What is the correct classification of the following pericyclic reaction? X= heat O O A. electrophilic...
What is the correct classification of the following pericyclic reaction? -- O electrophilic addition O sigmatropic rearrangement O cycloaddition O electrocyclic reaction cycloaddition and electrocyclic reaction O
9. What is the common name for the following compound? A) I-butoybutane B) sec-butyl isopropyl ether C) sec-butyl t-butyl ether D) n-butyl isopropyl ether E) none of these 10. What is the correct classification of the following pericyclic reaction? heat A) electrophilic addition B) sigmatropic rearrangement C) cycloaddition D) electrocyclic reaction E) C&D 11. What is the IUPAC name for the following compound? A) E-4-isopropoxy-4,5-dimethylhex-2-ene B) (1S,38)-1-ethoxy-3-methylcyclohexane C) (2S,5R)-5-ethoxy-2-octanol D) 1,1,1-triethoxyethane
QUESTION 10 Identify the product for the following sigmatropic rearrangement. O A. 0 B. II O C.III O D.IV O E. None of the above are correct. QUESTION 9 Predict the product for the following sigmatropic Claisen rearrangement. он OH IV O A. - OB. II O C. III O D. IV O O E. V QUESTION 8 Which diene and dienophile would react to give the following Diels-Alder product? 공동 10H 우 우 이에 그 OAT B. II oooo...
4 Questions. I'll rate if they are correct! QUESTION 1 What is the overall yield of Product D in the following step-wise synthesis? The % yield of each step is noted at the bottom of each arrow. Step 1 Step 2 Step 3 А B D 90% 80% 70% 50% O 60% O 70% 80% QUESTION 2 What is the overall yield of Product E in the following convergent synthesis? The % yield of each step is noted at the...
Step 2 in the following reaction is an example of: Select one: a cycloaddition reaction a sigmatropic rearrangement an electrocyclic reaction a reverse cycloaddition reaction
3. The following reactions used in organic syntheses involve pericyclic reactions. Illustrate the cyclic redistribution of electrons for the pericyclic reaction involved in each case and give the name of the type of reaction, e.g. [3,3] sigmatropic rearrangement, ene reaction, or [4+2] cycloaddition. Me ^ OMe Me + Ome 200°C, 12 h Оме ow.cssong reflux, 22 h hy acetophenone (sensitizer) Et,0, 36-48 h
Question 6 What is the mechanism of the following reaction? o NH H30+ O Electrophilic addition Nucleophilic acyl substitution Electrophilic aromatic substitution Nucleophilic addition
So i got an 80 and i am not sure which two i got wrong. each question is worth 10 points. If someone could please help find which two i got wrong it would be greatly appreciated! I will rate! QUESTION 1 What is the overall yield of Product D in the following step-wise synthesis? The % yield of each step is noted at the bottom of each arrow. Step 1 Step 2 Step 3 А B D 90% 80%...
4. (15 Points) Pericyclic Reactions: The transformation below can be described as a pericyclic reaction followed by a polar-acidic mechanism, where the acid is not shown because it is picked up from the environment. (a) Start by redrawing the starting material below, and show how the pericyclic reaction occurs with curved arrows. (b) Specify the type of pericyclic reaction it represents and the name reaction. (c) If you've done the pericyclic reaction correctly, your product will be an enol. From...
Which product forms in this Suzuki reaction? Which type of sigmatropic arrangement occurs in the following reaction? A) [1,5] B) [3,3] Claisen rearrangement C) [3,3] Cope rearrangement D) [2,3] Which Fisher protection correct representation of the 3-D perspective drawing below? A) I B) II C) III