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Fluorescein-PEG6-bis-NHS ester | CAS 2055105-59-2
| Catalog Number | F04-0016 |
| Category | Fluorescein FAM |
| Molecular Formula | C₄₄H₅₀N₄O₁₇S |
| Molecular Weight | 938.95 |
* Please be kindly noted products are not for therapeutic use. We do not sell to patients.
Product Introduction
Fluorescein-PEG6-bis-NHS ester is a polyethylene glycol (PEG)-based PROTAC linker. Fluorescein-PEG6-bis-NHS ester can be used in the synthesis of a series of PROTACs.
Chemical Information
Product Specification
Application
Computed Properties
| Synonyms | (2,5-dioxopyrrolidin-1-yl) 2-(3,6-dihydroxy-9H-xanthen-9-yl)-5-[2-[2-[2-[2-[2-[2-[3-(2,5-dioxopyrrolidin-1-yl)oxy-3-oxopropoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethylcarbamothioylamino]benzoate; 2,5-dioxopyrrolidin-1-yl 1-((4-(3,6-dihydroxy-9H-xanthen-9-yl)-3-(((2,5-dioxopyrrolidin-1-yl)oxy)carbonyl)phenyl)amino)-1-thioxo-5,8,11,14,17,20-hexaoxa-2-azatricosan-23-oate |
| Purity | 95% |
| IUPAC Name | (2,5-dioxopyrrolidin-1-yl) 2-(3,6-dihydroxy-9H-xanthen-9-yl)-5-[2-[2-[2-[2-[2-[2-[3-(2,5-dioxopyrrolidin-1-yl)oxy-3-oxopropoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethylcarbamothioylamino]benzoate |
| Canonical SMILES | C1CC(=O)N(C1=O)OC(=O)CCOCCOCCOCCOCCOCCOCCNC(=S)NC2=CC(=C(C=C2)C3C4=C(C=C(C=C4)O)OC5=C3C=CC(=C5)O)C(=O)ON6C(=O)CCC6=O |
| InChI | InChI=1S/C44H50N4O17S/c49-29-2-5-32-35(26-29)63-36-27-30(50)3-6-33(36)42(32)31-4-1-28(25-34(31)43(56)65-48-39(53)9-10-40(48)54)46-44(66)45-12-14-58-16-18-60-20-22-62-24-23-61-21-19-59-17-15-57-13-11-41(55)64-47-37(51)7-8-38(47)52/h1-6,25-27,42,49-50H,7-24H2,(H2,45,46,66) |
| InChIKey | RFQSEQWGGWBICF-UHFFFAOYSA-N |
| Solubility | Water, DMSO, DMF, DCM |
| Excitation | 494 |
| Emission | 517 |
| Storage | Please store the product under the recommended conditions in the Certificate of Analysis. |
Fluorescein-PEG6-bis-NHS ester, a versatile fluorescent labeling reagent, finds extensive applications across various scientific disciplines. Here are four key applications of this reagent:
Bioconjugation: A cornerstone in biochemical studies, Fluorescein-PEG6-bis-NHS ester serves as a powerful tool for labeling proteins, peptides, and other biomolecules. Researchers leverage its properties to attach fluorescent tags, enabling the tracing of intricate molecular interactions and localizations within live cells or tissue samples. With the addition of a PEG6 linker, not only does solubility improve, but steric hindrance decreases, heightening the efficiency of labeling reactions exponentially.
Fluorescence Microscopy: Within the realm of cellular imaging, Fluorescein-PEG6-bis-NHS ester emerges as a dynamic and steadfast source of fluorescence. This reagent plays a pivotal role in labeling specific cellular components, facilitating high-resolution imaging of cellular structures and dynamics. Particularly invaluable in live-cell imaging endeavors, it enables real-time exploration of biological processes, shedding light on the intricacies of cellular functions in a visually captivating and engaging manner.
Flow Cytometry: A powerhouse in cell analysis, Fluorescein-PEG6-bis-NHS ester transforms flow cytometry studies by enabling the detection and analysis of distinct cell populations with precision. By conjugating this fluorescent dye with antibodies or ligands, researchers can quantitatively assess and segregate cells based on surface markers or intracellular molecules. This technique stands at the forefront of immunophenotyping, cancer research, and cell sorting initiatives, expanding our understanding of the nuanced behaviors exhibited by cellular entities.
Proteomics: In the vast landscape of proteomics, Fluorescein-PEG6-bis-NHS ester emerges as a valuable companion for labeling and detecting proteins within complex mixtures. Its inherent fluorescent properties pave the way for sensitive protein detection on electrophoresis gels or blotting membranes, facilitating protein identification, characterization, and analysis with precision.
| XLogP3 | 0.8 |
| Hydrogen Bond Donor Count | 4 |
| Hydrogen Bond Acceptor Count | 18 |
| Rotatable Bond Count | 28 |
| Exact Mass | 938.28916731 g/mol |
| Monoisotopic Mass | 938.28916731 g/mol |
| Topological Polar Surface Area | 289Ų |
| Heavy Atom Count | 66 |
| Formal Charge | 0 |
| Complexity | 1590 |
| Isotope Atom Count | 0 |
| Defined Atom Stereocenter Count | 0 |
| Undefined Atom Stereocenter Count | 0 |
| Defined Bond Stereocenter Count | 0 |
| Undefined Bond Stereocenter Count | 0 |
| Covalently-Bonded Unit Count | 1 |
| Compound Is Canonicalized | Yes |
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