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Specifications
| Appearance: | Light yellow crystals |
| Assay (GC): | 99% min |
| Melting point: | 54-57℃ |
| Moisture: | 0.5% max |
Applications
1. Fluorescent Labeling and Detection
Extensively used in biochemistry and molecular biology as a fluorescent reagent for labeling amines and peptides.
Forms highly fluorescent isoindole derivatives with primary amines, enabling sensitive detection in HPLC and capillary electrophoresis.
2. Analytical Chemistry
Employed for the quantitative determination of amino acids, peptides, and proteins.
Used in clinical diagnostics and environmental analysis due to its high sensitivity and selectivity.
3. Disinfectant and Sterilization
Used as a high-level disinfectant for medical instruments and endoscopes.
Effective against bacteria, fungi, and viruses, offering rapid action and broad-spectrum antimicrobial activity.
4. Polymer and Resin Synthesis
Utilized as a crosslinking agent in polymer chemistry for the preparation of specialty resins and coatings.
Benefits
High Sensitivity and Selectivity: Superior detection limits in fluorescence assays for amines and proteins.
Rapid Reaction: Forms stable fluorescent derivatives quickly under mild conditions.
Broad Antimicrobial Activity: Effective disinfectant with applications in healthcare settings.
Versatility: Useful in both analytical and industrial contexts.
Stability: Reasonably stable when stored properly, facilitating practical use.
Conclusion
o-Phthalaldehyde (CAS 643-79-8) is a multifunctional chemical widely used in biochemical analysis for fluorescent labeling, clinical diagnostics, and as a potent disinfectant in healthcare. Its unique ability to form fluorescent derivatives with amines makes it indispensable for sensitive detection of biomolecules. Additionally, its antimicrobial properties contribute to its utility in sterilization applications.
