Description

3-Ethoxycarbonyl-4-(Trifluoromethoxy)Phenylboronic Acid Pinacol Ester is a high-purity, advanced boronic ester building block designed for sophisticated cross-coupling reactions. This compound is critical for the efficient synthesis of complex molecules, offering superior stability and reactivity compared to its boronic acid counterpart. It is primarily utilized by research chemists and process development scientists in the pharmaceutical and agrochemical industries for constructing 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 create complex, fluorinated aromatic structures found in advanced herbicides, fungicides, and insecticides.
• Material Science Research: Serves as a building block for developing organic electronic materials, such as OLEDs and semiconductors, where the trifluoromethoxy group modulates electronic properties.
• Ligand and Catalyst Development: Employed in the preparation of specialized ligands for catalysis and metal-organic frameworks (MOFs).
• Chemical Biology Probes: Utilized to create tagged molecules for studying biological pathways and protein interactions.
• Custom Synthesis and Contract Manufacturing: Supplied to CDMOs for the production of bespoke compounds under cGMP or research-grade conditions.

Basic Information

Product Name	3-Ethoxycarbonyl-4-(Trifluoromethoxy)Phenylboronic Acid Pinacol Ester
CAS No.	2121515-17-9
Molecular Formula	C16H20BF3O5
Molecular Weight	360.14 g/mol
Synonyms	[3-(Ethoxycarbonyl)-4-(trifluoromethoxy)phenyl]boronic acid pinacol ester; 4-(Trifluoromethoxy)-3-ethoxycarbonylbenzeneboronic acid pinacol ester; Pinacol [3-(ethoxycarbonyl)-4-(trifluoromethoxy)phenyl]boronate; 3-Carbethoxy-4-(trifluoromethoxy)phenylboronic acid pinacol ester; Ethyl 4-(trifluoromethoxy)-3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)benzoate; Boronic acid, B-[3-(ethoxycarbonyl)-4-(trifluoromethoxy)phenyl]-, 1,1-dimethylethyl ester (9CI); 2121515-17-9
EINECS	Contact for details

Quality Control

Every batch of our 3-Ethoxycarbonyl-4-(Trifluoromethoxy)Phenylboronic Acid Pinacol Ester undergoes rigorous analytical testing to ensure it meets the stringent purity requirements for advanced synthetic applications. Our standard quality protocol includes HPLC, NMR, and MS analysis to confirm identity and purity. A comprehensive Certificate of Analysis (COA) detailing all test results is provided with each shipment. We support development under quality systems suitable for research and pre-clinical use.

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); containers must be kept tightly sealed under an inert atmosphere (e.g., nitrogen or argon) after opening to prevent degradation.

Specification

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

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