Product Description: 1-(3',6'-Bis(ethylamino)-2',7'-dimethyl-3-oxospiro[isoindoline-1,9'-xanthen]-2-yl)-3-phenylurea (compound 1a) can be used as a fast-responsive fluorescent gold ion probe for detection of gold ions in water and synthetic products[1].
Formula: C33H33N5O3
References: [1]Yuan L, et al. A fast-responsive fluorescent probe for detection of gold ions in water and synthetic products. Chem Commun (Camb). 2011 Apr 28;47(16):4703-5.