Description

1,3,2-Dioxaborolane, 2-(Cyclopentylidenemethyl)-4,4,5,5-Tetramethyl- is a specialized organoboron reagent featuring a protected boronic ester group. This compound is valued for its stability and reactivity, serving as a crucial intermediate in advanced synthetic chemistry. It is primarily utilized by researchers and process chemists in the pharmaceutical and agrochemical industries for cross-coupling reactions and the synthesis of complex molecules.

Application

• Suzuki-Miyaura Cross-Coupling Reactions: A key building block for forming carbon-carbon bonds in medicinal chemistry and material science.
• Pharmaceutical Intermediate: Used in the synthesis of active pharmaceutical ingredients (APIs) and drug candidates.
• Agrochemical Synthesis: Serves as a precursor in the development of novel herbicides, fungicides, and insecticides.
• Material Science Research: Employed in the creation of organic electronic materials, such as OLEDs and conductive polymers.
• Chemical Biology Probes: Useful for bioconjugation and the development of molecular probes for biological target identification.
• Catalyst and Ligand Development: Acts as a precursor for novel catalysts and ligands in asymmetric synthesis.

Basic Information

Product Name	1,3,2-Dioxaborolane, 2-(Cyclopentylidenemethyl)-4,4,5,5-Tetramethyl-
CAS No.	167693-19-8
Molecular Formula	C₁₄H₂₅BO₂
Molecular Weight	236.16 g/mol
Synonyms	2-(Cyclopentylidenemethyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane; Cyclopentylidene(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)methane; (Cyclopentylidenemethyl)boronic acid pinacol ester; Cyclopentylmethyleneboronic acid pinacol ester; 2-(Cyclopentylmethylene)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane
EINECS	Contact for details

Quality Control

Our 1,3,2-Dioxaborolane, 2-(Cyclopentylidenemethyl)-4,4,5,5-Tetramethyl- is manufactured under strict quality control protocols to ensure batch-to-batch consistency and high purity for research and industrial applications. Each lot is accompanied by a comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles. We adhere to cGMP principles where applicable to support our clients' regulatory requirements.

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). Due to its hygroscopic nature, the container must be kept tightly sealed under an inert atmosphere (e.g., nitrogen or argon) to prevent moisture absorption and degradation.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (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.