e.g. Filippa Pettersson or Cancer Res. 75(6) , 1102-12, (2015) or 10.1002/anie.201600521
Helvetica Chimica Acta
The Acetolysis of exo??and endo??5, 6??Dimethylidene??2??Norbornyl p??Bromobenzenesulfonates and of their Optically Active and Deuterium??Labelled Derivatives
... Page 5. 1020 HELVETICA CHIMICA ACTA - Vol. 63, Fasc. 4 (1980) - Nr. 108 Nevertheless external return could be detected by anion exchange. When 11 was acetolyzed for ca. one half-life (1 h, 35") in the presence of 4 mol-equiv. ...