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- AgCOAO) Prupose everystep a reaction WmechaNsm fur Hhe above showns and intermedirte.dedcue the major organic product from the following reations. be ablw to draw hydration halogenation hydrohalogenation, halohydrin formation, oxymercuratiom demercuration qnd hydroboration oxidation.но CH3CO₂Et LDA, -78 °C NaOEt EtOH in addition to the mechanism predict which product is favored
- 4. Ehdota mekanismi seuraavalle reaktiolle. / Propose a mechanism for the following reaction. SH OH OHA hydrocarbon of unknown structure has the formula C8H10. On catalytic hydrogenation over the Lindlar catalyst, 1 equivalent of Η2 is absorbed. On hydrogenation overa palladium catalyst, 3 equivalents of Η2 are absorbed. (a) How many degrees of unsaturation are present in the unknown structure? (b) How many triple bonds are Present? (c) How many double bonds are present? (d) How many rings are present? (e) Draw a structure that fits the data.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.
- (h) CHCO CI CH3CO2H, 50 °C Draw the major product(s) of the reaction.Curved arrows are used to illustrate the flow of electrons. Follow the arrows and draw the intermediate and product in this reaction. Include all lone pairs. Ignore stereochemistry. Ignore inorganic byproducts. :O: H :OCH3 H OH CH3 CH3OH2+ protonation CH3OH deprotonation H3C CH3OH ОН nucleophilic addition -H Draw Intermediate QThe reaction below is a base-catalyzed aldol reaction. O || CH₂-C-H CH3-C-H Ethanal (Acetaldehyde) H I CH3-C-H Ethanal (Acetaldehyde) NaOH Draw curved arrows to show the movement of electrons in the step of the mechanism shown below. Arrow-pushing Instructions AC⇒x= :O: || :CH₂-C-H OH Bl CH3-CH—CH2-CH -CH₂-1-1 a 3-Hydroxybutanal (B-hydroxyaldehyde; formed as a racemic mixture) :0: :0: || CH3—CH—CH2-C-H A tetrahedral carbonyl addition intermediate X
- OIV OV What is the predicted product of the elimination reaction shown? IV OH HO conc. H2SO4 heat || V IIIThe structure of an alkene substrate that will give the following product as the only_product of the reaction is: H,0 Alkene H,SO, HQ I3D II IV O lonly VI only OV only O III and V Il only O V only Il and III III only None of the above4) Eto ₂ 5) 2-Cyclohexene-1-one O₂Et + ethylace to acetate NaOEt NaOEt