1-Butyl-3-methylimidazolium bromide CAS 85100-77-2

Chemical Name: 1-Butyl-3-methylimidazolium bromide
CAS No.:  85100-77-2
Appearance: White to yellow or pink crystalline powder
Assay:≥97.0%

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1-Butyl-3-Methylimidazolium Bromide (CAS 85100-77-2) Technical Guide

1. Product Specifications & Comparative Analysis

Parameter Standard Grade Premium Grade (≥99%)
CAS Number 85100-77-2
Molecular Formula C8H15BrN2
Appearance White to off-white powder High-purity white crystalline solid
Purity ≥98% ≥99%
Melting Point 65-75°C
Density 1.30 g/cm³ (25.1°C)
Solubility Miscible in H2O, CH3OH, CH2Cl2
Packaging 25kg drum Customized vacuum-sealed containers
Storage Below +30°C in dry environment

2. Functional Applications

Core Industrial Uses:

  • Ionic Liquid Solvent: Green chemistry applications in catalysis and organic synthesis
  • Pharmaceutical Intermediate: Synthesis of imidazole-based drug molecules
  • Polymer Modification: Flame retardant additive for plastics and coatings
  • Electrochemical Systems: Electrolyte component in energy storage devices
  • Analytical Chemistry: Mobile phase modifier in HPLC separations

3. Operational Case Studies

Case 1: Pharmaceutical Synthesis Optimization

A leading API manufacturer achieved 22% yield improvement in antihypertensive drug synthesis through controlled reaction media using BMIM-Br as phase-transfer catalyst.

Case 2: Flame Retardant Formulation

Polymer compounder enhanced UL94 rating from HB to V-0 in ABS resins with 3.5% BMIM-Br loading while maintaining mechanical properties.

4. Client Success Stories

Client A: Hubei Widely Chemical Co., Ltd.

  • Application: Ionic liquid-based catalysis systems
  • Volume: 800kg/month continuous supply
  • Result: 15% reduction in palladium catalyst consumption

Client B: Suer Bio-Tech

  • Application: Electrolyte additive for lithium-ion batteries
  • Specification: 99.5% purity with ≤0.1% chloride content
  • Outcome: 12% improvement in battery cycle life

5. Inquiry & Custom Solutions

Request technical specifications or discuss application-specific modifications:

Contact our chemical engineering team:
info@vivalr.com
(86) 15866781826

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