Cy3
- CAS NO.：146368-13-0
- Empirical Formula: C31H38N2O8S2
- Molecular Weight: 630.78
- MDL number: MFCD28978247
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-07-16 07:06:08
What is Cy3?
The Uses of Cy3
Didesulfo Cyanine 3 Monofunctional Hexanoic Acid Dye is a light sensitive compound related to Cyanine 3 Monofunctional Hexanoic Acid Dye, Potassium Salt and its free acid (CAS# 146368-13-0), which is useful in the preparation of dUTPs conjugated with zwitterionic Cy3 or Cy5 fluorophore analogs for use as substrates for DNA amplification and labelling by Taq polymerase.
Properties of Cy3
| storage temp. | under inert gas (nitrogen or Argon) at 2-8°C |
| solubility | DMF: 10 mg/ml; DMSO: 15 mg/ml; Ethanol: 1 mg/ml; PBS (pH 7.2): 5 mg/ml |
| form | A crystalline solid |
| color | Purple to purplish red |
Safety information for Cy3
| Signal word | Warning |
| Pictogram(s) |
 Exclamation Mark Irritant GHS07 |
| GHS Hazard Statements |
H302:Acute toxicity,oral H317:Sensitisation, Skin |
| Precautionary Statement Codes |
P280:Wear protective gloves/protective clothing/eye protection/face protection. |
Computed Descriptors for Cy3
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