DMNP-EDTA (also known as DM-Nitrophen) is a caged calcium chelator. Upon photolysis, the Kd of the chelator for calcium increases from 5 nm to 3 mM, resulting in a pulse of free calcium. This form of compound is cell membrane impermeant for cell loading by microinjection. MW 626, 5 mg.
Source:
Synthetic
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