In each case of decarboxylation a C-C bond is damaged as well as a C-O pi bond is formed As well as a new C-H bond. In §8 you go over a Curtius rearrangement wherein an acyl azide is heated and rearranged into an isocyanate, losing N2 in the method. https://auto-accident-legal-help00055.howeweb.com/33841700/5-easy-facts-about-raw-cannabis-described