esculetin
Esculetin is used in filters for absorption of ultraviolet light. It is a hydroxycoumarin that is umbelliferone in which the hydrogen at position 6 is substituted by a hydroxy group. Reference standards of Esculetin API,and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below.
stdClass Object
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[pname] => Esculetin (Y0001611)
[catalogue_number] => PA EPY0001611
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[pslug] => esculetin-y0001611-paepy0001611
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