Bio-Synthesis offer methoxycoumarin fluorescent dye oligonucleotide labeling at any position of an oligonucleotide. Methoxycoumarin oligo conjugates can be use to create blue-fluorescent dye with  absorption  wavelength in 336 nm and emission wavelength in 402 nm.  Characteristic features:

  • pH-insensitive alternative to 7-hydroxycoumarins

This compound requires a primary amine for conjugation onto an oligonucleotide via NHS ester conjugation chemistry. Click reaction is also available. Dual HPLC is highly recommended.

Contact us for methoxycoumarin fluorescent dye oligonucleotide labeling services.

Product Information


Product Name:

Methoxycoumarin Oligo Labeling

Alternate Name:

7-Methoxycoumarin-3-Carboxylic Acid


Fluorescent dye Label, pH insensitive dye

Modification Code:


Excitation (nm):


Emission (nm):



dual HPLC

Delivery Format:


Shipping Conditions:

Room Temperature

Storage Conditions:

-20°C To -70°C
Oligonucleotides are stable in solution at 4°C for up to 2 weeks. Properly reconstituted material stored at -20°C should be stable for at least 6 months. Dried DNA (when kept at -20°C) in a nuclease-free environment should be stable for years.