AF 343 (Coumarin)-X-NHS ester

Pricing Note
Pricing for each Lumiprobe product includes international shipping and custom clearance fees to bring the item into Canada. If ordering more than 1 item from Lumiprobe, please ask us for discounted pricing so that these fees are only included once per order.
 
Delivery Time Note
This product is usually imported from the manufacturer after order placement. Please expect longer delivery times of 7-14 days.
 
Catalog no.
12620
 
Description
AF 343 (Coumarin) is a blue emitting dye that can serve as a FRET donor for fluorescein (FAM). This structure features a linker between Coumarin 343 fluorophore, and the functional group. It provides better solubility, and spatial separation between the dye, and the functional group.
 
Quantity
1 mg
 
Formula
C26H29N3O7
 
Quality Control
NMR 1H, HPLC-MS (95%)
 
Excitation maximum
437
 
Extinction coefficient
39000
 
Emission maximum
477
 
Fluorescence quantum yield
0.63
 
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.
 
Solubility
good in DCM, DMSO, DMF