o-Phthalaldehyde
Chemical Name: o-Phthalaldehyde
Synonyms: OPA, 1,2-Benzenedicarboxaldehyde
Molecular Formula: C₈H₆O₂
Molecular Weight: 134.13 g/mol
CAS No.: 643-79-8
EINECS: 211-402-2
Product Specifications
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Category：Chemical Intermediates
Introduction
Chemical Name: o-Phthalaldehyde
Synonyms: OPA, 1,2-Benzenedicarboxaldehyde
Molecular Formula: C₈H₆O₂
Molecular Weight: 134.13 g/mol
CAS No.: 643-79-8
EINECS: 211-402-2
Product Specifications
| Parameter | Specification |
|---|---|
| Appearance | Yellowish crystalline solid |
| Purity (HPLC) | ≥99% |
| Melting Point | 54–57°C |
| Solubility | Soluble in water, ethanol, DMF |
| Production Capacity | 100 metric tons/year |
| Minimum Order | 10 grams |
Key Applications
- Disinfection:
- High-level disinfectant for medical instruments (alternative to glutaraldehyde).
- Pharmaceuticals:
- Intermediate for antineoplastic and antibacterial agents.
- Dye Synthesis:
- Precursor for fluorescent dyes and biomarkers.
- Analytical Chemistry:
- Derivatization agent for HPLC analysis of amino acids.
Packaging & Storage
| Size | Packaging | Storage Conditions |
|---|---|---|
| 10 g–100 g | Amber glass bottle | 2–8°C, dry, inert atmosphere |
| 1 kg | Aluminum foil bag + desiccant | ≤25°C, avoid light |
| Bulk (>10 kg) | Sealed drum (nitrogen flushed) | Ventilated area |
Safety & Handling
- GHS Classification:
- H302 (Harmful if swallowed)
- H314 (Causes severe skin burns and eye damage)
- H317 (May cause allergic skin reaction)
- Recommended PPE: Nitrile gloves, face shield, vapor respirator.
- Incompatibilities: Strong oxidizers, amines.
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