C60 Pyrrolidine Bis-carboxylic Acid Derivative as a Versatile Precursor for Biocompatible Fullerenes

Authors: Aroua, Safwan; Schweizer, W. Bernd; Yamakoshi, Yoko; Organic Letters; (2014); 10.1021/ol500363r

A C60 Prato derivative with bis-(t)Bu ester was prepared as a stable and convenient scaffold for the development of fullerene derivatives such as water-soluble C60-PEG conjugates, fulleropeptides via solid phase synthesis, and bis-functionalized C60.