Description

4-Formyl-3,5-Dimethylphenylboronic Acid is a high-value, multifunctional boronic acid derivative that serves as a critical building block in modern synthetic chemistry. Its unique structure, featuring both a formyl group and a boronic acid moiety on a dimethyl-substituted aromatic ring, makes it an exceptionally versatile intermediate for constructing complex molecular architectures. This compound is primarily sought after by research chemists and process development scientists in the pharmaceutical and agrochemical industries for applications in cross-coupling reactions and the synthesis of novel active ingredients.

Application

• Pharmaceutical Intermediate: A key precursor in Suzuki-Miyaura cross-coupling reactions for synthesizing novel drug candidates, particularly in oncology and CNS therapeutic areas.
• Agrochemical Synthesis: Used to construct complex heterocyclic and biphenyl structures found in advanced herbicides, fungicides, and insecticides.
• Material Science Research: Employed in the development of organic electronic materials, such as OLEDs and organic semiconductors, due to its conjugated system.
• Ligand and Catalyst Development: Serves as a starting material for synthesizing specialized ligands used in asymmetric catalysis and metal-organic frameworks (MOFs).
• Chemical Biology Probes: Utilized in the creation of boronic acid-based sensors and probes for detecting sugars and other biologically relevant molecules.
• Polymer Chemistry: Acts as a monomer or cross-linking agent in the synthesis of specialty polymers with tailored properties.

Basic Information

Product Name	4-Formyl-3,5-Dimethylphenylboronic Acid
CAS No.	1218790-71-6
Molecular Formula	C9H11BO3
Molecular Weight	177.99 g/mol
Synonyms	(4-Formyl-3,5-dimethylphenyl)boronic acid; 3,5-Dimethyl-4-formylbenzeneboronic acid; 4-Borono-2,6-dimethylbenzaldehyde; 2,6-Dimethyl-4-boronobenzaldehyde; 4-Formyl-3,5-dimethylbenzeneboronic acid; 1218790-71-6; (4-Formyl-3,5-dimethylphenyl)boronic acid pinacol ester (common derivative)
EINECS	Contact for details

Quality Control

Our 4-Formyl-3,5-Dimethylphenylboronic Acid is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation via NMR and IR spectroscopy, to ensure it meets the high standards required for research and process chemistry. Certificates of Analysis (COA) detailing batch-specific results are provided and 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). This material is hygroscopic (moisture-sensitive) and must be kept under an inert atmosphere (e.g., nitrogen or argon) for long-term storage to prevent degradation.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Water Content (KF)	≤ 1.0%
Heavy Metals	≤ 20 ppm

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