Description

2-Methoxy-4-(Methoxymethoxy)-Phenylboronic Acid, Pinacol Ester is a sophisticated boronic ester derivative, a protected form of a key arylboronic acid building block. This compound matters for its enhanced stability and solubility, which facilitates handling and storage compared to its free acid counterpart, making it a superior reagent for sensitive cross-coupling reactions. It is primarily needed by R&D chemists and process development scientists in the pharmaceutical and agrochemical industries for constructing complex molecules via Suzuki-Miyaura coupling.

Application

• Pharmaceutical Intermediate Synthesis: A crucial building block for constructing biaryl and heterobiaryl scaffolds found in active pharmaceutical ingredients (APIs).
• Agrochemical Research & Development: Used in the synthesis of novel herbicides, fungicides, and insecticides requiring specific aryl-aryl linkages.
• Material Science & OLED Development: Serves as a monomer or precursor for creating conjugated polymers and organic electronic materials.
• Suzuki-Miyaura Cross-Coupling Reactions: The pinacol ester group offers improved stability, making it ideal for multi-step syntheses and long-term storage before use.
• Ligand and Catalyst Preparation: Utilized in the development of novel chiral ligands and organometallic catalysts.
• Chemical Biology & Probe Development: Acts as a handle for bioconjugation and the creation of molecular probes for biological target identification.

Basic Information

Product Name	2-Methoxy-4-(Methoxymethoxy)-Phenylboronic Acid, Pinacol Ester
CAS No.	2121513-89-9
Molecular Formula	C15H23BO5
Molecular Weight	294.15 g/mol
Synonyms	2-Methoxy-4-(methoxymethoxy)benzeneboronic acid pinacol ester; 4-(Methoxymethoxy)-2-methoxyphenylboronic acid pinacol ester; [2-Methoxy-4-(methoxymethoxy)phenyl]boronic acid pinacol ester; Pinacol [2-methoxy-4-(methoxymethoxy)phenyl]boronate; B-[2-Methoxy-4-(methoxymethoxy)phenyl]-4,4,5,5-tetramethyl-1,3,2-dioxaborolane; CAS 2121513-89-9; MOM-protected arylboronic ester
EINECS	Contact for details

Quality Control

Our 2-Methoxy-4-(Methoxymethoxy)-Phenylboronic 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. Certificates of Analysis (COA) detailing lot-specific results 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 place at 2-8°C under an inert atmosphere (e.g., nitrogen or argon) due to its hygroscopic nature. Allow the container to reach room temperature before opening to minimize moisture ingress.

Specification

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

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