Description

Borane,(4-Bromophenyl)Bis(2,4,6-Trimethylphenyl)- CAS NO 38186-40-2 is a specialized organoborane compound, specifically a sterically hindered triarylborane. This compound matters as a highly valuable precursor and catalyst in advanced organic synthesis, particularly for its role in facilitating challenging coupling and polymerization reactions. It is primarily needed by R&D chemists and process engineers in the pharmaceutical, agrochemical, and advanced materials sectors for developing novel active ingredients and functional polymers.

Application

• Catalyst in Organic Synthesis: Acts as a Lewis acid catalyst or co-catalyst in various organic transformations, including hydroboration and cross-coupling reactions.
• Polymerization Initiator/Co-catalyst: Used in the synthesis of specialty polymers and plastics, particularly where controlled molecular weight and architecture are critical.
• Pharmaceutical Intermediate: Serves as a key building block in the multi-step synthesis of complex drug molecules and active pharmaceutical ingredients (APIs).
• Agrochemical Research: Employed in the development of novel pesticides, herbicides, and plant growth regulators.
• Material Science Research: Utilized in the creation of organic electronic materials, such as OLEDs and organic semiconductors.
• Ligand for Metal Complexes: Can be used to form sophisticated ligands for transition metal catalysts used in asymmetric synthesis.
• Academic & Industrial R&D: A valuable reagent for methodological development and exploring new reaction pathways in chemical research laboratories.

Basic Information

Product Name	Borane,(4-Bromophenyl)Bis(2,4,6-Trimethylphenyl)-
CAS No.	38186-40-2
Molecular Formula	C29H30BBr
Molecular Weight	469.27 g/mol
Synonyms	(4-Bromophenyl)bis(2,4,6-trimethylphenyl)borane; Tris(2,4,6-trimethylphenyl)(4-bromophenyl)borane; Borane, (4-bromophenyl)bis(2,4,6-trimethylphenyl)-; B(2,4,6-Me3C6H2)2(4-BrC6H4); (4-Bromophenyl)di(2,4,6-trimethylphenyl)borane; Mes2B(4-BrPh); Triarylborane derivative (4-Br); Contact for additional synonyms.
EINECS	Contact for details

Quality Control

Our Borane,(4-Bromophenyl)Bis(2,4,6-Trimethylphenyl)- is manufactured under strict quality protocols. Each batch undergoes rigorous analytical testing, including NMR and HPLC, to ensure high purity and batch-to-batch consistency suitable for sensitive synthetic applications. Certificates of Analysis (COA) with detailed specifications are provided to guarantee compliance with your research and production requirements.

Storage

Preserve in a tightly closed container, protected from light. Store under an inert atmosphere (e.g., nitrogen or argon) at 2-8°C or as specified on the label. This material is moisture-sensitive and easily oxidized; ensure containers are sealed immediately after use to minimize exposure to air and humidity. Keep away from incompatible materials.

Specification

Item	Specification
Appearance	White to off-white solid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
1H NMR	Conforms
11B NMR	Conforms
Melting Point	Contact for details

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