Description

Thieno[2,3-D]Pyrimidine-4-Thiol is a high-value heterocyclic building block and key synthetic intermediate in advanced organic chemistry. This compound is essential for the development of novel pharmacologically active molecules, particularly in medicinal chemistry research. It is primarily sought after by pharmaceutical R&D laboratories, agrochemical manufacturers, and specialty chemical producers for constructing complex molecular architectures.

Application

• Pharmaceutical Intermediate: A critical precursor in the synthesis of kinase inhibitors and other targeted therapeutic agents.
• Agrochemical Research: Used in the development of new fungicides and herbicides with novel modes of action.
• Material Science: Serves as a building block for organic semiconductors and electronic materials due to its fused ring system.
• Chemical Biology: Employed as a molecular probe or scaffold in biochemical assay development and drug discovery.
• Academic & Industrial R&D: A versatile reagent for methodological studies in heterocyclic and sulfur chemistry.

Basic Information

Item	Details
Product Name	Thieno[2,3-D]Pyrimidine-4-Thiol
CAS No.	14080-55-8
Molecular Formula	C6H4N2S2
Molecular Weight	168.24 g/mol
Synonyms	4-Thioxo-3,4-dihydrothieno[2,3-d]pyrimidine; 4-Mercaptothieno[2,3-d]pyrimidine; Thieno[2,3-d]pyrimidine-4(3H)-thione; 4-Thiol-thieno[2,3-d]pyrimidine; TP-4-Thiol; 14080-55-8; Thienopyrimidinethiol
EINECS	Contact for details

Quality Control

Our Thieno[2,3-D]Pyrimidine-4-Thiol is manufactured under strict quality control protocols to ensure batch-to-batch consistency and high purity for research and development applications. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing key parameters such as purity and identity. Our quality system is designed to meet the rigorous standards required by pharmaceutical and advanced material science industries.

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). This material is moisture-sensitive; keep the container tightly sealed in a dry environment.

Specification

Item	Specification
Appearance	Yellow to light brown powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.5%

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