pyrimidine; Thieno[2,3-d]oxazine-2,4-dione, 5-methyl-; 109666-88-8
EINECS	Contact for details

Quality Control

Our 5-Methyl-2H-Thieno[2,3-D][1,3]Oxazine-2,4(1H)-Dione is manufactured under strict quality management systems to ensure batch-to-batch consistency and high purity suitable for research and synthesis. Each lot is accompanied by a comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles. We support custom synthesis and can tailor specifications to meet specific project requirements, including compliance with cGMP standards for pharmaceutical applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). Keep away from incompatible materials such as strong bases and reducing agents. For long-term storage, consider an inert atmosphere to maintain stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Related Substances (HPLC)	Total impurities ≤ 2.0%
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.