Description

2-Chloro-1,3,2-Benzodioxaborole is a versatile organoboron reagent featuring a reactive chloro substituent on the boron atom. This compound is a critical building block in modern synthetic chemistry, enabling efficient cross-coupling and functional group transformations. It is primarily utilized by researchers and manufacturers in the pharmaceutical, agrochemical, and advanced materials sectors for the synthesis of complex molecules and novel polymers.

Application

• Pharmaceutical Intermediate: A key reagent in Suzuki-Miyaura cross-coupling reactions for constructing biaryl structures found in active pharmaceutical ingredients (APIs).
• Agrochemical Synthesis: Used in the production of advanced herbicides, fungicides, and insecticides that require specific boron-containing motifs.
• Polymer & Material Science: Serves as a monomer or functionalization agent in the development of boron-based polymers, OLED materials, and other specialty materials.
• Organic Synthesis Reagent: Employed as a versatile boron source for introducing phenylboronic acid equivalents under mild conditions.
• Catalyst & Ligand Precursor: Acts as a precursor for generating novel boron-containing catalysts and ligands used in asymmetric synthesis.
• Research & Development: Essential for academic and industrial R&D labs exploring new synthetic methodologies and boron chemistry.

Basic Information

Product Name	2-Chloro-1,3,2-Benzodioxaborole
CAS No.	55718-76-8
Molecular Formula	C6H4BClO2
Molecular Weight	154.36 g/mol
Synonyms	2-Chlorobenzo[d][1,3,2]dioxaborole; 2-Chloro-1,3,2-benzodioxaborole; Catecholchloroborane; 2-Chlorobenzo-1,3,2-dioxaborole; Phenylboronic Acid Chlorocatechol Ester; 2-Chloro-2H-1,3,2-benzodioxaborole; Chlorocatecholborane; Contact for details on additional synonyms.
EINECS	Contact for details

Quality Control

Our 2-Chloro-1,3,2-Benzodioxaborole is produced under strict quality management protocols. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and titration methods, to ensure high purity and consistency. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with every shipment to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed under an inert atmosphere (e.g., nitrogen or argon) after opening to prevent decomposition.

Specification

Item	Specification
Appearance	White to off-white crystalline solid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Melting Point	Contact for details
Water Content (KF)	≤ 0.5%

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