2,7-Dihydroxynaphthalene (CAS 582-17-2) Technical Guide
Table of Contents
1. Product Specifications & Comparative Analysis
| Parameter | Specification | Industry Benchmark |
|---|---|---|
| Chemical Name | 2,7-Dihydroxynaphthalene | Naphthalene Derivatives |
| CAS Number | 582-17-2 | – |
| Molecular Formula | C10H8O2 | – |
| Appearance | Grayish-white crystalline powder | White/Off-white powders |
| Purity (HPLC) | ≥99% | ≥98% |
| Melting Point | 185-190°C | 180-195°C |
2. Key Applications & Industrial Uses
Core Functional Areas:
- Dye Intermediate: Critical precursor for naphthol-based dyes
- Pharmaceutical Synthesis: Building block for APIs and specialty chemicals
- Research Reagent: Used in organic synthesis studies
- Electrochemical Applications: Component in sensor development
3. Synthesis Methods & Process Optimization
Primary Production Routes:
- Diacetyl Protection Method:
- Starting Material: 2,7-Diacetylnaphthalene
- Reaction: Acid-catalyzed hydrolysis
- Yield: 91% (optimized conditions)
- Direct Hydroxylation:
- Catalyst: Transition metal complexes
- Temperature Range: 120-150°C
- Yield: 67% (industrial scale)
4. Safety Protocols & Handling Guidelines
| Hazard Category | GHS Classification | Protective Measures |
|---|---|---|
| Skin Irritation | Category 2 | Wear nitrile gloves |
| Eye Damage | Category 2A | Use chemical goggles |
| Respiratory Risk | STOT SE 3 | NIOSH-approved respirator |
First Aid Measures: Flush exposed areas with water for 15 minutes; seek medical attention if irritation persists.
5. Verified Supplier Profiles
Certified Manufacturers:
| Supplier | Specification | Packaging | Contact |
|---|---|---|---|
| Wuhan Dingxintong Pharmaceutical | ≥99% purity | 25kg fiber drums | Dong Hao: +86 13429867250 |
| Beijing Yita Biotechnology | HPLC≥98% | 100mg-1kg options | Liu Xin: +86 13321108309 |
Technical Consultation & Bulk Orders
Email: info@vivalr.com
Tel: (86) 15866781826
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