Description

5,5'-Dichloro-4,4',7,7'-Tetramethyl-2,2'-Bibenzo[B]Thiophene-3,3'-Diol Bis(Sulfuric Acid Sodium) Salt is a high-purity, synthetic organic intermediate with a complex heterocyclic structure. This compound is valued for its role as a critical building block in advanced chemical synthesis, particularly in the development of specialized dyes, pigments, and functional materials. It is essential for manufacturers and R&D laboratories in the fine chemical, pharmaceutical, and advanced material sectors seeking reliable, high-quality intermediates for complex synthesis pathways.

Application

• Synthesis of Functional Dyes and Pigments: Serves as a key precursor for creating high-performance, color-stable organic pigments and dyes.
• Pharmaceutical Intermediate: Used in the research and development of novel active pharmaceutical ingredients (APIs) with complex molecular architectures.
• Advanced Material Research: Acts as a monomer or building block for organic semiconductors, liquid crystals, or other functional polymers.
• Chemical Synthesis Reagent: Employed in organic chemistry laboratories for constructing complex benzo[b]thiophene-based structures.
• Analytical Chemistry Standard: Can be utilized as a reference standard or calibration material in chromatographic analysis.
• Photographic and Imaging Chemicals: Potential application in the synthesis of compounds for specialized photographic or photoresist materials.

Basic Information

Item	Detail
Product Name	5,5'-Dichloro-4,4',7,7'-Tetramethyl-2,2'-Bibenzo[B]Thiophene-3,3'-Diol Bis(Sulfuric Acid Sodium) Salt
CAS No.	10126-99-5
Molecular Formula	C20H14Cl2Na2O10S4
Molecular Weight	659.46 g/mol
Synonyms	5,5'-Dichloro-4,4',7,7'-tetramethyl-2,2'-bi-1-benzothiophene-3,3'-diol disulfate disodium salt; 2,2'-Bibenzo[b]thiophene-3,3'-diol, 5,5'-dichloro-4,4',7,7'-tetramethyl-, bis(hydrogen sulfate), sodium salt (1:2); Disodium 5,5'-dichloro-4,4',7,7'-tetramethyl-[2,2'-bibenzo[b]thiophene]-3,3'-diyl bis(hydrogen sulfate); 10126-99-5; 5,5'-Dichloro-4,4',7,7'-tetramethyl-2,2'-bibenzo[b]thiophene-3,3'-diol disulfate sodium salt.
EINECS	Contact for details

Quality Control

Our production of 5,5'-Dichloro-4,4',7,7'-Tetramethyl-2,2'-Bibenzo[B]Thiophene-3,3'-Diol Bis(Sulfuric Acid Sodium) Salt adheres to stringent quality management protocols. Every batch undergoes comprehensive analytical testing, including HPLC for purity, IR and NMR for structural confirmation, and tests for residual solvents and moisture content. A Certificate of Analysis (COA) detailing all specifications is provided with each shipment to ensure traceability and compliance with your quality 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 (15-25°C). This product is hygroscopic (moisture-sensitive) and must be kept under dry conditions to prevent degradation. Keep away from incompatible materials.

Specification

Item	Specification
Appearance	Yellow to light brown powder
Identification (IR)	Conforms to structure
Identification (NMR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Water Content (KF)	≤ 5.0%
Residual Solvents (GC)	Meets ICH guidelines
Heavy Metals	≤ 20 ppm

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