Description

2-Cyclopentyl-1,3-dioxaborinane is a valuable organoboron reagent, specifically a cyclic boronic ester, widely used in modern synthetic chemistry. Its primary value lies in its role as a versatile building block for Suzuki-Miyaura cross-coupling reactions, enabling the efficient formation of carbon-carbon bonds. This compound is essential for researchers and process chemists in the pharmaceutical, agrochemical, and advanced materials sectors who require high-purity intermediates for complex molecule synthesis.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of active pharmaceutical ingredients (APIs) via palladium-catalyzed cross-coupling reactions.
• Agrochemical Synthesis: Used to construct complex molecular frameworks found in modern herbicides, fungicides, and insecticides.
• Ligand & Catalyst Development: Serves as a starting material for creating novel boron-containing ligands and catalysts.
• Material Science Research: Employed in the development of organic electronic materials, such as OLEDs and semiconductors.
• Chemical Biology Probes: Utilized to synthesize boron-based probes for bioimaging and diagnostic applications.
• Academic & Industrial R&D: A fundamental reagent for method development and exploratory synthesis in organic chemistry laboratories.

Basic Information

Product Name	2-Cyclopentyl-1,3-dioxaborinane
CAS No.	30169-74-5
Molecular Formula	C8H15BO2
Molecular Weight	154.02 g/mol
Synonyms	Cyclopentyl-1,3,2-dioxaborinane; 2-Cyclopentyl-1,3,2-dioxaborinane; Cyclopentylboronic acid cyclic ester; Cyclopentylboronic ester; Cyclopentyl-1,3,2-dioxaborolane (common name for 5-membered analog, often used interchangeably); Cyclopentyl boronates; Boronic acid, cyclopentyl-, cyclic ester
EINECS	Contact for details

Quality Control

Our 2-Cyclopentyl-1,3-dioxaborinane is manufactured under strict quality management systems to ensure batch-to-batch consistency and high purity, critical for sensitive cross-coupling reactions. Each lot is analyzed using advanced techniques including NMR, GC, and HPLC to verify identity, purity, and impurity profiles. A comprehensive Certificate of Analysis (COA) detailing all specifications 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 a controlled room temperature (15-25°C). This product is hygroscopic (moisture-sensitive) and should be handled under an inert atmosphere (argon or nitrogen) for long-term storage and when dispensing to prevent hydrolysis and maintain reactivity.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (GC)	≥ 95.0%
Purity (NMR)	≥ 95.0%
Water Content (KF)	≤ 0.5%

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