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Provide the mechanisms for the follouing reactons H 1Excess -octy Br otl LIAIHA 2. H1 Cr
6. Provide the mechanisms for the following reactons MgBr 1. Excess OH OCH 2. H30 som HB HBr 1. LIAIH4 O2. H30+ 7. Suggest a structure for an unknown A whose formula is CH160 and gives the following chemical test results. Formula C6H100 Hydrogenation Test H/Pt Chromic Acid Test HaCrO4 Lucas Test HCI/ZnCl2 • Reacts to give C H20 Reacts, turns green/brown, precipitate for Reacts, a new oil layer forms on top.
Detailed mechanisms
1) CH3Li 2) H+ Mechanism 7 OH 1) LIAIHA 2) H+ Mechanism 8 HOW
1. SOCI2 2. CH3NH2 3. LiAIHA 4. H20* O glo OH O H Br
2. Provide a synthetic strategy to accomplish the following transformation: CH3 Start with: Br Br H HD Start with: Br
2. Draw the mechanisms for the reactions shown below. on on Br-Br Br MeOH OME
2. Draw the mechanisms for the reactions shown below OSO3H a. Br-Br Br MeOH OMe b.
Provide reaction mechanisms
(with arrows) for the following reaction.
101. What is the product of the following reaction sequence: NH2 Br Br i. HCl, NaNO2 ii. CuCN iii. DIBAL-H iv. H20 COOH Br Br Br Br CHO COOH Br Br Br COOH IV A)I
Provide the major products for the following reactions:
Br Br d) e) Br Cl h) Br + i) Br
Identify the mechanisms
[Review Topics] Br KOt-Bu Br 2. EtOH NaOE NaC HOE a Proton transfer b -Lewis acid/base d Radical chain addition e Electrophilic addition g-E2 Elimination h Syl Nucleophilic substitution i-SN2 Nucleophilic substitution Radical chain substitution El Elimination Identify the mechanism by which each of the reactions above proceeds from among the mechanisms listed. Use the letters a - i for your answers 1. 2.
C. 4. Suggest the major product/s and provide mechanisms for the following reaction CH3OH Br + CH3ONa a. If the reaction went through a SN2 type mechanism b. If the reaction went through a Sw1 type mechanism