Description

4-iso-Propoxyphenylboronic Acid Pinacol Ester is a high-purity, protected boronic acid derivative essential for modern synthetic chemistry. This compound serves as a critical building block in cross-coupling reactions, enabling the efficient construction of complex molecular architectures. It is primarily utilized by researchers and process chemists in the pharmaceutical, agrochemical, and advanced materials industries for the development of new active ingredients and functional molecules.

Application

• Pharmaceutical Intermediate: A key precursor in Suzuki-Miyaura cross-coupling reactions for synthesizing novel drug candidates, including kinase inhibitors and other small molecule therapeutics.
• Agrochemical Synthesis: Used in the research and development of new herbicides, fungicides, and plant growth regulators requiring specific biphenyl or aryl structures.
• Material Science Research: Employed in the creation of organic electronic materials, such as polymers for OLEDs (Organic Light-Emitting Diodes) and OFETs (Organic Field-Effect Transistors).
• Chemical Biology & Proteomics: Acts as a versatile handle for bioconjugation and the synthesis of molecular probes used in target identification and validation studies.
• Ligand & Catalyst Development: Serves as a starting material for synthesizing specialized ligands and organometallic catalysts used in asymmetric synthesis.
• Custom Synthesis & Contract Manufacturing: A valuable reagent for custom synthesis houses and CDMOs (Contract Development and Manufacturing Organizations) serving global clients.

Basic Information

Product Name	4-iso-Propoxyphenylboronic Acid Pinacol Ester
CAS No.	502649-34-5
Molecular Formula	C15H23BO3
Molecular Weight	262.15 g/mol
Synonyms	4-(Isopropoxy)phenylboronic Acid Pinacol Ester; (4-Isopropoxyphenyl)boronic Acid Pinacol Ester; 4-Isopropoxyphenylboronic Acid Pinacol Ester; Pinacol 4-Isopropoxyphenylboronate; B-[4-(1-Methylethoxy)phenyl]-4,4,5,5-tetramethyl-1,3,2-dioxaborolane; 4,4,5,5-Tetramethyl-2-[4-(propan-2-yloxy)phenyl]-1,3,2-dioxaborolane; Boronic acid, B-[4-(1-methylethoxy)phenyl]-, 4,4,5,5-tetramethyl-1,3,2-dioxaborolane ester
EINECS	Contact for details

Quality Control

Our 4-iso-Propoxyphenylboronic Acid Pinacol Ester is manufactured under strict quality control protocols to ensure batch-to-batch consistency and high purity for research and development applications. Each lot is analyzed using advanced techniques including HPLC, NMR, and GC to confirm identity and purity. Certificates of Analysis (COA) detailing all specifications are provided with every shipment and are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Keep away from heat, sparks, and open flame. The compound is light-sensitive (store away from light).

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%
Residue on Ignition	≤ 0.1%

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