4. For each of the following elimination reactions (a-c): (15 points) (a) State which elimination mechanism...
For each of the following reactions, determine which ELIMINATION mechanism (E1 or E2) will occur. Alkyl Halide Substitution: Methyl 1° 2° 3° Base Strength: Strong Weak Mechanism Type: E1 E2 Draw the mechanism that leads to ALL products for the reaction. Finally, underline the major product of the elimination reaction: H3C OH H2C H2C1 Br CHE
Compare the pairs of
reactions and predict which reactions will be faster in each pair?
Explain your answers. As well as number 5 please. Thank
you.
4. Compare the pairs of reactions and predict which reactions will be faster in cach pair? Explain your answers. (6 points) CHS -SCH -Br CHSI -SCH Br NaCN, DMSQ Br NaCN CHOH Br h CH,ОН OCH3 Br CH OH CI OCHa C. 5. Given the following pairs of molecules circle the one that would...
Determine the major elimination product(s) for each of the following reactions. In addition, please state the mechanism that is employed in the formation of each product. (12 points) HO H2SO4 NaOC(CH3)3 CH2OH CH2OH Heat
(4) Which of the following shows a mechanism of a concerted elimination? OMe A. OMe C. D. OMe (5) The major product of the following elimination reaction is Ot e the MAJOR products for the reactions and MAJOR stereochemistry products I (8), or fill the blank for (5). (36 pts) CH3 HBr
Only using E1 and E2 and please show mechanism. Thank
you.
Determine the major elimination product(s) for each of the following reactions. addition, please state the mechanism that is employed in the formation product. (12 points) HO H2SO4 Br NaOC(CH3)3 CH3OH CH3OH Heat
(2 pt) For the following elimination reactions, one of the
reactions will proceed faster than the other one. Draw the Newman
Projection for each elimination and predict the product(s).
Identify which reaction will proceed faster. Briefly explain
why.
5. (2 pt) For the following elimination reactions, one of the reactions will proceed faster than the other one. Draw the Newman Projection for each elimination and predict the product(s). Identify which reaction will proceed faster. Briefly explain why. Circle one: Will...
Identify the mechanism by which each of the reactions above
proceeds from among the mechanisms listed. Use the letters
a - i for your answers.
HCI NH2 NH sobe. The ZI a= Proton transfer d=Sn2 Nucleophilic substitution e= Electrophilic aromatic substitution f= Carbonyl nucleophilic addn g= Nucleophilic subs at carbonyl(acyl Xfer) h = Conjugate (nucleophilic) addn b = Lewis acid/base c=E2 elimination Identify the mechanism by which each of the reactions above proceeds from among the mechanisms listed. Use the...
1. Give a sequence of reactions to accomplish the following transformation? Show mechanism 2. What reagent(s) would accomplish the following? Show mechanism. R-CH2-NH2 R-C-NH2 3. What would result from the reactions shown below? Hsco-s-OCH3 large excess) NaOH нон H,0 но ОН "ОН (a and B) 4. Predict the major product of the following reaction. CHNNH 3 equivalents) но CHCH2OH Heat он CH2OH Draw the Haworth projection for chair conformation of a-D-Glucopyranose (shown below) CH2OH HO H OH OH
C. Stereochemistry of elimination reaction (E2) Draw the major product for each of the following reactions CH0 Сн,он CH20 Сн,ОН
please help
Which of the following reactions is not correct as written? Br 1) NaOCH, major product сH, он Br 2) CH,CO Na major product сH,Cо Н Br 3) CH,CH,SNa major product DMF A 1) and 2) are incorrect 2) and 3) are incorrect C 3) is incorrect D 2) is incorrect E All are correct
Which of the following reactions is not correct as written? Br 1) NaOCH, major product сH, он Br 2) CH,CO Na major product сH,Cо...