Organic Reactions Summary Alkenes, alkynes and …

Z alkene preferred Br 1. Ph P Ph Ph 2. n-BuLi 3. CH3CH=O Normal Wittig Z alkene preferred Ph P Ph 1. Br 2. n-BuLi 3. CH3CH=O 4. -78oC, n-BuLi Ph 5. HCl, warm Schlosser modification of the Wittig E alkenes preferred e. Ohira-Bestmann modification of the Seyferth-Gilbert reaction (makes terminal alkynes from aldehydes and a special ‘Wittig ... ................
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