Synthesis of novel 1,4,7,10-tetraazacyclodecane-1,4,7,10-tetraacetic acid (DOTA) derivatives for chemoselective attachment to unprotected polyfunctionalized compounds.
Knor S, Modlinger A, Poethko T, Schottelius M, Wester HJ, Kessler H.
Chemistry - A European Journal 13(21):6082-90.
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http://dx.doi.org/10.1002/chem.200700231