Ocean Blue, SE

Catalog # Availability Size / Price Qty
Ocean Blue, SE | CAS No. 215868-33-0 | Standard Fluorescein, Coumarin and Rhodamine-based
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Description: Blue fluorescent dye; supplied as NHS ester

Chemical Name: 3-Carboxy-6,8-difluoro-7-hydroxycoumaryl succinimidyl ester

Purity: ≥95%

Product Details

Biological Activity

Ocean Blue, SE is a blue fluorescent dye. Conjugates of this dye are strongly fluorescent even at neutral pH. Excitation maximum = 405 nm; emission maximum = 455 nm; extinction coefficient = 36000 M-1cm-1; correction factor A280 = 0.15.

Please see the protocol for further information on protein/antibody labeling and conjugation.

Note: This product is typically prepared in DMSO.

Optical Data for Ocean Blue, SE

Emission Color Blue
λabs 405 nm
λem 455 nm
Extinction Coefficient (ε) 36000 M-1cm-1
Quantum Yield (φ) 0.78
Closest Laser line 405 nm
Reactive Group NHS ester
Reactivity Primary amines
Correction Factor 280 0.15

Plan Your Experiments

Use our spectra viewer to interactively plan your experiments, assessing multiplexing options. View the excitation and emission spectra for our fluorescent dye range and other commonly used dyes.

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Technical Data

Store at -20°C

The technical data provided above is for guidance only. For batch specific data refer to the Certificate of Analysis.
Tocris products are intended for laboratory research use only, unless stated otherwise.

Product Datasheets

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*When preparing stock solutions always use the batch-specific molecular weight of the product found on the vial label and CoA (available online).


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