Description

2,2'-(3-Chlorothiophene-2,5-Diyl)Bis(4,4,5,5-Tetramethyl-1,3,2-Dioxaborolane) is a high-purity, bifunctional boronic ester derivative that serves as a critical synthetic intermediate in advanced organic synthesis. This compound is valued for its role in facilitating efficient cross-coupling reactions, enabling the construction of complex molecular architectures with precision. It is primarily sought after by research institutions and industrial manufacturers in the pharmaceutical, agrochemical, and materials science sectors for the development of novel active ingredients and functional organic materials.

Application

• Pharmaceutical Intermediate: A key building block in Suzuki-Miyaura cross-coupling reactions for synthesizing novel drug candidates, especially those containing thiophene and chlorinated heterocyclic scaffolds.
• Agrochemical Synthesis: Used in the research and production of advanced pesticides and herbicides, where the chlorothiophene moiety can impart specific biological activity.
• Organic Electronic Materials: Serves as a precursor for conjugated polymers and small molecules used in organic light-emitting diodes (OLEDs), organic photovoltaics (OPVs), and field-effect transistors (OFETs).
• Ligand and Catalyst Development: Employed in the synthesis of specialized ligands for transition metal catalysis and as a reagent in metal-organic framework (MOF) construction.
• Chemical Research: A versatile reagent in academic and industrial R&D for exploring new synthetic methodologies and creating complex, functionalized organic molecules.

Basic Information

Product Name	2,2'-(3-Chlorothiophene-2,5-Diyl)Bis(4,4,5,5-Tetramethyl-1,3,2-Dioxaborolane)
CAS No.	942070-14-6
Molecular Formula	C18H28B2ClO4S
Molecular Weight	412.74 g/mol
Synonyms	3-Chloro-2,5-bis(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)thiophene; 3-Chlorothiophene-2,5-diyldiboronic Acid Bis(pinacol) Ester; 2,5-Bis(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-3-chlorothiophene; 3-Chloro-2,5-di(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)thiophene; 3-Chlorothiophene-2,5-diboronic Acid Pinacol Ester; 942070-14-6; AKOS040759232; FT-0698935
EINECS	Contact for details

Quality Control

Our products undergo rigorous quality testing to ensure compliance with industry standards for high-purity synthetic intermediates. Every batch is characterized using advanced analytical techniques including NMR, HPLC, and GC-MS to confirm identity, purity, and the absence of critical impurities. Certificates of Analysis (COA) detailing batch-specific results are available upon request. We adhere to a quality management system to ensure traceability and consistency for our global B2B clients.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed under an inert atmosphere (e.g., nitrogen or argon) after opening to prevent degradation. Keep away from heat and incompatible materials.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Water Content (KF)	≤ 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.