Description

3-(tert-Butylamino)Sulfonyl-Phenylboronic Acid Pinacol Ester is a high-value, protected boronic acid derivative designed for advanced synthetic chemistry. This compound is a critical building block in modern pharmaceutical and agrochemical research, enabling the formation of carbon-carbon bonds under mild conditions. It is primarily sought after by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and material science industries for constructing complex molecular architectures.

Application

• Pharmaceutical Intermediate: A key reagent in Suzuki-Miyaura cross-coupling reactions for synthesizing novel active pharmaceutical ingredients (APIs) and drug candidates.
• Agrochemical Synthesis: Used in the development of advanced pesticides, herbicides, and fungicides requiring specific aryl-boronate functionalities.
• Material Science Research: Serves as a precursor for creating organic electronic materials, such as those used in OLEDs and organic photovoltaics.
• Chemical Biology & Proteomics: Employed in the synthesis of probes and inhibitors for studying enzyme function and protein interactions.
• Catalyst & Ligand Development: Acts as a building block for synthesizing novel ligands and catalysts used in asymmetric synthesis.
• Custom Synthesis & Contract Manufacturing: An essential starting material for custom synthesis projects and scale-up processes in fine chemical production.

Basic Information

Product Name	3-(tert-Butylamino)Sulfonyl-Phenylboronic Acid Pinacol Ester
CAS No.	706820-95-3
Molecular Formula	C₁₆H₂₆BNO₄S
Molecular Weight	339.26 g/mol
Synonyms	3-[(tert-Butylamino)sulfonyl]benzeneboronic acid pinacol ester; 3-(N-tert-Butylsulfamoyl)phenylboronic acid pinacol ester; (3-((tert-Butylsulfamoyl)phenyl)boronic acid pinacol ester; B-[3-[(1,1-Dimethylethyl)amino]sulfonyl]phenyl]-4,4,5,5-tetramethyl-1,3,2-dioxaborolane; 706820-95-3; tert-Butyl-[3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl]sulfonyl]amine
EINECS	Contact for details

Quality Control

Every batch of 3-(tert-Butylamino)Sulfonyl-Phenylboronic Acid Pinacol Ester is manufactured under strict quality management systems and undergoes rigorous analytical testing. We ensure compliance with high-purity standards suitable for research and development applications. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with each shipment to guarantee batch-to-batch consistency and traceability.

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). 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.

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.