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DBCO-PEG3-Biotin
| Catalog Number | R01-0291 |
| Category | Cycloalkyne Dyes (DBCO) |
| Molecular Formula | C37H47N5O7S |
| Molecular Weight | 705.32 |
* Please be kindly noted products are not for therapeutic use. We do not sell to patients.
Product Introduction
DBCO-PEG3-Biotin features a dibenzocyclooctyne (DBCO) moiety, which facilitates strain-promoted azide-alkyne cycloaddition reactions, making it suitable for copper-free click chemistry applications. The polyethylene glycol (PEG3) spacer in its structure enhances solubility and provides flexibility, allowing efficient bioconjugation processes with minimal steric hindrance. This reagent is commonly used for the biotinylation of azide-functionalized biomolecules, enabling subsequent affinity purification or detection through streptavidin-based systems.
Chemical Information
Product Specification
Application
Computed Properties
Chemical Information
| Purity | >95% |
| IUPAC Name | 1-[5-methoxy-2-nitro-4-[4-oxo-4-[2-[2-[2-[2-[5-(2-oxo-1,3,3a,4,6,6a-hexahydrothieno[3,4-d]imidazol-4-yl)pentanoylamino]ethoxy]ethoxy]ethoxy]ethylamino]butoxy]phenyl]ethyl N-[3-(2-azatricyclo[10.4.0.04,9]hexadeca-1(16),4,6,8,12,14-hexaen-10-yn-2-yl)-3-oxopropyl]carbamate |
| SMILES | CC(C1=CC(=C(C=C1[N+](=O)[O-])OCCCC(=O)NCCOCCOCCOCCNC(=O)CCCCC2C3C(CS2)NC(=O)N3)OC)OC(=O)NCCC(=O)N4CC5=CC=CC=C5C#CC6=CC=CC=C64 |
| InChI | InChI=1S/C50H63N7O13S/c1-34(70-50(62)53-20-19-47(60)56-32-37-12-4-3-10-35(37)17-18-36-11-5-6-13-40(36)56)38-30-42(65-2)43(31-41(38)57(63)64)69-23-9-16-46(59)52-22-25-67-27-29-68-28-26-66-24-21-51-45(58)15-8-7-14-44-48-39(33-71-44)54-49(61)55-48/h3-6,10-13,30-31,34,39,44,48H,7-9,14-16,19-29,32-33H2,1-2H3,(H,51,58)(H,52,59)(H,53,62)(H2,54,55,61) |
| InChIKey | QHTIWGZNJOYQBJ-UHFFFAOYSA-N |
| Solubility | DCM, THF, acetonitrile, DMF and DMSO |
| Appearance | Light yellow oil |
Product Specification
| Storage | -20 °C |
Application
DBCO-PEG3-Biotin, a versatile bioconjugation reagent widely utilized in chemical biology and medical research, boasts a myriad of applications. Here are four key applications:
Bioconjugation: Within the realm of bioconjugation, DBCO-PEG3-Biotin shines as a favored choice for labeling biomolecules like proteins, nucleic acids, and antibodies with biotin. Its azide-reactive DBCO group facilitates strain-promoted azide-alkyne cycloaddition (SPAAC) reactions, enabling precise and efficient labeling in various biological assays and studies. This capability for bioconjugation allows for specific and targeted labeling, enhancing the accuracy of biological analyses.
Purification of Biomolecules: One of the notable applications of DBCO-PEG3-Biotin lies in the purification of azide-modified molecules from complex mixtures. Following biotinylation, these molecules can be selectively captured using streptavidin-coated magnetic beads or columns. This purification method is particularly valuable for isolating specific proteins or nucleic acids from intricate cellular extracts, showcasing the reagent’s utility in streamlining molecular purification processes.
Immunoassays: DBCO-PEG3-Biotin plays a pivotal role in immunoassays, elevating detection sensitivity and specificity in diagnostic assays. By utilizing biotinylated antibodies or antigens immobilized on streptavidin-coated plates, the reagent facilitates the binding and detection of target molecules in samples. This application is essential in techniques like ELISA, enhancing the accuracy and efficiency of diagnostic testing through precise and targeted labeling strategies.
Cell Surface Labeling: In the dynamic field of cell biology, DBCO-PEG3-Biotin emerges as a crucial tool for labeling cell surface proteins with finesse. By reacting with azide-functionalized molecules on the cell surface, the reagent enables subsequent detection with streptavidin-conjugated fluorophores or other markers. This technique is indispensable for a myriad of applications, from studying cell signaling pathways to tracking cells in vivo and conducting flow cytometry analyses, showcasing the versatility and precision of DBCO-PEG3-Biotin in diverse cellular studies.
Computed Properties
| XLogP3 | 3.2 |
| Hydrogen Bond Donor Count | 5 |
| Hydrogen Bond Acceptor Count | 14 |
| Rotatable Bond Count | 29 |
| Exact Mass | 1001.42045626 g/mol |
| Monoisotopic Mass | 1001.42045626 g/mol |
| Topological Polar Surface Area | 275Ų |
| Heavy Atom Count | 71 |
| Formal Charge | 0 |
| Complexity | 1800 |
| Isotope Atom Count | 0 |
| Defined Atom Stereocenter Count | 0 |
| Undefined Atom Stereocenter Count | 4 |
| Defined Bond Stereocenter Count | 0 |
| Undefined Bond Stereocenter Count | 0 |
| Covalently-Bonded Unit Count | 1 |
| Compound Is Canonicalized | Yes |
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