Description

Thiophene-3-Boronic Acid Pinacol Ester is a high-purity organoboron reagent, a crucial building block in modern synthetic chemistry. Its primary value lies in enabling efficient Suzuki-Miyaura cross-coupling reactions, a cornerstone methodology for constructing complex molecules. This compound is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and materials science industries, where it is used to introduce the versatile thiophene heterocycle into target structures.

Application

• Pharmaceutical Intermediate Synthesis: A key precursor for creating active pharmaceutical ingredients (APIs) and drug candidates containing the thiophene moiety.
• Agrochemical Development: Used in the research and production of novel herbicides, fungicides, and insecticides.
• Organic Light-Emitting Diodes (OLEDs): Serves as a building block for advanced organic electronic materials and emissive layers.
• Polymer & Material Science: Facilitates the synthesis of functional polymers and advanced materials with tailored properties.
• Ligand & Catalyst Design: Employed in the preparation of specialized ligands for catalysis and metal-organic frameworks (MOFs).
• Chemical Research & Development: A versatile reagent for academic and industrial R&D in synthetic methodology and complex molecule construction.

Basic Information

Product Name	Thiophene-3-Boronic Acid Pinacol Ester
CAS No.	214360-70-0
Molecular Formula	C10H15BO2S
Molecular Weight	210.10 g/mol
Synonyms	3-Thienylboronic Acid Pinacol Ester; (3-Thienyl)boronic Acid Pinacol Ester; 3-Thiopheneboronic Acid Pinacol Ester; 3-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)thiophene; Thiophene-3-boronic Acid Neopentyl Glycol Ester (common alternative); 3-Boronothiophene Pinacol Ester; Pinacol 3-Thienylboronate; 214360-70-0
EINECS	Contact for details

Quality Control

Our Thiophene-3-Boronic Acid Pinacol Ester is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and GC analysis, to ensure high chemical purity and consistency. Certificates of Analysis (COA) detailing all specifications are provided with every shipment to guarantee 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 place at room temperature (15-25°C). This compound is hygroscopic (moisture-sensitive) and should be handled under an inert atmosphere (e.g., nitrogen or argon) for long-term storage and to maintain optimal stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Water Content (KF)	≤ 0.5%

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