3 Propose mechanisms to account for the following transformations. Explain the regioselectivity. (4 points) HCl (excess)
2. (30pts) Propose mechanisms for THREE of the following transformations. If all four are answered, only the first three will be graded. (a) OH HCI О. ОН 1. methyl vinyl ketone 2. HCl(aq) 3. NaOH(aq), heat oblogg NaBHA ETOH ОН PCC CH2Cl2
Please explain in full detail.
5. (16) Propose mechanisms to explain these transformations: Br NaOCH CH, OH heat
Part II. Mechanisms!!! Propose mechanisms using arrow-pushing
notations to show the transformations of
the following reactions.
d) CH OH heat CH, OH heel NE он EN E CH OH heat
Predict the major product in each of the following transformations. No mechanisms are required for this question. [3 Marks] 1. CH CH MgBr (excess) 2. HCl(aq) 1. PhMgBr (1 equiv.) 2. HCl(aq) OSOH 1. CH_MgBr (2 equiv.) 2. HCl(aq)
Predict the major product in each of the following
transformations. No mechanisms are required for this question.
Predict the major product in each of the following transformations. No mechanisms are required for this question. [3 Marks] 1. CH,CHMgBr (excess) hoy 2. HCl(aq) i 1. PhMgør (1 equiv.) 1. PhMgBr (1 equiv.) 2. HCl(aq) охон 1. CH3MgBr (2 equiv.) 2. HCl(aq) Show how you could synthesize the products below using a Grignard reagent and appropriate electrophile by drawing the overall balanced...
Use curved arrows to propose mechanisms for the following reaction (a)Propene with HCl (b)tert-butylbromide with methanol(c)3-methyl-2-pentene with chlorine (d)3-methyl-1-butene with sulphiric acid(e)Propyne with excess HBr (f)2-Pentyne with water in the presence of a mineral acid.
Propose a indicate the total numbers of step the mechanisms (12 points each, 24 point 3. n arrow pushing mechanism for the following transformations. For each reaction, s in the mechanism. You should utilize the space below to draw s total). A) он H20 B) H30+ Он
Predict the major product in each of the following transformations. No mechanisms are required for this question. [3 Marks] 1. CH3CH2MgBr (excess) 2. HCl(aq) 1. PhMgBr (1 equiv.) 2. HCl(aq) ОН о но 1. CH3MgBr (2 equiv.) 2. HCl(aq) н Show how you could synthesize the products below using a Grignard reagent and appropriate electrophile by drawing the overall balanced equation. No mechanisms are required for this question. You do not need to show formation of the Grignard reagent. [2...
3. Propose a plausible synthesis for each of the following
transformations:
3. Propose a plausible synthesis for each of the following transformations: 2x - 2 x 2x 0-5 •♡-
propose mechanisms for the three transformations
shown.
please the problem solution...
Me0- C. NMe 2) KO-+-Bu -1- 3) RuCp on MO-5-0Me KCD -NMe Rup KO-+u MrO- -cMe -NMe NMe tion Rup +Metsoy