Description

7,7'-Diamino-δ2,2'(3H,3'H)-Bibenzo[B]Thiophene-3,3'-Dione is a high-purity, specialized organic heterocyclic compound of significant interest in advanced materials research and fine chemical synthesis. Its unique fused thiophene-dione structure with amino functional groups makes it a valuable precursor for creating novel conjugated systems. This compound is primarily sought by R&D chemists and process engineers in the pharmaceutical, agrochemical, and organic electronics industries for developing new active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Serves as a key building block in the synthesis of novel drug candidates, particularly those targeting specific biological pathways where its fused heterocyclic core is advantageous.
• Agrochemical Synthesis: Used in the research and development of new herbicides, fungicides, or insecticides, leveraging its structural complexity for targeted activity.
• Organic Semiconductor Precursor: Acts as a core unit for synthesizing conjugated polymers or small molecules used in organic light-emitting diodes (OLEDs), field-effect transistors (OFETs), and photovoltaic cells.
• Dye and Pigment Chemistry: Employed in the creation of advanced colorants and functional dyes due to its potential for strong light absorption and emission properties.
• Ligand for Catalysis: Can be utilized to develop novel chelating ligands for transition metal catalysts used in asymmetric synthesis and cross-coupling reactions.
• Material Science Research: Investigated for use in metal-organic frameworks (MOFs), covalent organic frameworks (COFs), or other porous materials for gas storage or separation.

Basic Information

Product Name	7,7'-Diamino-δ2,2'(3H,3'H)-Bibenzo[B]Thiophene-3,3'-Dione
CAS No.	6371-12-6
Molecular Formula	C16H10N2O2S2
Molecular Weight	326.39 g/mol
Synonyms	7,7'-Diaminobibenzo[b]thiophene-3,3'(2H,2'H)-dione; 2,2'-Bibenzo[b]thiophene-3,3'(2H,2'H)-dione, 7,7'-diamino-; 7,7'-Diamino-2,2'-bibenzo[b]thiophene-3,3'(2H,2'H)-dione; 3,3'-Dioxo-3,3'-dihydro-2,2'-bibenzo[b]thiophene-7,7'-diamine; 7,7'-Diamino-2,2'-dithienyl-3,3'-dione (related); DA-BBTD; Contact for additional trade names.
EINECS	Contact for details

Quality Control

Our production of 7,7'-Diamino-δ2,2'(3H,3'H)-Bibenzo[B]Thiophene-3,3'-Dione adheres to strict quality management protocols. Each batch undergoes comprehensive analytical testing, including HPLC for purity, NMR and IR for structural confirmation, and tests for residual solvents and heavy metals. Certificates of Analysis (COA) documenting all specifications are provided to ensure traceability and compliance with your research or production requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (typically 15-25°C). This compound may be light-sensitive and should be handled under an inert atmosphere for long-term stability if specified. Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	Yellow to orange crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to reference
Purity (HPLC)	≥ 97.0% (Standard Grade)
Purity (HPLC)	≥ 99.0% (High Purity Grade)
Loss on Drying	≤ 1.0 %
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.