Cyanine5.5 maleimide, Far-red emitting fluorescent dye (ab146490)
Key features and details
- Thiol-reactive far-red / near-infrared emitting fluorescent dye.
- CAS Number:
- Purity: > 95%
- Soluble in DMSO and slightly soluble in water
- Form / State: Solid
- Source: Synthetic
Overview
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Product name
Cyanine5.5 maleimide, Far-red emitting fluorescent dye -
Description
Thiol-reactive far-red / near-infrared emitting fluorescent dye. -
Alternative names
- 3-[6-[[2-(2,5-Dioxo-2,5-dihydro-1H-pyrrol-1-yl)ethyl]amino]-6-oxohexyl]-1,1-dimethyl-2-[(1E,3E,5E)-5-(1,1,3-trimethyl-1H-benzo[e]indol-2(3H)-ylidene)penta-1,3-dien-1-yl]-1H-benzo[e]indol-3-ium chloride
- Cy5.5 maleimide
- Mal-Cy5.5
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Biological description
Thiol-reactive far-red / near-infrared emitting fluorescent dye which is capable of selective labeling of sulfhydryl groups in proteins. Analog of Cy5.5® maleimide. Near-infrared emission makes this dye suitable for bioimaging applications.
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Purity
> 95% -
Chemical structure
Properties
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Excitation
673nm -
Emission
707nm -
Chemical name
3-[6-[[2-(2,5-Dioxo-2,5-dihydro-1H-pyrrol-1-yl)ethyl]amino]-6-oxohexyl]-1,1-dimethyl-2-[(1E,3E,5E)-5-(1,1,3-trimethyl-1H-benzo[e]indol-2(3H)-ylidene)penta-1,3-dien-1-yl]-1H-benzo[e]indol-3-ium chloride -
Molecular weight
741.36 -
Molecular formula
C46H49ClN4O3 -
Storage instructions
Store at -20°C. It is important to note that this product is reported to be light sensitive. Store In the Dark. Store under desiccating conditions. -
Solubility overview
Soluble in DMSO and slightly soluble in water -
Handling
Wherever possible, you should prepare and use solutions on the same day. However, if you need to make up stock solutions in advance, we recommend that you store the solution as aliquots in tightly sealed vials at -20°C. Generally, these will be useable for up to one month. Before use, and prior to opening the vial we recommend that you allow your product to equilibrate to room temperature for at least 1 hour.
Need more advice on solubility, usage and handling? Please visit our frequently asked questions (FAQ) page for more details.
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Source
Synthetic