Support & Resources

+1

5-Carboxy-2′,7′-dichlorofluorescein (single isomer)

This dye can be used as a low pH indicator similar to 51015, and is also useful as a general green fluorescent label.

Product Attributes

Cell permeability

Membrane impermeant

Probe cellular localization

Fluid phase tracer

pKa

pKa 4.8

Indicator type

Ratiometric

Colors

Green

Excitation/Emission

504/529 nm

Learn more about

Technology

Size
Catalog #
price
Qty
100 mg
Clear selection
Add to wishlist
ADD TO CART
(Please select quantity above )

Wishlist updated! View wishlist

Protocols
SDS

Product Description

This dye can be used as a low pH indicator similar to 51015, and is also useful as a general green fluorescent label. Carboxy-2′,7′-dichlorofluorescein is significantly more photo-stable than carboxyfluorescein.

  • λExEm = 504/529 nm (pH 8)
  • ε = 90,000
  • Yellow solid soluble in DMSO, DMF or basic water (pH >7)
  • Store at  4°C and protect from light
  • C21H10Cl2O7
  • MW: 445
 

You may also like…