Description

6-tert-Butyl-4-Chlorothieno[2,3-D]Pyrimidine is a high-value heterocyclic building block and advanced pharmaceutical intermediate. This compound matters for its role in the synthesis of complex molecules, particularly in medicinal chemistry for developing new therapeutic agents. It is primarily needed by research institutions, pharmaceutical R&D departments, and fine chemical manufacturers focused on creating novel drug candidates and agrochemicals.

Application

• Pharmaceutical Intermediate: A key synthon in the research and development of new drug candidates, particularly for kinase inhibitors and other targeted therapies.
• Agrochemical Research: Used in the synthesis of novel herbicides, fungicides, and pesticides, leveraging its unique thienopyrimidine core.
• Material Science: Serves as a precursor for organic electronic materials, such as organic semiconductors and light-emitting diodes (OLEDs).
• Chemical Biology: Employed as a molecular probe or scaffold in biochemical assays and for studying protein-ligand interactions.
• Academic & Industrial R&D: A versatile building block for synthetic organic chemists exploring new heterocyclic compounds and reaction methodologies.

Basic Information

Product Name	6-tert-Butyl-4-Chlorothieno[2,3-D]Pyrimidine
CAS No.	439692-55-4
Molecular Formula	C10H11ClN2S
Molecular Weight	226.72 g/mol
Synonyms	4-Chloro-6-tert-butylthieno[2,3-d]pyrimidine; 6-(tert-Butyl)-4-chlorothieno[2,3-d]pyrimidine; Thieno[2,3-d]pyrimidine, 4-chloro-6-(1,1-dimethylethyl)-; 4-Chloro-6-(tert-butyl)thieno[2,3-d]pyrimidine; 6-tert-Butyl-4-chlorothieno[2,3-d]pyrimidine; 4-Chloro-6-tert-butyl-thieno[2,3-d]pyrimidine; 6-tert-Butyl-4-chloro-thieno[2,3-d]pyrimidine
EINECS	Contact for details

Quality Control

Our 6-tert-Butyl-4-Chlorothieno[2,3-D]Pyrimidine is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and GC-MS, to ensure high purity and batch-to-batch consistency. Certificates of Analysis (COA) detailing identity, purity, and impurity profiles are provided with every shipment to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). Keep away from heat, sparks, and open flame. This material is light-sensitive (store away from light).

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to reference
Assay (HPLC)	≥ 97.0%
Related Substances (HPLC)	Total impurities ≤ 3.0%
Any single impurity	≤ 1.0%
Residual Solvents (GC)	Complies with ICH Q3C guidelines
Loss on Drying	≤ 0.5%

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