Description

4-(Methoxycarbonyl)Phenylboronic Acid is a high-purity boronic acid derivative, a crucial building block in modern synthetic chemistry. Its core value lies in its dual functionality, combining a reactive boronic acid group with a protected carboxylic acid moiety, enabling precise cross-coupling reactions. This compound is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and advanced materials sectors who require reliable, high-quality intermediates for Suzuki-Miyaura coupling and other catalytic processes.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of active pharmaceutical ingredients (APIs) and drug candidates via Suzuki-Miyaura cross-coupling reactions.
• Agrochemical Synthesis: Used in the development of novel herbicides, fungicides, and insecticides requiring complex biaryl structures.
• Liquid Crystal & OLED Material Production: Serves as a building block for creating advanced organic electronic materials and display components.
• Polymer & Resin Modification: Employed to introduce functional phenyl groups into polymer backbones to tailor material properties.
• Chemical Research & Development: A versatile reagent in academic and industrial R&D labs for constructing complex molecular architectures.
• Sensor & Diagnostic Agent Development: Utilized in the synthesis of molecular probes and sensing materials due to its boronic acid group's affinity for diols.

Basic Information

Product Name	4-(Methoxycarbonyl)Phenylboronic Acid
CAS No.	99768-12-4
Molecular Formula	C9H11BO4
Molecular Weight	194.00 g/mol
Synonyms	(4-(Methoxycarbonyl)phenyl)boronic acid; Methyl 4-boronobenzoate; 4-Carbomethoxyphenylboronic Acid; p-(Methoxycarbonyl)benzeneboronic Acid; B-[4-(Methoxycarbonyl)phenyl]boronic Acid; Methyl p-boronobenzoate; 4-Borono-benzoic acid methyl ester; Benzoic acid, 4-borono-, methyl ester
EINECS	Contact for details

Quality Control

Our 4-(Methoxycarbonyl)Phenylboronic Acid is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and elemental analysis, to ensure high purity and consistency. We provide comprehensive Certificates of Analysis (COA) with every shipment, detailing all specifications and test results. Our commitment to quality supports applications requiring stringent material standards, including cGMP intermediates.

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). Due to its hygroscopic nature, the container must be kept tightly sealed to minimize exposure to atmospheric moisture. For long-term storage, consider using desiccants or storing under an inert atmosphere.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥97.0%
Water Content (KF)	≤1.0%
Melting Point	Contact for details

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