Description

trans-2-(4,4,5,5-Tetramethyl-1,3,2-Dioxaborolan-2-Yl)Styrene is a high-purity, versatile boronic ester derivative featuring a reactive vinyl group. This compound is a critical advanced pharmaceutical intermediate (API) and a key building block in modern synthetic chemistry, enabling efficient carbon-carbon bond formation. It is primarily utilized by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and materials science industries for constructing complex molecular architectures.

Application

• Suzuki-Miyaura Cross-Coupling Reactions: Serves as a pivotal reagent for introducing styrenyl boronate functionality into target molecules, a fundamental step in drug discovery and development.
• Pharmaceutical Intermediate: Used in the synthesis of active pharmaceutical ingredients (APIs) for various therapeutic areas, including oncology and central nervous system (CNS) disorders.
• Agrochemical Synthesis: Acts as a key precursor in creating novel herbicides, fungicides, and insecticides with enhanced efficacy.
• Polymer & Material Science: Employed in the production of specialty polymers, OLED materials, and liquid crystals due to its polymerizable vinyl group.
• Organic Light-Emitting Diodes (OLEDs): Functions as a building block for electron-transport or emissive layer materials in display and lighting technologies.
• Chemical Research & Development: A valuable tool for academic and industrial researchers exploring new synthetic methodologies and creating compound libraries.

Basic Information

Product Name	trans-2-(4,4,5,5-Tetramethyl-1,3,2-Dioxaborolan-2-Yl)Styrene
CAS No.	78782-27-1
Molecular Formula	C14H19BO2
Molecular Weight	230.11 g/mol
Synonyms	2-Vinylphenylboronic Acid Pinacol Ester; (2-Ethenylphenyl)boronic Acid Pinacol Ester; trans-2-Vinylbenzeneboronic Acid Pinacol Ester; 2-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)styrene; 2-Vinylphenylboronic Acid, Pinacol Ester; 2-Ethenylbenzeneboronic Acid Pinacol Ester; B-(2-Vinylphenyl)boronic Acid Pinacol Ester
EINECS	Contact for details

Quality Control

Our trans-2-(4,4,5,5-Tetramethyl-1,3,2-Dioxaborolan-2-Yl)Styrene is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing, including HPLC, NMR, and GC analysis, to ensure high chemical purity and consistent performance in critical applications. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are provided with each 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). This product is hygroscopic (moisture-sensitive) and should be handled under an inert atmosphere (e.g., nitrogen or argon) for long-term storage or 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%
Melting Point	Contact for details
Water Content (KF)	≤ 0.5%

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