FLUORESCEIN-5-MALEIMIDE
Synonym(s):5-Maleimido-fluorescein
- CAS NO.：75350-46-8
- Empirical Formula: C24H13NO7
- Molecular Weight: 427.36
- MDL number: MFCD00077345
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-01-30 16:22:46
What is FLUORESCEIN-5-MALEIMIDE?
Chemical properties
Brown Crystals
The Uses of FLUORESCEIN-5-MALEIMIDE
Fluorescein-5-maleimide is the most widely used green fluorescent thiol-reactive dye. The reaction requires very mild condition and is highly specific.
The Uses of FLUORESCEIN-5-MALEIMIDE
Fluorescent labeling reagent for proteins and peptides.
What are the applications of Application
Fluorescein 5-Maleimide is a protein fluorescent labeling reagent
Properties of FLUORESCEIN-5-MALEIMIDE
| Melting point: | >275°C (dec.) |
| Boiling point: | 769.1±60.0 °C(Predicted) |
| Density | 1.73±0.1 g/cm3(Predicted) |
| storage temp. | Keep in dark place,Inert atmosphere,2-8°C |
| solubility | Acetone (Slightly), DMSO (Slightly), Methanol (Slightly) |
| form | Red powder. |
| pka | 9.31±0.20(Predicted) |
| color | Orange to Brown |
| Stability: | Light Sensitive |
| CAS DataBase Reference | 75350-46-8 |
Safety information for FLUORESCEIN-5-MALEIMIDE
| Signal word | Warning |
| Pictogram(s) |
 Exclamation Mark Irritant GHS07 |
| GHS Hazard Statements |
H315:Skin corrosion/irritation H319:Serious eye damage/eye irritation H341:Germ cell mutagenicity H360:Reproductive toxicity H371:Specific target organ toxicity, single exposure H373:Specific target organ toxicity, repeated exposure |
| Precautionary Statement Codes |
P201:Obtain special instructions before use. P202:Do not handle until all safety precautions have been read and understood. P260:Do not breathe dust/fume/gas/mist/vapours/spray. P264:Wash hands thoroughly after handling. P264:Wash skin thouroughly after handling. P270:Do not eat, drink or smoke when using this product. P280:Wear protective gloves/protective clothing/eye protection/face protection. P302+P352:IF ON SKIN: wash with plenty of soap and water. P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. P332+P313:IF SKIN irritation occurs: Get medical advice/attention. P337+P313:IF eye irritation persists: Get medical advice/attention. P405:Store locked up. |
Computed Descriptors for FLUORESCEIN-5-MALEIMIDE
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