Description

6-Methylthieno[2,3-D]Pyrimidine-2,4(1H,3H)-Dione is a high-purity heterocyclic organic compound, identified by CAS number 76872-71-4, serving as a critical building block in advanced chemical synthesis. Its fused thienopyrimidine-dione structure makes it a valuable intermediate for developing novel active pharmaceutical ingredients (APIs) and functional materials. This product is essential for research and development chemists in the pharmaceutical, agrochemical, and specialty chemical industries seeking to innovate within medicinal and material chemistry.

Application

This versatile heterocyclic intermediate is primarily utilized in sophisticated organic synthesis. Key application areas include:

• Pharmaceutical Intermediate: Serves as a core scaffold for the research and development of new drug candidates, particularly in therapeutic areas targeting kinases and other enzymes.
• Agrochemical Synthesis: Used in the creation of novel herbicides, fungicides, and insecticides, leveraging its unique heterocyclic properties.
• Material Science Research: Acts as a precursor for organic electronic materials, such as components for organic light-emitting diodes (OLEDs) or semiconductors.
• Chemical Biology & Proteomics: Employed in the design and synthesis of molecular probes and inhibitors for studying biological pathways.
• Custom Synthesis & Contract Manufacturing: A key starting material for custom synthesis projects requiring complex, multi-step organic transformations.

Basic Information

Product Name	6-Methylthieno[2,3-D]Pyrimidine-2,4(1H,3H)-Dione
CAS No.	76872-71-4
Molecular Formula	C7H6N2O2S
Molecular Weight	182.20 g/mol
Synonyms	6-Methylthieno[2,3-d]pyrimidine-2,4(1H,3H)-dione; 6-Methyl-2,4-dioxo-3,4-dihydro-2H-thieno[2,3-d]pyrimidin-1-ide; 6-Methyl-1H,3H-thieno[2,3-d]pyrimidine-2,4-dione; 6-Methylthieno[2,3-d]pyrimidine-2,4-diol; 76872-71-4; Thieno[2,3-d]pyrimidine-2,4(1H,3H)-dione, 6-methyl-
EINECS	Contact for details

Quality Control

Our 6-Methylthieno[2,3-D]Pyrimidine-2,4(1H,3H)-Dione is manufactured under strict quality control protocols to ensure batch-to-batch consistency and high purity. Each lot is accompanied by a comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles. We adhere to cGMP principles where applicable, and our quality systems are designed to meet the stringent requirements of pharmaceutical and advanced R&D customers globally.

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). This product is hygroscopic (moisture-sensitive); ensure containers are sealed immediately after use to minimize exposure to atmospheric humidity.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm

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