
determine att the product(s) of the following E2 products. CH3 NaH -CH2CH3 Br
What is the major E2 elimination product formed from the
following halide?
CH3 CH3 CgH5 CH2CH3
Draw the structure of the product of this reaction H CH2CH3 Br KOH E2 elimination product H3C Usethe wedge han bond tostinteechenmisty wer i esiens . If there are alternative structures, draw the most stable one. If no reaction occurs, draw the organic starting material.
3. (5 points) Write the primary E2 product: CH3 CH3 heat, ethanol Br
Which of the following compounds represents
(S)-2-bromobutane?
Which of the following compounds represents (S)-2-bromobutane? Br CH3 CH3 CHз H Br Br Н CH2CH3 CH2CH3 CH-CHз 3) 2) 1) 1) 2) 3) C
Which of the following compounds represents (S)-2-bromobutane? Br CH3 CH3 CHз H Br Br Н CH2CH3 CH2CH3 CH-CHз 3) 2) 1) 1) 2) 3) C
determine all the product(s) of the following E2
products
КО- HOtBu hot
10. Draw the product(s) of this E2 elimination reaction and draw the conformation of the substrate that leads to the product(s) and fulfils the stereoelectronic requirements for E2 elimination. Br (CH3),COK Pdt possible products conformation only product conformation possible products conformation possible products conformation only product
11. Predict the product(s) and propose the mechanism. (10 pts): a) Br CH3 OH A ***"1 CH2CH3
For the following reactions, determine the mechanism(s), Sy1, S2, E1 or E2. Show the mechanism(s) and determine the product(s). Indicate major product if one is present. Include stereochemistry at stereogenic centers. KOC(CH3)a Br 12. CH3CH2OH 13. Cl он
What is the product of the following reaction? H3C—= 2 eq Br2 CH2CH3 - A.H3C— -CH2CH2Br D. Br CH2CH3 Br- -Br H3C CH2CH3 BO CH₃ E. CH3CBr2CH2CH2CH3 CH2CH3
Draw the major products for the following reactions
Nah DMF Br NaNHCH3 Br acetone