Description

3-Methyl-4-(4,4,5,5-Tetramethyl-1,3,2-Dioxaborolan-2-Yl)Benzaldehyde is a high-value, multi-functional boronic ester derivative that serves as a critical synthetic intermediate in advanced organic chemistry. Its core value proposition lies in enabling precise carbon-carbon bond formation via Suzuki-Miyaura cross-coupling reactions, a cornerstone of modern pharmaceutical and materials science research. This compound is essential for research chemists and process development scientists in the pharmaceutical, agrochemical, and OLED materials industries who require reliable, high-purity building blocks for constructing complex molecular architectures.

Application

• Pharmaceutical Intermediate: Key building block for the synthesis of active pharmaceutical ingredients (APIs) and drug candidates, particularly in oncology and central nervous system (CNS) therapeutic areas.
• Agrochemical Synthesis: Used in the research and development of novel herbicides, fungicides, and insecticides that require specific aryl-methyl substitutions.
• Material Science & OLED Development: Serves as a precursor for creating advanced organic electronic materials, including charge-transport layers and emissive dopants in organic light-emitting diodes (OLEDs).
• Ligand & Catalyst Design: Employed in the synthesis of novel bidentate ligands and organometallic catalysts for asymmetric synthesis and polymerization processes.
• Polymer Chemistry: A monomer or co-monomer for introducing functional aromatic units into specialty polymers, enhancing thermal stability and optical properties.
• Chemical Biology & Probe Development: Utilized to create molecular probes and bioconjugates for studying biological pathways and diagnostic applications.

Basic Information

Product Name	3-Methyl-4-(4,4,5,5-Tetramethyl-1,3,2-Dioxaborolan-2-Yl)Benzaldehyde
CAS No.	1073354-66-1
Molecular Formula	C14H19BO3
Molecular Weight	246.11 g/mol
Synonyms	4-Formyl-2-methylphenylboronic acid pinacol ester; (4-Formyl-2-methylphenyl)boronic acid pinacol ester; 3-Methyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)benzenecarbaldehyde; Pinacol (4-Formyl-2-methylphenyl)boronate; 2-Methyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)benzaldehyde; 4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)-3-methylbenzaldehyde
EINECS	Contact for details

Quality Control

Our production of 3-Methyl-4-(4,4,5,5-Tetramethyl-1,3,2-Dioxaborolan-2-Yl)Benzaldehyde adheres to stringent quality management protocols to ensure batch-to-batch consistency and reliability for your critical synthesis workflows. Each lot undergoes comprehensive analytical characterization, including HPLC, NMR, and GC-MS, to verify identity, purity, and the absence of critical impurities. Certificates of Analysis (COA) detailing all specifications are provided with every shipment and are available upon request.

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). The compound is moisture-sensitive; keep the container tightly sealed under an inert atmosphere (e.g., nitrogen or argon) to prevent degradation. Keep away from heat, sparks, and open flame.

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%
Residue on Ignition	≤ 0.1%

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