endo-BCN CE-phosphoramidite
| Cat. # | Quantity | Price | Lead time | Buy this product |
|---|---|---|---|---|
|
3005-100mg
/ septum vial
|
100 mg |
$399.90
|
in stock | |
|
3005-250mg
/ septum vial
|
250 mg |
$999.62
|
in stock | |
|
3005-1g
/ septum vial
|
1 g |
$2380.00
|
in stock |
Bicyclononyne (BCN) is a stable and one of the most reactive cyclooctynes for copper-free click chemistry. Unlike dibenzocyclooctyne (DBCO), BCN is reactive both to azides (strain-promoted azyde-alkyne cycloaddition, SPAAC) and tetrazines (inverse electron demand Diels-Alder reaction, IEDDA). Being an endo-stereoisomer, bicyclononine in endo-BCN CE-phosphoramidite provides not significantly different rate of cycloaddition compared to its exo-conformer.
BCN-labeled oligonucleotides may be used for the conjugation to azide- or tetrazine-containing solid surfaces, polymers, and large proteins.
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General properties
| Appearance: | yellowish oil |
| Mass spec M+ increment: | 343.11 |
| Molecular weight: | 481.57 |
| CAS number: | 1352811-59-6 |
| Molecular formula: | C24H40F1N3O5P |
| Solubility: | good in acetonitrile |
| Quality control: | NMR 1H and 31P (95 %) |
| Storage conditions: | Storage: 12 months after receival at -20°C in the dark. Transportation: at room temperature for up to 3 weeks. Avoid prolonged exposure to light. Desiccate. |
| MSDS: | Download |
| Product specifications |
Oligo synthesis details
| Diluent: | anhydrous acetonitrile |
| Coupling conditions: | coupling time 6 minutes. Oxidation: 0.5M (1S)-(+)-(10-camphorsulfonyl)-oxaziridine (CSO) in dry acetonitrile, 2 minutes. The modification is incompatible with iodine oxidation. Exclude the dimethoxytrityl (DMT) removal step (as in DMT-on protocol), because the modification is acid sensitive. |
| Deprotection conditions: | AMA (40% aq. methylamine, 25% ammonia, 1:1 mixture), 2 hours, room temperature |


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