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Carboxyfluorescein-PEG12-NHS | CAS 2246595-66-2
| Catalog Number | F04-0017 |
| Category | Fluorescein FAM |
| Molecular Formula | C52H68N2O22 |
| Molecular Weight | 1073.1 |
| Catalog Number | Size | Price | Quantity |
|---|---|---|---|
| F04-0017 | -- | -- |
* Please be kindly noted products are not for therapeutic use. We do not sell to patients.
Product Introduction
Carboxy Fluorescein-PEG12-NHS is a fluorescein labeled PEG linker containing a NHS group, which enables labeling for antibodies and other purified proteins at primary amines (lysine side chains). The hydrophilic PEG spacer arm increases solubility in aqueous media.
Chemical Information
Product Specification
Computed Properties
| Synonyms | Carboxy Fluorescein-PEG12-NHS |
| Purity | 96% |
| IUPAC Name | (2,5-dioxopyrrolidin-1-yl) 3-[2-[2-[2-[2-[2-[2-[2-[2-[2-[2-[2-[2-[(3',6'-dihydroxy-3-oxospiro[2-benzofuran-1,9'-xanthene]-5-carbonyl)amino]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]propanoate |
| Canonical SMILES | C1CC(=O)N(C1=O)OC(=O)CCOCCOCCOCCOCCOCCOCCOCCOCCOCCOCCOCCOCCNC(=O)C2=CC3=C(C=C2)C4(C5=C(C=C(C=C5)O)OC6=C4C=CC(=C6)O)OC3=O |
| InChI | InChI=1S/C52H68N2O22/c55-39-2-5-43-45(36-39)74-46-37-40(56)3-6-44(46)52(43)42-4-1-38(35-41(42)51(61)75-52)50(60)53-10-12-63-14-16-65-18-20-67-22-24-69-26-28-71-30-32-73-34-33-72-31-29-70-27-25-68-23-21-66-19-17-64-15-13-62-11-9-49(59)76-54-47(57)7-8-48(54)58/h1-6,35-37,55-56H,7-34H2,(H,53,60) |
| InChIKey | BRVYSOCTDPGOSJ-UHFFFAOYSA-N |
| Solubility | Water, DMSO, DMF, DCM |
| Excitation | 494 |
| Emission | 517 |
| Storage | -20 °C |
| XLogP3 | -0.1 |
| Hydrogen Bond Donor Count | 3 |
| Hydrogen Bond Acceptor Count | 22 |
| Rotatable Bond Count | 42 |
| Exact Mass | 1072.42637180 g/mol |
| Monoisotopic Mass | 1072.42637180 g/mol |
| Topological Polar Surface Area | 280Ų |
| Heavy Atom Count | 76 |
| Formal Charge | 0 |
| Complexity | 1660 |
| 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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