Description

3,5-Dichlorophenylboronic Acid, Pinacol Ester is a high-purity, protected boronic acid derivative essential for modern synthetic chemistry. This compound matters as a critical building block in cross-coupling reactions, enabling the efficient and selective formation of carbon-carbon bonds. It is primarily needed by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and advanced materials industries for synthesizing complex molecules and novel chemical entities.

Application

• Suzuki-Miyaura Cross-Coupling Reactions: A key reagent for constructing biaryl and heterobiaryl scaffolds prevalent in active pharmaceutical ingredients (APIs) and agrochemicals.
• Pharmaceutical Intermediate Synthesis: Used in the research and production of drug candidates, particularly those containing substituted phenyl or heterocyclic groups.
• Agrochemical Development: Serves as a precursor for creating novel herbicides, fungicides, and insecticides with specific activity profiles.
• Material Science Research: Employed in the synthesis of organic electronic materials, such as ligands for OLEDs and conductive polymers.
• Chemical Biology & Proteomics: Utilized in the development of molecular probes and activity-based protein profiling (ABPP) reagents.
• Custom Synthesis & Contract Manufacturing: A valuable starting material for custom synthesis houses serving diverse industrial clients.

Basic Information

Product Name	3,5-Dichlorophenylboronic Acid, Pinacol Ester
CAS No.	68716-51-8
Molecular Formula	C12H15BCl2O2
Molecular Weight	273.96 g/mol
Synonyms	2-(3,5-Dichlorophenyl)-5,5-dimethyl-1,3,2-dioxaborinane; 3,5-Dichlorophenylboronic Acid Pinacol Ester; 3,5-Dichlorophenylboronic Acid Pinanediol Ester (common misnomer); Pinacol (3,5-Dichlorophenyl)boronate; (3,5-Dichlorophenyl)boronic Acid Pinacol Ester; B-(3,5-Dichlorophenyl)-5,5-dimethyl-1,3,2-dioxaborinane; Boronic acid, B-(3,5-dichlorophenyl)-, 2,2-dimethyl-1,3-propanediyl ester
EINECS	Contact for details

Quality Control

Our 3,5-Dichlorophenylboronic Acid, Pinacol Ester is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and GC analysis, to ensure high chemical purity and identity confirmation. Certificates of Analysis (COA) detailing purity, impurity profile, and physical characteristics are available upon request to support your quality assurance and regulatory documentation needs.

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 product is hygroscopic (moisture-sensitive) and should be handled under an inert atmosphere (e.g., nitrogen or argon) for prolonged storage or when opening the container to prevent degradation.

Specification

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

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