Description

Thieno[3,4-B]Thiophene-2-Carboxylic Acid Methyl Ester is a high-value heterocyclic organic building block, specifically a fused thiophene derivative, essential for advanced material synthesis. Its unique conjugated structure makes it a critical precursor for developing novel organic semiconductors and electronic materials. This compound is primarily sought by researchers and manufacturers in the organic electronics, photovoltaics, and pharmaceutical intermediates sectors.

Application

• Organic Semiconductor Precursor: A key monomer for synthesizing conjugated polymers and small molecules used in Organic Field-Effect Transistors (OFETs) and Organic Light-Emitting Diodes (OLEDs).
• Photovoltaic Material Development: Serves as a building block for donor or acceptor materials in the active layer of organic solar cells (OPVs).
• Pharmaceutical Intermediate: Used in the research and synthesis of novel drug candidates with thiophene-based pharmacophores.
• Material Science Research: Employed in academic and industrial R&D for creating new functional materials with tailored electronic properties.
• Chemical Synthesis: Acts as a versatile intermediate for further functionalization to create more complex heterocyclic systems.

Basic Information

Product Name	Thieno[3,4-B]Thiophene-2-Carboxylic Acid Methyl Ester
CAS No.	14630-09-2
Molecular Formula	C8H6O2S2
Molecular Weight	198.26 g/mol
Synonyms	Methyl Thieno[3,4-b]thiophene-2-carboxylate; Methyl 3,4-Thienothiophene-2-carboxylate; Thieno[3,4-b]thiophene-2-methyl carboxylate; 2-(Methoxycarbonyl)thieno[3,4-b]thiophene; TT-C00M; TTC-OMe; TT Ester
EINECS	Contact for details

Quality Control

Our production of Thieno[3,4-B]Thiophene-2-Carboxylic Acid Methyl Ester adheres to stringent internal quality standards to ensure batch-to-batch consistency and high purity, which is critical for electronic material performance. Each lot is characterized using advanced analytical techniques including HPLC, GC-MS, and NMR. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place. Recommended storage temperature is between 2°C and 8°C for long-term stability. The compound should be kept under an inert atmosphere to prevent degradation.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	Contact for details
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 10 ppm

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