Description

trans-4,4,5,5-Tetramethyl-2-Oct-1-Enyl-1,3,2-Dioxaborolane CAS NO 170942-79-7 is a high-purity, organoboron reagent featuring a long-chain alkenyl substituent, making it a valuable building block in advanced synthetic chemistry. Its primary value lies in its role as a key intermediate in Suzuki-Miyaura cross-coupling reactions, enabling the efficient construction of complex carbon-carbon bonds. This compound is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and materials science sectors who require reliable, high-quality precursors for drug discovery, ligand synthesis, and the development of functional organic materials.

Application

• Pharmaceutical Intermediate: A critical precursor in the synthesis of active pharmaceutical ingredients (APIs) and drug candidates via palladium-catalyzed cross-coupling.
• Agrochemical Synthesis: Used to construct complex molecular frameworks for novel herbicides, fungicides, and plant growth regulators.
• Materials Science: Serves as a monomer or building block for creating advanced polymers, liquid crystals, and organic electronic materials.
• Chemical Research: A versatile reagent in academic and industrial R&D for exploring new synthetic methodologies and creating compound libraries.
• Ligand and Catalyst Development: Employed in the preparation of specialized phosphine or N-heterocyclic carbene (NHC) ligands for catalysis.
• Fine Chemical Production: Integral to the multi-step synthesis of complex, high-value specialty chemicals and flavors/fragrances.

Basic Information

Product Name	trans-4,4,5,5-Tetramethyl-2-Oct-1-Enyl-1,3,2-Dioxaborolane
CAS No.	170942-79-7
Molecular Formula	C16H31BO2
Molecular Weight	266.23 g/mol
Synonyms	trans-2-(Oct-1-en-1-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane; (E)-4,4,5,5-Tetramethyl-2-(oct-1-en-1-yl)-1,3,2-dioxaborolane; (E)-2-Octenylboronic Acid Pinacol Ester; (E)-1-Octenylboronic Acid Pinacol Ester; (E)-Oct-1-en-1-ylboronic Acid Pinacol Ester; trans-1-Octenylboronic Acid Pinacol Ester; trans-2-(1-Octenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane
EINECS	Contact for details

Quality Control

Our production of trans-4,4,5,5-Tetramethyl-2-Oct-1-Enyl-1,3,2-Dioxaborolane adheres to stringent quality management protocols. Every batch undergoes comprehensive analytical testing, including NMR, HPLC, and GC analysis, to verify identity, purity, and the absence of critical impurities. We provide a detailed Certificate of Analysis (COA) with each shipment, ensuring full traceability and compliance with your research or manufacturing specifications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area. Recommended storage temperature is between 2°C and 8°C under an inert atmosphere (argon or nitrogen) for long-term stability, as the compound is moisture-sensitive. Allow the container to reach room temperature before opening to prevent condensation.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (NMR)	Conforms to structure
Purity (GC/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.