Description

1,3,2-Dioxaborolane, 4,4,5,5-Tetramethyl-2-[4'-(1-Methylethoxy)[1,1'-Biphenyl]-4-Yl]- is a high-purity, advanced boronic ester derivative, a critical intermediate in modern synthetic chemistry. Its value lies in its role as a versatile coupling partner in Suzuki-Miyaura cross-coupling reactions, enabling the efficient construction of complex biaryl structures. This compound is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and materials science industries, particularly in the development of active pharmaceutical ingredients (APIs), liquid crystal materials, and organic electronic components.

Application

• Pharmaceutical Intermediate: Key building block for synthesizing novel drug candidates, especially those containing biphenyl or extended aromatic systems.
• Agrochemical Synthesis: Used in the research and production of advanced herbicides and fungicides with specific activity profiles.
• Organic Light-Emitting Diodes (OLEDs): Serves as a precursor for electron-transport materials and emissive layer components in display and lighting technologies.
• Liquid Crystal Materials: Integral in the synthesis of biphenyl-based mesogens for LCD screens and optical devices.
• Polymer Chemistry: Employed in the creation of functionalized polymers and dendrimers with tailored electronic or mechanical properties.
• Chemical Research & Development: A valuable reagent for academic and industrial R&D labs exploring new C-C bond formation methodologies and complex molecule synthesis.

Basic Information

Product Name	1,3,2-Dioxaborolane, 4,4,5,5-Tetramethyl-2-[4'-(1-Methylethoxy)[1,1'-Biphenyl]-4-Yl]-
CAS No.	2828440-21-5
Molecular Formula	C21H27BO3
Molecular Weight	338.25 g/mol
Synonyms	4'-(Isopropoxy)-[1,1'-biphenyl]-4-boronic acid pinacol ester; 4-(4-Isopropoxyphenyl)phenylboronic acid pinacol ester; 4'-Isopropoxybiphenyl-4-boronic acid pinacol ester; [4'-(1-Methylethoxy)[1,1'-biphenyl]-4-yl]boronic acid pinacol ester; 4'-Isopropoxy-[1,1'-biphenyl]-4-ylboronic acid pinacol ester; PINACOL 4'-(ISOPROPOXY)BIPHENYL-4-BORONATE
EINECS	Contact for details

Quality Control

Our 1,3,2-Dioxaborolane, 4,4,5,5-Tetramethyl-2-[4'-(1-Methylethoxy)[1,1'-Biphenyl]-4-Yl]- is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and GC, to ensure high chemical purity and structural integrity. Certificates of Analysis (COA) detailing identity, purity, and impurity profiles are provided with every shipment to support your quality assurance and regulatory compliance needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). The compound is light-sensitive (store away from light) and should be handled under an inert atmosphere when appropriate to maximize shelf-life 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%
Residue on Ignition	≤ 0.1%

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