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CLK-087

5-Ethynyl-cytidine (5-EC)

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SKU:
CLK-087
Physical State:
Solid
Molecular Weight:
267.24 g/mol
Purity:
≥99%
Storage Conditions:
-20[o]C Avoid freeze/thaw cycles. Desiccated.
Supplier:
Jena Bioscience
CAS Number:
65223-78-1
Extra Details:
Ethynyl-labeled cytidine (5-EC) can be used as a replacement for BrU (5-Bromo-uridine) to measure de novo RNA synthesis in proliferating cells. 5-EC is cell permeable and incorporates into nascent RNA instead of its natural analog cytidine. The resulting ethynyl-functionalized RNA can subsequently be detected via Cu(I)-catalyzed click chemistry that offers the choice to introduce a Biotin group (via Azides of Biotin) for subsequent purification tasks or a fluorescent group (via Azides of fluorescent dyes) for subsequent microscopic imaging[1]. Presolski et al.[2] and Hong et al.[3] provide a general protocol for Cu(I)-catalyzed click chemistry reactions that may be used as a starting point for the set up and optimization of individual assays.
Shipping Conditions:
Ambient