Description

Bis(2-Thienyl) Ketone CAS NO 704-38-1 is a high-purity organic building block featuring two thiophene rings bridged by a carbonyl group. This compound is valued for its role as a versatile intermediate in the synthesis of advanced materials and specialty chemicals. It is primarily sought by R&D laboratories and manufacturers in the pharmaceutical, agrochemical, and organic electronics sectors for constructing complex heterocyclic frameworks.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of novel active pharmaceutical ingredients (APIs) and drug candidates with thiophene-based structures.
• Agrochemical Synthesis: Used in the development of new pesticides, herbicides, and fungicides that incorporate the thiophene moiety for enhanced biological activity.
• Organic Electronic Materials: Serves as a building block for conjugated polymers and small molecules used in organic light-emitting diodes (OLEDs), organic photovoltaics (OPVs), and field-effect transistors (OFETs).
• Ligand and Catalyst Development: Employed in the preparation of specialized ligands for metal-organic catalysis and coordination chemistry.
• Chemical Research & Development: A fundamental reagent for academic and industrial research exploring new heterocyclic chemistry and material science applications.
• Dye and Pigment Intermediate: Used in the synthesis of specialized dyes and pigments where the thiophene unit influences color and stability properties.

Basic Information

Product Name	Bis(2-Thienyl) Ketone
CAS No.	704-38-1
Molecular Formula	C9H6OS2
Molecular Weight	194.27 g/mol
Synonyms	Di-2-thienyl ketone; 2,2'-Thenil; Thenil; Di(2-thienyl)methanone; Bis(thiophen-2-yl)methanone; 1,1-Di(thiophen-2-yl)methanone; 2-Thienyl ketone; (Thiophen-2-yl)(thiophen-2-yl)methanone
EINECS	211-871-3

Quality Control

Our Bis(2-Thienyl) Ketone is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, GC, and NMR, to ensure high chemical purity and consistency. Certificates of Analysis (COA) detailing identity, purity, and impurity profiles are provided with every shipment to support your quality assurance and regulatory compliance needs.

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). Keep away from heat, sparks, and open flames. For long-term storage, consider storing under an inert atmosphere to maintain optimal stability.

Specification

Item	Specification
Appearance	Light yellow to yellow crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	68 - 72 °C
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.