Description

(3,5-Dibromothiophen-2-Yl)Boronic Acid Pinacol Ester is a high-value organoboron building block used in advanced organic synthesis. This compound is critical for the construction of complex molecules via palladium-catalyzed cross-coupling reactions, such as the Suzuki-Miyaura reaction. It is primarily needed by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and materials science industries for creating novel thiophene-based derivatives.

Application

• Pharmaceutical Intermediate: Key building block for synthesizing active pharmaceutical ingredients (APIs) and drug candidates containing functionalized thiophene cores.
• Agrochemical Synthesis: Used in the research and development of novel herbicides, fungicides, and insecticides with tailored properties.
• Materials Science: Enables the creation of organic electronic materials, including monomers for conductive polymers and organic semiconductors (OLEDs, OFETs).
• Chemical Research: Serves as a versatile reagent in academic and industrial laboratories for exploring new C-C bond formation methodologies.
• Ligand Synthesis: Precursor for creating specialized ligands used in catalysis and coordination chemistry.
• Custom Synthesis: Employed by fine chemical manufacturers for the contract synthesis of bespoke, high-value organic compounds.

Basic Information

Product Name	(3,5-Dibromothiophen-2-Yl)Boronic Acid Pinacol Ester
CAS No.	2121511-80-4
Molecular Formula	C14H19BBr2O2S
Molecular Weight	422.0 g/mol
Synonyms	2-(3,5-Dibromothiophen-2-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane; (3,5-Dibromo-2-thienyl)boronic acid pinacol ester; 3,5-Dibromothiophene-2-boronic acid pinacol ester; Pinacol (3,5-dibromothiophen-2-yl)boronate; 4,4,5,5-Tetramethyl-2-(3,5-dibromothiophen-2-yl)-1,3,2-dioxaborolane
EINECS	Contact for details

Quality Control

Our (3,5-Dibromothiophen-2-Yl)Boronic Acid Pinacol Ester is manufactured under strict quality control protocols to ensure high purity and batch-to-batch consistency, suitable for demanding synthetic applications. Each lot is accompanied by a comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles. We adhere to cGMP principles where applicable to support our clients' regulatory and quality assurance requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry 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 to maintain stability and purity. Keep away from 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.