CY3 NHS ESTER
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- $36 - $3800
- Product name: CY3 NHS ESTER
- CAS: 146368-16-3
- MF: C35H41N3O10S2
- MW: 727.84
- EINECS:
- MDL Number:MFCD29472576
- Synonyms:CY3 NHS ESTER;Cy3-NHS ester(C35H41N3O10S2);Cy3-SECy3 NHS Ester;Sulfo-Cy3-SE;CY 3-NHS;2-[3-[1-[6-[(2,5-Dioxo-1-pyrrolidinyl)oxy]-6-oxohexyl]-1,3-dihydro-3,3-dimethyl-5-sulfo-2H-indol-2-ylidene]-1-propen-1-yl]-1-ethyl-3,3-dimethyl-5-sulfo-3H-indolium inner salt;Cyanine 3 monosuccinimidyl ester [equivalent to Cy3 NHS ester];3H-Indolium,2-[3-[1-[6-[(2,5-dioxo-1-pyrrolidinyl)oxy]-6-oxohexyl]-1,3-dihydro-3,3-dimethyl-5-sulfo-2H-indol-2-ylidene]-1-propen-1-yl]-1-ethyl-3,3-dimethyl-5-sulfo-,inner salt
43 prices
Selected condition：
Brand
- ACHEMBLOCK
- Ambeed
- ApexBio Technology
- Arctom
- Cayman Chemical
- Chemenu
- chempep
- ChemScene
- Crysdot
- dPEG
- TRC
Package
- 1mg
- 5MG
- 10mg
- 25MG
- 50mg
- 100MG
- 250mg
- 500mg
- 1g
- ManufacturerACHEMBLOCK
- Product numberX187550
- Product description2-[3-[1-[6-[(2,5-Dioxo-1-pyrrolidinyl)oxy]-6-oxohexyl]-1,3-dihydro-3,3-dimethyl-5-sulfo-2H-indol-2-ylidene]-1-propen-1-yl]-1-ethyl-3,3-dimethyl-5-sulfo-3H-indolium, inner salt 95%
- Packaging5MG
- Price$115
- Updated2026-05-27
- Buy
- ManufacturerACHEMBLOCK
- Product numberX187550
- Product description2-[3-[1-[6-[(2,5-Dioxo-1-pyrrolidinyl)oxy]-6-oxohexyl]-1,3-dihydro-3,3-dimethyl-5-sulfo-2H-indol-2-ylidene]-1-propen-1-yl]-1-ethyl-3,3-dimethyl-5-sulfo-3H-indolium, inner salt 95%
- Packaging25MG
- Price$435
- Updated2026-05-27
- Buy
- ManufacturerACHEMBLOCK
- Product numberX187550
- Product description2-[3-[1-[6-[(2,5-Dioxo-1-pyrrolidinyl)oxy]-6-oxohexyl]-1,3-dihydro-3,3-dimethyl-5-sulfo-2H-indol-2-ylidene]-1-propen-1-yl]-1-ethyl-3,3-dimethyl-5-sulfo-3H-indolium, inner salt 95%
- Packaging100MG
- Price$915
- Updated2026-05-27
- Buy
- ManufacturerAmbeed
- Product numberA948587
- Product description2-(3-(1-(6-((2,5-Dioxopyrrolidin-1-yl)oxy)-6-oxohexyl)-3,3-dimethyl-5-sulfoindolin-2-ylidene)prop-1-en-1-yl)-1-ethyl-3,3-dimethyl-3H-indol-1-ium-5-sulfonate 98%
- Packaging5mg
- Price$285
- Updated2021-12-16
- Buy
- ManufacturerAmbeed
- Product numberA948587
- Product description2-(3-(1-(6-((2,5-Dioxopyrrolidin-1-yl)oxy)-6-oxohexyl)-3,3-dimethyl-5-sulfoindolin-2-ylidene)prop-1-en-1-yl)-1-ethyl-3,3-dimethyl-3H-indol-1-ium-5-sulfonate 98%
- Packaging25mg
- Price$720
- Updated2021-12-16
- Buy
- ManufacturerApexBio Technology
- Product numberA8107
- Product descriptionCy3 NHS ester
- Packaging25mg
- Price$790
- Updated2026-05-06
- Buy
- ManufacturerApexBio Technology
- Product numberA8107
- Product descriptionCy3 NHS ester
- Packaging5mg
- Price$238
- Updated2026-05-06
- Buy
- ManufacturerArctom
- Product numberBD-A948587
- Product descriptionCY3-SE 95%
- Packaging25mg
- Price$262
- Updated2026-05-25
- Buy
- ManufacturerArctom
- Product numberBD-A948587
- Product descriptionCY3-SE 95%
- Packaging25mg
- Price$262
- Updated2026-05-26
- Buy
- ManufacturerArctom
- Product numberBD-A948587
- Product descriptionCY3-SE 95%
- Packaging50mg
- Price$446
- Updated2026-05-25
- Buy
- ManufacturerArctom
- Product numberBD-A948587
- Product descriptionCY3-SE 95%
- Packaging50mg
- Price$446
- Updated2026-05-26
- Buy
- ManufacturerArctom
- Product numberBD-A948587
- Product descriptionCY3-SE 95%
- Packaging10mg
- Price$120
- Updated2026-05-25
- Buy
- ManufacturerArctom
- Product numberBD-A948587
- Product descriptionCY3-SE 95%
- Packaging10mg
- Price$120
- Updated2026-05-26
- Buy
- ManufacturerArctom
- Product numberBD-A948587
- Product descriptionCY3-SE 95%
- Packaging1mg
- Price$47
- Updated2026-05-25
- Buy
- ManufacturerArctom
- Product numberBD-A948587
- Product descriptionCY3-SE 95%
- Packaging1mg
- Price$47
- Updated2026-05-26
- Buy
- ManufacturerArctom
- Product numberBD-A948587
- Product descriptionCY3-SE 95%
- Packaging5mg
- Price$72
- Updated2026-05-25
- Buy
| Manufacturer | Product number | Product description | Packaging | Price | Updated | Buy |
|---|---|---|---|---|---|---|
| ACHEMBLOCK | X187550 | 2-[3-[1-[6-[(2,5-Dioxo-1-pyrrolidinyl)oxy]-6-oxohexyl]-1,3-dihydro-3,3-dimethyl-5-sulfo-2H-indol-2-ylidene]-1-propen-1-yl]-1-ethyl-3,3-dimethyl-5-sulfo-3H-indolium, inner salt 95% | 5MG | $115 | 2026-05-27 | Buy |
| ACHEMBLOCK | X187550 | 2-[3-[1-[6-[(2,5-Dioxo-1-pyrrolidinyl)oxy]-6-oxohexyl]-1,3-dihydro-3,3-dimethyl-5-sulfo-2H-indol-2-ylidene]-1-propen-1-yl]-1-ethyl-3,3-dimethyl-5-sulfo-3H-indolium, inner salt 95% | 25MG | $435 | 2026-05-27 | Buy |
| ACHEMBLOCK | X187550 | 2-[3-[1-[6-[(2,5-Dioxo-1-pyrrolidinyl)oxy]-6-oxohexyl]-1,3-dihydro-3,3-dimethyl-5-sulfo-2H-indol-2-ylidene]-1-propen-1-yl]-1-ethyl-3,3-dimethyl-5-sulfo-3H-indolium, inner salt 95% | 100MG | $915 | 2026-05-27 | Buy |
| Ambeed | A948587 | 2-(3-(1-(6-((2,5-Dioxopyrrolidin-1-yl)oxy)-6-oxohexyl)-3,3-dimethyl-5-sulfoindolin-2-ylidene)prop-1-en-1-yl)-1-ethyl-3,3-dimethyl-3H-indol-1-ium-5-sulfonate 98% | 5mg | $285 | 2021-12-16 | Buy |
| Ambeed | A948587 | 2-(3-(1-(6-((2,5-Dioxopyrrolidin-1-yl)oxy)-6-oxohexyl)-3,3-dimethyl-5-sulfoindolin-2-ylidene)prop-1-en-1-yl)-1-ethyl-3,3-dimethyl-3H-indol-1-ium-5-sulfonate 98% | 25mg | $720 | 2021-12-16 | Buy |
| ApexBio Technology | A8107 | Cy3 NHS ester | 25mg | $790 | 2026-05-06 | Buy |
| ApexBio Technology | A8107 | Cy3 NHS ester | 5mg | $238 | 2026-05-06 | Buy |
| Arctom | BD-A948587 | CY3-SE 95% | 25mg | $262 | 2026-05-25 | Buy |
| Arctom | BD-A948587 | CY3-SE 95% | 25mg | $262 | 2026-05-26 | Buy |
| Arctom | BD-A948587 | CY3-SE 95% | 50mg | $446 | 2026-05-25 | Buy |
| Arctom | BD-A948587 | CY3-SE 95% | 50mg | $446 | 2026-05-26 | Buy |
| Arctom | BD-A948587 | CY3-SE 95% | 10mg | $120 | 2026-05-25 | Buy |
| Arctom | BD-A948587 | CY3-SE 95% | 10mg | $120 | 2026-05-26 | Buy |
| Arctom | BD-A948587 | CY3-SE 95% | 1mg | $47 | 2026-05-25 | Buy |
| Arctom | BD-A948587 | CY3-SE 95% | 1mg | $47 | 2026-05-26 | Buy |
| Arctom | BD-A948587 | CY3-SE 95% | 5mg | $72 | 2026-05-25 | Buy |
Properties
storage temp. :under inert gas (nitrogen or Argon) at 2-8°C
solubility :DMSO: soluble
form :A crystalline solid
color :Brown to black
Appearance :dark red crystals
InChIKey :SOVMUUCAZOFIQP-UHFFFAOYSA-N
SMILES :C(N1C(C(C)(C)C2=CC(S(O)(=O)=O)=CC=C12)=CC=CC1C(C2=CC(S([O-])(=O)=O)=CC=C2[N+]=1CC)(C)C)CCCCC(=O)ON1C(CCC1=O)=O
solubility :DMSO: soluble
form :A crystalline solid
color :Brown to black
Appearance :dark red crystals
InChIKey :SOVMUUCAZOFIQP-UHFFFAOYSA-N
SMILES :C(N1C(C(C)(C)C2=CC(S(O)(=O)=O)=CC=C12)=CC=CC1C(C2=CC(S([O-])(=O)=O)=CC=C2[N+]=1CC)(C)C)CCCCC(=O)ON1C(CCC1=O)=O
Safety Information
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| Signal word: | Warning | |||||||||||||||||||||
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Description
Fluorescent dyes are typically used for imaging applications. Cy3 NHS Ester is a fluorescent dye suitable for labeling proteins and nucleic acids. It exhibits excitation and emission at 555 nm and 570 nm, respectively. Cy3 NHS Ester can be used to label functional nucleic acids to detect tertiary structure folding such as guanine quadruplex.Related product price
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