Description

E-Hexen-1-Ylboronic Acid CAS NO 42599-18-8 is a high-purity organoboron compound, specifically a terminal alkenylboronic acid, valued for its role as a versatile building block in cross-coupling reactions. Its primary commercial significance lies in enabling the efficient synthesis of complex organic molecules through reliable carbon-carbon bond formation. This chemical is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and advanced materials sectors who require precise and scalable synthetic intermediates.

Application

• Pharmaceutical Intermediate: A key reagent in Suzuki-Miyaura cross-coupling reactions for constructing biaryl and other complex molecular scaffolds in active pharmaceutical ingredient (API) development.
• Agrochemical Synthesis: Used in the production of novel herbicides, fungicides, and insecticides that require specific alkenyl or extended carbon chain structures.
• Material Science Research: Serves as a monomer or functionalization agent in the development of organic semiconductors, liquid crystals, and polymeric materials.
• Chemical Biology & Diagnostics: Employed in the synthesis of probes, tags, and linker molecules for bioconjugation and assay development.
• Fine Chemical Production: Facilitates the synthesis of specialty flavors, fragrances, and other high-value organic compounds.
• Academic & Process R&D: A standard reagent in laboratory-scale research and process optimization for novel synthetic routes.

Basic Information

Product Name	E-Hexen-1-Ylboronic Acid
CAS No.	42599-18-8
Molecular Formula	C6H13BO2
Molecular Weight	128.98 g/mol
Synonyms	(E)-Hex-1-en-1-ylboronic Acid; trans-1-Hexenylboronic Acid; (E)-1-Hexenylboronic Acid; 1-Hexen-1-ylboronic Acid (E)-; B-(1E)-1-Hexen-1-yl-Boronic Acid; (E)-1-Hexeneboronic Acid; Boronic acid, B-[(1E)-1-hexen-1-yl]-
EINECS	Contact for details

Quality Control

Our E-Hexen-1-Ylboronic Acid is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including NMR (¹H, ¹¹B, ¹³C), HPLC for purity assessment, and Karl Fischer titration for moisture content, to ensure it meets precise specifications for cross-coupling applications. A comprehensive Certificate of Analysis (COA) documenting identity, purity, and assay is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at 2-8°C. This product is hygroscopic (moisture-sensitive) and light-sensitive. For long-term storage, consider storing under an inert atmosphere (argon or nitrogen) to maintain optimal purity and reactivity.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
NMR Purity (¹H)	Conforms

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