Description

4-Chlorothieno[2,3-D]Pyridazine is a high-purity heterocyclic building block of significant interest in advanced organic synthesis. This compound matters for its role as a key precursor in the development of novel pharmacologically active molecules and functional materials. It is primarily needed by research and development teams in the pharmaceutical, agrochemical, and material science industries for constructing complex molecular architectures.

Application

• As a versatile pharmaceutical intermediate in the synthesis of potential drug candidates, particularly kinase inhibitors and other biologically active heterocycles.
• Utilized in agrochemical research for the development of new herbicides, fungicides, and pesticides with novel modes of action.
• Serves as a critical building block in organic and medicinal chemistry for constructing fused heterocyclic systems.
• Used in material science research for the creation of organic electronic materials, such as semiconductors and light-emitting components.
• Acts as a starting material for the synthesis of more complex chemical reference standards and analytical reagents.
• Employed in academic and industrial R&D for exploring new chemical reactions and catalytic processes.

Basic Information

Product Name	4-Chlorothieno[2,3-D]Pyridazine
CAS No.	697-68-7
Molecular Formula	C6H3ClN2S
Molecular Weight	170.62 g/mol
Synonyms	4-Chlorothieno[2,3-d]pyridazine; 4-Chloro-thieno[2,3-d]pyridazine; Thieno[2,3-d]pyridazine, 4-chloro-; 4-Chloro-thieno[2,3-d]pyridazine; 697-68-7; 4-Chlorothienopyridazine; 4-Cl-Thieno[2,3-d]pyridazine
EINECS	Contact for details

Quality Control

Our 4-Chlorothieno[2,3-D]Pyridazine is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and mass spectrometry, to ensure high purity and consistent quality suitable for research and development applications. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at controlled room temperature (15-25°C). Keep away from incompatible materials. The product is light-sensitive and should be handled and stored accordingly to maintain stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
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.