Description

4-Nitrophenylboronic Acid Pinacol Ester is a protected boronic acid derivative, a crucial building block in modern synthetic chemistry. Its value lies in its stability and reactivity, serving as a key intermediate in the formation of carbon-carbon bonds via Suzuki-Miyaura cross-coupling reactions. This compound is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and materials science industries developing advanced organic molecules and functional materials.

Application

• Pharmaceutical Intermediate: A key synthon for constructing biaryl structures found in active pharmaceutical ingredients (APIs) and drug candidates.
• Agrochemical Synthesis: Used in the development of novel herbicides, fungicides, and insecticides requiring specific aryl-aryl linkages.
• Materials Science Research: Employed in the synthesis of organic electronic materials, such as polymers and small molecules for OLEDs and OFETs.
• Chemical Biology & Proteomics: Serves as a reagent for bioconjugation and the development of chemical probes and sensors.
• Catalyst & Ligand Development: Acts as a precursor for creating novel palladium catalysts and specialized ligands for cross-coupling reactions.
• Academic & Industrial R&D: A fundamental tool for method development and exploring new synthetic pathways in organic chemistry laboratories.

Basic Information

Product Name	4-Nitrophenylboronic Acid Pinacol Ester
CAS No.	171364-83-3
Molecular Formula	C12H16BNO4
Molecular Weight	249.08 g/mol
Synonyms	4-Nitrophenylboronic Acid Pinanediol Ester; 2-(4-Nitrophenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane; Pinacol (4-Nitrophenyl)boronate; 4-Nitrobenzeneboronic Acid Pinacol Ester; 4-Nitrophenyl-B(pin); (4-Nitrophenyl)boronic Acid Pinacol Ester; B-(4-Nitrophenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane; CAS 171364-83-3
EINECS	Contact for details

Quality Control

Our 4-Nitrophenylboronic Acid Pinacol Ester is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and GC, to ensure high purity and consistency. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with every shipment to support your quality assurance protocols.

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 material is hygroscopic (moisture-sensitive); keep the container tightly sealed under an inert atmosphere (e.g., nitrogen or argon) for long-term storage to prevent decomposition.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
Water Content (KF)	≤ 0.5%
Heavy Metals	≤ 20 ppm

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