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Substrates for the assay of phosphatases

 

SLPr phos

Pyridinium 4 {2 [4 (phosphoroyloxy) 3,5 dimethoxyphenyl]vinyl} 1 propyl quinolinium iodide MW 609

The lambda-max and extinction-max at pH>9.5 for the released phenol are 545 nm and 39,200 Lmol-1cm-1 respectively

SRM phos

Pyridinium 5 (4 phosphoryloxy 3,5 dimethoxy phenylmethylene) 3 methyl 2 thioxothiazolin 4 one MW 389.

The lambda-max and extinction-max at pH>9.5 for the released phenol are 532 nm and 40,300 Lmol-1cm-1 [in 0.25M DABCO in aq. acetone (4:1)] respectively

Substrates

Available in 1g, 0.5g, 0.1g quantities. Details of other quantities available on request.

Phosphatases

SLPrphos

 

1068

 

SRMphos

 

1069

 

 

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