Comprehensive Guide to 2-Bromo-1-ethylpyridinium Tetrafluoroborate
Table of Contents
- 1. Product Overview & Key Parameters
- 2. Applications & Industrial Uses
- 3. Operational Guidelines & Safety
- 4. Comparative Analysis with Alternatives
- 5. Client Case Studies
- 6. Procurement & Inquiry
1. Product Overview & Key Parameters
2-Bromo-1-ethylpyridinium Tetrafluoroborate (CAS 65442-31-3) is a highly reactive alkylation agent widely used in organic synthesis.
| Parameter | Specification |
|---|---|
| Molecular Formula | C7H10BrN·BF4 |
| Molecular Weight | 286.88 g/mol |
| Appearance | White to off-white crystalline powder |
| Purity | ≥98% (HPLC) |
| Storage | 2-8°C in dry environment |
2. Applications & Industrial Uses
Primary applications include:
- Peptide synthesis activation
- Preparation of ionic liquids
- Catalyst in nucleophilic substitutions
- Intermediate in pharmaceutical APIs
3. Operational Guidelines & Safety
Typical Reaction Protocol:
- Dissolve 1.0 mmol substrate in anhydrous DMF
- Add 1.2 mmol 2-Bromo-1-ethylpyridinium tetrafluoroborate
- Stir at 25°C under N2 for 2-4 hours
- Quench with ice water and extract with EtOAc
Safety: Use PPE and handle in fume hood due to lachrymatory properties.
4. Comparative Analysis with Alternatives
| Reagent | Reaction Rate | Byproducts | Cost Efficiency |
|---|---|---|---|
| 2-Bromo-1-ethylpyridinium BF4 | Fast (t1/2 <30min) | Low | High |
| DCC | Moderate | DCU precipitation | Medium |
| EDC·HCl | Slow | Water-soluble | Low |
5. Client Case Studies
Case 1: PharmaTech Inc. (USA) achieved 92% yield in atorvastatin intermediate synthesis using this reagent, reducing reaction time by 40% compared to traditional methods.
Case 2: EuroChem Research utilized it in ionic liquid production, achieving 99.5% conductivity purity for battery electrolyte applications.
6. Procurement & Inquiry
Request quotation or technical support:
- Email: info@vivalr.com
- Tel: (86) 15866781826
Our team provides:
- Bulk pricing (1kg to ton-scale)
- Custom synthesis services
- Regulatory documentation support


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