Design and synthesis of basic ionic liquids for the esterification of triterpenic acids

• DOI: 10.1007/s00706-016-1889-1
• Publication Date: 2016-12-20T14:15:08Z
• Authors: Anna K. Ressmann; Maria Schneider; Peter Gaertner; Matthias Weil; Katharina Bica
• Keywords: Betulinic acid

We present the design and synthesis of Bronsted-basic ionic liquids and investigate their application in the microwave-assisted esterification of betulinic acid, aiming towards a benign and pyridine-free manufacturing process of the anti-HIV drug, bevirimat.