3. Provide a retrosynthesis and a complete forward synthesis for the target molecule (TM) below using the indicated starting materials (in box). TM _C=C—CH₂¯ H HC=CH -CH₂Br H SM
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- Show Transcribed Text H₂, Pd/C, EtOH MeMgBr (excès) puis H3O+ Me₂CuLi, Et₂O puis H₂O+ Please draw the mechanism step by step ? ? ?Draw a curved arrow mechanism that explains the formation of the given organic product in the following reaction. You may need to re-draw structures to show bonds or lone pairs. : ÖH H₂SO4 to 0 :0 2 + 10 And/Remove step X3. Provide the mechanism for the following reversible nucleophilic addition. Show all curved arrows and intermediates. cat. H+ H₂O HO OH H H 1) protonate to activate 2) nucl adds 3) deprotonate what stays
- Draw curved arrows to show the movement of electrons in the step of the mechanism shown below. Arrow-pushing Instructions NOC XT :: [MgX]* H3C-C-0-CH3 CH₂CH₂CH3 :0: || H3C-C-CH₂CH₂CH3 + HạC—O: [MgX]* A ketone X3) Please draw the structures that correspond to omitted structure for each of the following synthetic sequences. HO Cro3 Cro3 (a) Product `OH Product H,0 HO PCC Cl РСС (b) Product (e) Product OH HO РСС NABHA (f) Starting Material (c) Product OH ELOHDraw the organic product formed in the following reaction. H-N Job OEt OEt [1] NaOEt [2] CI [3] H₂O+, A NHAC HO "CH₂ edit structure ...
- Draw curved arrows to show the movement of electrons in the step of the mechanism shown below. Arrow-pushing Instructions X→UU :0: :O: || CH3-C-CH₂-C-OEt :OEt :O: || :0: || CH3-C—CH—C—0—OEt + EtO: HSelect the major product from the reaction sequence shown. 1) MezNH, [TSOH], - H2O 2) 3) HO مال منه NMez .OH ? ka ta1,2 diols form carbonyl compounds via the Pinacol Rearrangement. Propose a stepwise mechanism for Map this reaction. Details count; include all nonbonding electrons and formal charges! Draw intermediate structure; add curved arrows. Omit H20. Draw intermediate structure; add curved arrows. Omit H2O. Add curved arrows. ӧн, Н loss of H20 :он Draw intermediate structure; add curved arrows. Omit H20. Draw intermediate structure; add curved arrows. loss of H* (as H30*) н 1L
- Determine the mechanism of nucleophilic substitution of each reaction and draw the products, including stereochemistr CH₂CH3 CI Br + CN d. + CH3COOH a. acetone + -OCH3 e. DMF f. b. C. ||||| a ||||| Br H Br CH2CH2CH3 + CH3OH DMSO H CH3 CI Br + OCH₂CH3 + CH3CH₂OHOthesis. teps neceossary to synthesize this compound by yl halide; after that you can add any organic or Dound. →1-hexanol )Consider the following compounds: B = HOCH2CH2CH2CH3 CH3 HC C = CH3CH2CH2OCH2CH2CH3 D = a) Which one(s) could be reduced with NaBH4? b) Which one(s) would give a positive Tollens silver mirror test? c) Which one(s) could be oxidized with CrO3? d) Which one(s) would react with 1 or 2 equivalents CH3M9B to make a npound butyl ethyl ether larger alcohol?2) Complete the mechanisms for the following reactions. A) = H₂0 H₂ soa B) OH H₂SO4 Hint: Consider the methyl Shift mechanism. What if you did a similar Shift with the quatrinary carbon?