Description

(E)-2-(3-Methoxypropenyl)-4,4,5,5-Tetramethyl-(1,3,2)-Dioxaborolane is a high-value, advanced boronic ester building block crucial for modern synthetic chemistry. This compound matters because it enables precise carbon-carbon bond formation via Suzuki-Miyaura cross-coupling reactions, a cornerstone methodology for constructing complex molecules. Pharmaceutical, agrochemical, and advanced material researchers need this reagent for the efficient synthesis of novel active ingredients and functional polymers.

Application

• Pharmaceutical Intermediate: Key building block for synthesizing active pharmaceutical ingredients (APIs) and drug candidates through palladium-catalyzed cross-coupling.
• Agrochemical Synthesis: Used in the research and development of novel herbicides, fungicides, and insecticides requiring specific stereochemistry.
• Material Science: Enables the creation of functionalized polymers, liquid crystals, and organic electronic materials via controlled polymerization or functionalization.
• Chemical Research & Development: A versatile reagent in academic and industrial R&D labs for constructing complex organic molecules and exploring new synthetic pathways.
• Suzuki-Miyaura Cross-Coupling: Serves as a stable, air-handleable organoboron partner for coupling with various aryl/vinyl halides or triflates.
• Ligand and Catalyst Development: Used as a precursor for synthesizing novel ligands or metal-organic frameworks (MOFs) with specific properties.

Basic Information

Item	Details
Product Name	(E)-2-(3-Methoxypropenyl)-4,4,5,5-Tetramethyl-(1,3,2)-Dioxaborolane
CAS No.	934342-48-0
Molecular Formula	C₁₀H₁₉BO₃
Molecular Weight	198.07 g/mol
Synonyms	(E)-3-Methoxyprop-1-en-1-ylboronic acid pinacol ester; (E)-2-(3-Methoxyallyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane; trans-2-(3-Methoxypropenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane; (E)-1-Methoxy-3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)prop-1-ene; 3-Methoxy-1-propenylboronic acid pinacol ester (E-isomer); (E)-Methoxypropenyl pinacol boronate
EINECS	Contact for details

Quality Control

Our (E)-2-(3-Methoxypropenyl)-4,4,5,5-Tetramethyl-(1,3,2)-Dioxaborolane is manufactured under strict quality management systems to ensure batch-to-batch consistency and high purity for research and production. All products undergo rigorous analytical testing, including NMR (¹H, ¹³C, ¹¹B), HPLC, and GC analysis. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with each shipment to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). This compound is hygroscopic (moisture-sensitive) and should be handled under an inert atmosphere (argon or nitrogen) for prolonged manipulations to maintain optimal purity and reactivity. Keep away from incompatible materials such as strong oxidizing agents.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (NMR)	Conforms to structure
Purity (HPLC/GC)	≥ 97.0%
Isomeric Purity (E/Z ratio)	≥ 95:5 (E/Z)
Water Content (Karl Fischer)	≤ 0.5%

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