Product Specification

 

PRODUCT NAME:

PBFI(AM)

 

 

 

C58H62N2O24

 

M.W. 1171 g/mol

 

Kd = 5.1 mM*

 

Store Frozen (-20°C)

 

PROTECT FROM LIGHT

 

Soluble in DMSO

 

DESCRIPTION:

 

Yellow brown gum. Acetoxymethyl ester derivative of the parent compound. Potassium sensitive dye, 1.5 times more selective for K+ than Na+.

 

CATALOG NUMBER:

 

0020 & 0021

 

APPEARANCE:

 

Yellow brown gum

 

ABSORPTION SPECTRUM:

 

l max :  369 nm

Extinction:  37,000     M-1cm-1

 

 

EMISSION:

 

 l max : 557  nm*

 

HPLC:

Solvent System:

Column:

 

C18

Water/MeOH gradient 40-100%

 

* After Hydrolysis of the acetoxymethyl ester.

Ref.: 1. Biochem Biophys Res Commun  214:2,348(1995). 2. J Biol Chem 264, 19449 (1989) 3. Am J Physiol 262, F462 (1992). 4. Biochem J 299, 539 (1994).