For each reaction shown below, (a) draw the structures of the mechanism to show how the...
3.46 For each reaction below, draw a mechanism (curved arrows) and then predict which side of the reaction is favored under equilibrium conditions: ОН HO + ol (a) HOH (b) ~ SH + + 2 OH SO H.S urs aw (c) SH = 1
3) Draw the products of each reaction shown below. Circle which side of the equilibrium (left or right) is favored based on your knowledge of Kos. and boo * 9. roho 4) The phenols shown below have approximate pka values of 4, 7, 9, 10, and 11. Which pk, value belongs to which phenol?
2. (6 pts) For each reaction below, i) draw the mechanism (curved arrow flow of electrons), ii) circle which side of the reaction is favored under equilibrium conditions, and iii) in the box, state which acidity trend dominates the equilibrium. a) TSH no & TOH acidity trend: acidity trend: oY Hory.%y - Y acidity trend: acidity trend: ovom acidity trend:
Draw a detailed, stepwise mechanism to show how the products of this Sy1 reaction form. Clearly draw the structures of all reactive intermediates. Use curved arrows and include all formal charges. (0.7 pts)
Draw a plausible mechanism for the reaction shown below, being sure to show all intermediates, charges and resonance structures 4. Draw a plausible mechanism for the reaction shown below, being sure to show all intermediates, charges and resonance structures. (12 points) O CH3NH2O OH DCC
For the reaction below: Draw the complete electron pushing arrow mechanism to show the formation of the final product shown. Explain every step of your mechanism. Explain why this is a product favored reaction. ii. H30* H20 OH A
a. Compound 6 reacts with hydrogen bromide as shown in reaction (4) i. Draw the structures of the potential products which may be formed in this reaction (ignore any stereochemical isomers). (4 marks) ii. Using curly arrows, draw a mechanism for the formation of each of the potential products. ldentify the major product. Explain briefly why the major product you identified is favoured. (11 marks)
For each of the following transformations: a) Show all Products formed State whether the mechanism favors SN1 or SN2 b) c) Show stereochemistry (*R/S) where applicable. d) Show an arrow that indicates which side of the reaction is favored, products or reactants. Br acetone + NaCN CH3CH2CH2NH2 ш HСІ он
5. Glucose can form two different ring structures as shown. Draw a mechanism to show how each is formed (don't worry about the stereochemistry around the anomeric carbon) он CHO HO HO он OH но OH он pyranose form of D-glucose OH CH2OH HO D-glucose HO но он он furanose form of D-glucose
6) For the reaction shown below: H-5 H + NHL a. Draw the products AND label acids and bases on BOTH sides of the reaction. b. Predict the equilibrium position for the reaction. Briefly explain your answer. c. Show a detailed, stepwise mechanism for the FORWARD reaction. Use curved arrows to show the flow of electrons. To receive full credit, show all lone pairs.