N-Acetyl-L-cysteine Ethyl Ester (CAS 59587-09-6): Comprehensive Technical Guide
Table of Contents
1. Basic Information & Comparative Analysis
| Parameter | Specification |
|---|---|
| CAS Number | 59587-09-6 |
| Molecular Formula | C7H13NO3S |
| Molecular Weight | 191.25 g/mol |
| Structural Analogues | N-Acetylcysteine (CAS 616-91-1) N-Acetyl-S-benzyl-L-cysteine (CAS 19542-77-9) |
2. Physicochemical Properties
| Property | Value |
|---|---|
| Appearance | Off-white crystalline powder |
| Density | 1.138 g/cm³ |
| Boiling Point | 337.6°C at 760 mmHg |
| Refractive Index | 1.48 |
| Flash Point | 158°C |
3. Synthetic Pathways
Primary Synthesis Route:
Ethyl esterification of N-Acetyl-L-cysteine (CAS 616-91-1) using ethanol under acid catalysis, achieving 47% yield.
Alternative Method:
Thiol protection-deprotection strategy using 2-hydroxybenzoyl chloride, yielding 44% final product.
4. Commercial Specifications
| Parameter | Pharma Grade | Research Grade |
|---|---|---|
| Purity | ≥99% | ≥95% |
| Heavy Metals | <10 ppm | <20 ppm |
| Packaging | 25kg sealed drums | 1g-5g aliquots |
5. Industrial Applications
- Neuroprotective agent in cognitive enhancement formulations
- Antioxidant precursor in nutraceutical products
- Intermediate in peptide synthesis
- Reference standard in analytical chemistry
6. Supplier Information
| Supplier | Location | Minimum Order |
|---|---|---|
| Suzhou Mailun Biotechnology | Jiangsu, China | 25kg drum |
| Meryer Chemical | Shanghai, China | 100mg |
| Amresco | Ohio, USA | 1kg |
Contact for Technical Consultation:
Email: info@vivalr.com
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