Description

4-Bromophenylboronic Acid-1,3-Propanediol Ester is a protected boronic acid derivative, a crucial intermediate in modern synthetic organic chemistry. Its primary value lies in its enhanced stability compared to the free boronic acid, facilitating handling and storage while remaining reactive in key cross-coupling reactions. This compound is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and advanced materials sectors who require reliable, high-purity building blocks for Suzuki-Miyaura couplings.

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of active pharmaceutical ingredients (APIs) and drug candidates via Suzuki-Miyaura cross-coupling reactions.
• Agrochemical Synthesis: Used in the research and production of novel herbicides, fungicides, and insecticides that require functionalized biphenyl structures.
• Liquid Crystal & OLED Material Production: Serves as a precursor for creating complex organic molecules used in electronic displays and optoelectronic devices.
• Polymer Chemistry: Employed to introduce phenylboronate ester functional groups into polymer backbones for specialty materials.
• Chemical Research & Development: A versatile reagent in academic and industrial R&D labs for constructing carbon-carbon bonds in complex molecule synthesis.
• Ligand & Catalyst Preparation: Used in the synthesis of specialized ligands for catalysis and metal-organic frameworks (MOFs).

Basic Information

Product Name	4-Bromophenylboronic Acid-1,3-Propanediol Ester
CAS No.	54947-91-0
Molecular Formula	C9H10BBrO2
Molecular Weight	240.89 g/mol
Synonyms	4-Bromophenylboronic Acid 1,3-Propanediol Ester; 2-(4-Bromophenyl)-5-methyl-1,3,2-dioxaborinane; 4-Bromobenzeneboronic Acid 1,3-Propanediol Cyclic Ester; (4-Bromophenyl)boronic Acid 1,3-Propanediol Ester; 4-Bromophenylboronic Acid Neopentyl Glycol Ester (related); 4-BBPDE; B-(4-Bromophenyl)-1,3,2-dioxaborinane
EINECS	Contact for details

Quality Control

Our 4-Bromophenylboronic Acid-1,3-Propanediol Ester is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and elemental analysis, to ensure high chemical purity and consistent performance. 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, well-ventilated area at room temperature (15-25°C). The compound is moisture-sensitive; keep the container tightly sealed under an inert atmosphere (e.g., nitrogen or argon) for long-term storage to prevent hydrolysis.

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%

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