3- this is the example of diels alder reaction..here diene should be electron rich and dienophile should be electron defeicient.. A and C
so option A is answer see image below
QUESTION 3 What diene and dienophile is needed to prepare the following compound? Choices A and...
Question Completion Stat What diene and dienophile are needed to prepare the following Diels-Alder product? Ін COOCH, OH OH + Hycooc COOCH, Il H.CO + н,соос IV III 11 III IV ther question will save this response.
1. Draw in the structure of a diene and a dienophile that would do the Diels-Alder reaction. The diene should contain one (E)-alkene and the dienophile should contain one ester. Major Product heat 2. Draw the major product in the box. Indicate stereochemistry with dashes and wedges. If the compound is racemic, write "+/-", and if it is meso, indicate this. 3. Are there any other regioisomers that could form in this reaction? Explain. 4. Are there any other stereoisomers...
What diene and dienophile do you need to prepare each of the following products?
18, 22, 23 16) What diene and dienophile would react to give the product below? diere 17) Which of the following compounds is the most reactive dienophile in a Diels-Alder reaction with 1,3-butadiene? A) CH-CHOCH B) CH2-CHCHO C) CH3CHCHCH3 D) (CH3CH2 5) C .CH 18) Using resonance structures, explain the regiochemistry observed in this reaction OCH H.CO heat 19) Provide the major organic product of the following reaction H.CO ÇOCH H.COM 20) Provide the major organic product of the following...
written names 3. What diene and what dienophile could be used to prepare each of the following? H H a) b)
[References) Show the starting diene and dienophile you could use to prepare the following molecule: CH3 CN Diene + Dienophile "CN CH3 Visited • Use the wedge/hash bond tools to indicate stereochemistry where it exists. • If a group is achiral, do not use wedged or hashed bonds on it. • Draw one structure per sketcher. Add additional sketchers using the drop-down menu in the bottom right comer. . Separate multiple reactants using the + sign from the drop-down menu....
19. [04 pts.] What diene and dienophile would react to give the following Diels-Alder product? dienophile diene 20. [06 pts.] Label each compound as aromatic, antiarobave planar rings. at atic or not aromatic. Assume that those compounds that are completely conjugated a. в-н 21. [04 pts.] Give the systematic name for each of the following compounds. 22. [04 pts.] Draw all possible resonance structures for the following molecule.
Question 15 4 pts Consider the diene and dienophile required to make each of the following Diels-Alder adducts. Which of these would be created the most rapidly (hint: numbering helps). OH OH HO. HO, HO. HO" HO: ОН A B C D E OD O C 0 A OB
Question 1 Using compound A below: А Lidentify the reagents (diene and dienophile) you would use to prepare compound A. M. Using your reagents from part i above, show the detailed, shopwise mechanism for each of the synthesis of compound A. Use curved arrows to show the flow of electrons. TT T Arial • 3 (12pt) • T.E.E.S.
QUESTION 1 What are the structures of the diene and dienophile that would react to give the following Diels-Alder product? CN ove