Description

3-Methoxy-4-Methoxycarbonylphenylboronic Acid, Pinacol Ester is a high-purity, protected boronic acid ester derivative, a critical building block in modern synthetic chemistry. This compound is valued for its stability and reactivity, serving as a key intermediate in cross-coupling reactions like the Suzuki-Miyaura reaction. It is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and advanced materials sectors who require reliable, high-quality intermediates for complex molecule synthesis.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of active pharmaceutical ingredients (APIs) and drug candidates, particularly those with complex biaryl or heterobiaryl structures.
• Agrochemical Synthesis: Used in the research and production of novel herbicides, fungicides, and insecticides that require specific aromatic frameworks.
• Material Science Research: Employed in the development of organic electronic materials, such as organic light-emitting diodes (OLEDs) and semiconductors, where precise molecular architecture is crucial.
• Ligand and Catalyst Development: Serves as a starting material for creating specialized ligands and organometallic catalysts used in asymmetric synthesis.
• Chemical Biology & Proteomics: Utilized in the synthesis of molecular probes and activity-based protein profiling (ABPP) reagents.
• Academic & Industrial R&D: A fundamental reagent for method development and exploring new synthetic pathways in organic chemistry laboratories worldwide.

Basic Information

Product Name	3-Methoxy-4-Methoxycarbonylphenylboronic Acid, Pinacol Ester
CAS No.	603122-40-3
Molecular Formula	C15H21BO5
Molecular Weight	292.14 g/mol
Synonyms	4-(Methoxycarbonyl)-3-methoxyphenylboronic acid pinacol ester; (4-(Methoxycarbonyl)-3-methoxyphenyl)boronic acid pinacol ester; 3-Methoxy-4-(methoxycarbonyl)benzeneboronic acid pinacol ester; Methyl 2-methoxy-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)benzoate; Pinacol [3-methoxy-4-(methoxycarbonyl)phenyl]boronate; Contact for additional synonyms.
EINECS	Contact for details

Quality Control

Our 3-Methoxy-4-Methoxycarbonylphenylboronic Acid, Pinacol Ester is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and GC, to ensure high chemical purity and identity confirmation. Certificates of Analysis (COA) detailing all specifications are provided with every shipment to guarantee traceability and batch-to-batch consistency, meeting the stringent requirements of R&D and production environments.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (typically 15-25°C). Keep away from heat, sparks, and open flame. For long-term storage, consider storing under an inert atmosphere to maintain optimal stability.

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
Loss on Drying	≤0.5%

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