3-Bromo-4-Nitropyridine: Comprehensive User Guide
Table of Contents
1. Product Overview & Specifications
| Parameter | Details |
|---|---|
| CAS Number | 89364-04-5 |
| Molecular Formula | C5H3BrN2O2 |
| Molecular Weight | 202.99 g/mol |
| Appearance | White to pale yellow crystalline powder |
| Melting Point | 66-67°C |
| Density | 1.833 g/cm³ |
| Storage | -20°C under inert gas (N2 or Ar) |
Supplier Comparison
| Brand | Purity | Packaging | Price Range |
|---|---|---|---|
| Shishen (Hubei) | 99% | 1kg/25kg drums | Contact for quote |
| Leyan Reagents | 98% | 1g/5g vials | $39 (1g), $168 (5g) |
2. Key Applications
- Pharmaceutical Intermediates: Critical precursor in synthesizing kinase inhibitors and antiviral agents.
- Agrochemicals: Building block for nitrogen-containing pesticides.
- Organic Synthesis: Versatile substrate for cross-coupling reactions (e.g., Suzuki-Miyaura).
- Material Science: Used in coordination chemistry for ligand design.
3. Usage Guidelines
Handling Precautions
- Use PPE (gloves, goggles) in ventilated areas
- Avoid contact with strong oxidizers
- Store away from moisture and light
Reaction Optimization
- Optimal temperature range: 80-120°C
- Compatible solvents: DMF, THF, DCM
- Typical reaction time: 4-12 hours
4. Case Studies
Case 1: Anticancer Drug Intermediate
A research team successfully synthesized a Bruton’s tyrosine kinase (BTK) inhibitor using 3-bromo-4-nitropyridine as the key intermediate, achieving 92% yield in Buchwald-Hartwig amination.
Case 2: Herbicide Development
In agrochemical R&D, this compound enabled the creation of a novel pyridine-based herbicide with 40% improved weed control efficacy compared to commercial benchmarks.
5. Client Success Stories
Pharma Company A (Shanghai)
- Used 500kg batch for COVID-19 protease inhibitor project
- Achieved 99.3% HPLC purity in final API
- Reduced synthesis steps from 8 to 5
Research Institute B (Boston)
- Developed novel ADC linker using 3-bromo-4-nitropyridine
- Published in Nature Chemistry (2024)
- Patent filed: US2024034567A1
6. Request a Quote
Contact our technical team for bulk pricing, SDS, or custom synthesis requirements:


评论
目前还没有评论。