Description

3,6-Dimethyl-Thieno[3,2-B]Thiophene-2,5-Dione is a high-purity, specialized heterocyclic organic compound with the CAS registry number 64942-17-2. This dione derivative serves as a critical advanced intermediate and functional building block in sophisticated chemical synthesis. It is primarily required by R&D laboratories and industrial manufacturers in the pharmaceutical, agrochemical, and organic electronics sectors for developing novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of novel drug candidates, particularly those targeting specific biological pathways.
• Agrochemical Synthesis: Building block for developing new generation herbicides, fungicides, and plant growth regulators.
• Organic Semiconductor Material: Core component in the research and production of organic field-effect transistors (OFETs) and photovoltaic materials.
• Dye and Pigment Chemistry: Intermediate for creating specialized thiophene-based dyes with unique optical properties.
• Ligand and Catalyst Development: Used in organometallic chemistry to create novel ligands for catalytic applications.
• Polymer Science: Monomer or additive for synthesizing conductive polymers and polymers with specific electronic characteristics.
• Academic and Industrial R&D: Essential reagent for exploratory chemistry and material science research projects.

Basic Information

Product Name	3,6-Dimethyl-Thieno[3,2-B]Thiophene-2,5-Dione
CAS No.	64942-17-2
Molecular Formula	C8H6O2S2
Molecular Weight	198.26 g/mol
Synonyms	3,6-Dimethylthieno[3,2-b]thiophene-2,5-dione; 2,5-Dihydro-3,6-dimethylthieno[3,2-b]thiophene-2,5-dione; 3,6-Dimethylthieno[3,2-b]thiophene-2,5(3H,6H)-dione; DM-TTD; 64942-17-2; Thieno[3,2-b]thiophene-2,5-dione, 3,6-dimethyl-
EINECS	Contact for details

Quality Control

Every batch of 3,6-Dimethyl-Thieno[3,2-B]Thiophene-2,5-Dione is manufactured under strict quality management systems. Our products undergo rigorous analytical testing, including HPLC, NMR, and GC-MS, to ensure high purity and batch-to-batch consistency suitable for demanding R&D and scale-up processes. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with each shipment.

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). This compound is light-sensitive and easily oxidized; for long-term storage, consider under an inert atmosphere such as nitrogen or argon to maintain optimal purity and stability.

Specification

Item	Specification
Appearance	Yellow to orange crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Retention time matches reference standard
Purity (HPLC)	≥ 97.0% (Standard Grade)
Purity (HPLC)	≥ 99.0% (High Purity Grade)
Melting Point	Contact for details
Residue on Ignition	< 0.5%
Heavy Metals (as Pb)	< 20 ppm

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