Cyanine 3 Phosphoramidite (CAS 182873-76-3), or Cy3 phosphoramidite, is a fluorescent dye used for labeling DNA and RNA.
Key Features:
- Molecular Formula: C₄₉H₅₆N₃O₆P
- Molecular Weight: 813.96 g/mol
- Applications: Common in oligonucleotide labeling, microarrays, and fluorescence in situ hybridization (FISH). It excites at 550 nm and emits at 570 nm, making it ideal for fluorescence techniques.
Handling and Storage:
- Store in a cool, dry place, protected from light.
- Keep it tightly closed and under inert gas when not in use.
Safety:
- Use gloves and eye protection. Avoid direct contact or inhalation, as it may be hazardous.
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