Description

1,4-Ethano-1H,3H-Thieno(3,4-C)Thiophene-3,6(4H)-Dione, Dihydro-7-Butyl is a specialized heterocyclic organic compound with the CAS number 129679-47-6, serving as a high-value intermediate in advanced chemical synthesis. Its unique fused thiophene-dione structure makes it a critical building block for developing novel materials with tailored electronic and optical properties. This compound is essential for research and production in the pharmaceutical and advanced materials sectors, where precise molecular architecture is required.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of novel active pharmaceutical ingredients (APIs), particularly for specialized therapeutic agents.
• Organic Electronic Materials: Building block for organic semiconductors, conductive polymers, and components used in OLEDs (Organic Light-Emitting Diodes) and OFETs (Organic Field-Effect Transistors).
• Dye & Pigment Synthesis: Intermediate for creating advanced organic dyes and pigments with specific light-absorption or emission characteristics.
• Agrochemical Research: Used in the development of new crop protection agents and specialty agrochemicals.
• Academic & Industrial R&D: Serves as a valuable reagent for methodological development and exploring new chemical reactions in organic chemistry.
• Material Science: Component in the research of novel polymeric materials and advanced composites with specific functional properties.

Basic Information

Product Name	1,4-Ethano-1H,3H-Thieno(3,4-C)Thiophene-3,6(4H)-Dione, Dihydro-7-Butyl
CAS No.	129679-47-6
Molecular Formula	C₁₂H₁₄O₂S₂
Molecular Weight	254.37 g/mol
Synonyms	7-Butyl-1,4,4a,5,6,7,8,8a-octahydro-1,4-ethanothieno[3,4-c]thiophene-3,6-dione; Dihydro-7-butyl-1,4-ethano-1H,3H-thieno[3,4-c]thiophene-3,6(4H)-dione; 129679-47-6; 7-Butyl-1,4,4a,5,6,7,8,8a-octahydro-1,4-ethanothieno[3,4-c]thiophene-3,6-dione; Thienothiophenedione derivative
EINECS	Contact for details

Quality Control

Our 1,4-Ethano-1H,3H-Thieno(3,4-C)Thiophene-3,6(4H)-Dione, Dihydro-7-Butyl is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation, to ensure it meets the high standards required for research and industrial synthesis. Certificates of Analysis (COA) documenting all critical parameters are 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 controlled room temperature (15-25°C). Keep away from incompatible materials such as strong oxidizing agents.

Specification

Item	Specification
Appearance	Off-white to light yellow 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.