Description

Thieno[2,3-D]Pyrimidin-4(3H)-One, 6-Ethyl-3-Hydroxy-2-Methyl- (9Ci) is a high-purity heterocyclic organic compound serving as a critical advanced intermediate in modern chemical synthesis. Its unique fused-ring structure containing sulfur and nitrogen atoms makes it a valuable scaffold for developing novel active pharmaceutical ingredients (APIs) and functional materials. This compound is primarily sought by research institutions and industrial manufacturers in the pharmaceutical, agrochemical, and specialty chemical sectors for its role in creating new molecular entities with targeted properties.

Application

• Pharmaceutical Intermediate: A key building block in the research and synthesis of new drug candidates, particularly for kinase inhibitors and other small-molecule therapeutics.
• Agrochemical Research: Used in developing novel pesticides and herbicides, leveraging its heterocyclic core for bioactivity.
• Chemical Synthesis Scaffold: Serves as a versatile precursor for constructing more complex heterocyclic compounds in medicinal and organic chemistry.
• Material Science Research: Investigated for potential applications in creating organic electronic materials due to its conjugated system.
• Academic & R&D: Utilized in university and corporate laboratories for methodological studies and exploring new chemical reactions.

Basic Information

Product Name	Thieno[2,3-D]Pyrimidin-4(3H)-One, 6-Ethyl-3-Hydroxy-2-Methyl- (9Ci)
CAS No.	823233-87-0
Molecular Formula	C9H10N2O2S
Molecular Weight	210.25 g/mol
Synonyms	6-Ethyl-3-hydroxy-2-methyl-3H-thieno[2,3-d]pyrimidin-4-one; 6-Ethyl-3-hydroxy-2-methylthieno[2,3-d]pyrimidin-4(3H)-one; 823233-87-0; Thieno[2,3-d]pyrimidin-4(3H)-one, 6-ethyl-3-hydroxy-2-methyl-; 6-Ethyl-2-methyl-3H-thieno[2,3-d]pyrimidin-4-one-3-ol
EINECS	Contact for details

Quality Control

Our production of Thieno[2,3-D]Pyrimidin-4(3H)-One, 6-Ethyl-3-Hydroxy-2-Methyl- (9Ci) adheres to stringent quality management protocols to ensure batch-to-batch consistency and high purity. Each lot undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation. Certificates of Analysis (COA) detailing all test results are provided and available upon request 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 a controlled room temperature (typically 15-25°C). Keep away from incompatible materials. For long-term storage, consider an inert atmosphere to maintain stability.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.5%
Heavy Metals	≤ 20 ppm

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