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- How could you prepare 2-bromo pentane from ethyne?I have two questions here one is am not sure about the arrows like ik there must be some arrows for resonance and my second question is how can i repeat the steps after the benzalacetone to get the dibenzalacetone with the correct arrows help pls thank uPropose a reaction that you could perform on brominated vanillin. Make sure you include all needed reagents and the expected product. H. Br Br OR OR OMe Br OMe OMe OH OH ÓH 2-bromovanillin 5-bromovanillin 6-bromovanillin
- The carbocation electrophile in a Friede1-Crafts reaction can be generated by an alternate means than reaction of an alkyl chloride with AlCl3. For example, reaction of benzene with 2-methylpropene in the presence of H3PO4 yields tert-butylbenzene. Propose a mechanism for this reaction.LReferences Draw the structure of the product obtained when this amine is treated with excess iodomethane and then heated with Ag20 (Hoffman elimination). ball & stick v labels Consider E/Z stereochemistry of alkenes. • Draw only the elimination product, do not the leaving group. In cases where there is more than one answer, just draw one.c) Draw a mechanism for the formation of EtCH2COOH from the reaction of MeCOCH(Et)COOEt with ww w m NaOH in EtOH. d) Suggest a mechanism for the following reaction and explain the driving force for the reaction: Me i) NaOEVEIOH Me Co,Et CO,Et i) H*
- how to synthesize 2-phenylclohexanone from cyclohexanone?b) Pyrrole and indole both react with the reagents shown below to give compounds E and F respectively. Reagents: РОС3, NazCOз, H20 E F (i) Show how the electrophile is generated.Starting with Benzene (or naphthalene or biphenyl) Show a sequence of 3 electrophilic aromatic substitution reactions. And the intermediates and products Each EAS reaction must introduce a different group on the ring
