e.g. Filippa Pettersson or Cancer Res. 75(6) , 1102-12, (2015) or 10.1002/anie.201600521
The Journal of Organic Chemistry
A General and Efficient Method for the Preparation of Organic Sulfonic Acids by Insertion of Sulfur Trioxide into the Metal-Carbon Bond of Organolithiums
K Smith, D Hou
Index: Smith, Keith; Hou, Duanjie Journal of Organic Chemistry, 1996 , vol. 61, # 4 p. 1530 - 1532
Although direct sulfonation of aromatic compounds is the most general method of preparing aromatic sulfonic acids, alternative methods are sometimes required, especially in the case of complex compounds. The most common method for generation of aliphatic sulfonate salts