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Question 23 What is the product, W, of the following reaction sequence? i. NaOEt niin ii....
50. For the following compound how many different signals would you see in the proton NMR?...
50. For the following compound how many different signals would you see in the proton NMR? (Assume that you can see them all.) A) 4 B) 5 C) 6 D) 7 E) 8 . An organic compound absorbs strongly in the IR at 1687 em. Its 'H NMR spectrum consists of two signals, a singlet at 2.1 ppm and a multiplet centered at 7.1 ppm. Its mass spectrum shows significant peaks at m/z 120, m/z 105 and m/z 77. This...
Question 7 Predict the major organic product of the reaction sequence, i. NH3, H20 M ii....
Question 7 Predict the major organic product of the reaction sequence, i. NH3, H20 M ii. dilute Ha, cold O O OH NH2 NH2 HO HO HN I II III H N HN IV V CA. V B. III C. 11 DIV E. I Question 8 Which of the following would be the strongest acid? NO2 COH COH COH ON ON "NO2 I II III COH COH NO2 ON "NO2 IV V A. IV B. III C. I D. II...
Predict the product of the following reaction sequence. i. NaOet, EtOH ii. NaOH, heat iii. H20"...
Predict the product of the following reaction sequence. i. NaOet, EtOH ii. NaOH, heat iii. H20" iv. heat YOH O
1) What is/are the product (s) in the following reaction so,0, A) I only B) Il...
1) What is/are the product (s) in the following reaction so,0, A) I only B) Il only C) III only D) II and IV E) I and IV 2) A -NO2 substituent on the aromatic ring is a _in electrophilic aromatic substitution reactions. A) a deactivator and a m-director. B) a deactivator and an o,p-director. C) an activator and a m-director. D) an activator and an o,p-director. 3) Which compound would be expected to show a broad peak around 3000cm-1?...
Part 1: For each of the following structures, indicate the integration expected for the signal associated...
Part 1: For each of the following structures, indicate the
integration expected for the signal associated with the indicated
hydrogen(s).
a)
i)
ii)
iii)
iv)
b)
i)
ii)
iii)
c)
i)
ii)
iii)
d)
i)
ii)
iii)
iv)
v)
vi)
e)
i)
ii)
iii)
iv)
f)
i)
ii)
iii)
iv)
v)
vi)
Part 2: For each of the following structures, indicate the
coupling (a.k.a, splitting) pattern expected for the signal
associated with the indicated hydrogen(s) by placing the
appropriate letter(s)...
16. What is the final product of the following reaction sequence? Give structural details of all...
16. What is the final product of the following reaction sequence? Give structural details of all significant intermediates. i. NaH ii. Br CO 2Et CO 2Et Br iii. NaOEt iv. NaOH, heat v. H2O7, heat Part I. Multiple Choice, select best answer. 1. In the molecule below, which of the hydrogens are the most acidic? II IV sonryer i II í V (a) 1 (b) II (c) III (d) IV 6. What would be the major product of the following...
Question 39 What is the major product of the following reaction sequence? HCN HCI Н,0 heat...
Question 39 What is the major product of the following reaction sequence? HCN HCI Н,0 heat он он он -CN NH CN он II III IV І он соон V СА. ІІ СВ. Т C. IV D. II СЕ. V Question 40 What is the final product, Z, of the following synthesis? SOC12 1. LiAlH(O-t-Bu)3 ether, -78 °C 2. H20 1. KMnO4, OH, heat 2. H307 -CH3 Y Z O Lovebula o locha a odoli odor Ι II III IV...
11. Identify the product(s) of the following reaction. A. I B. II C. III D. IV...
11. Identify the product(s) of the following reaction. A. I B. II C. III D. IV E. V Gom Do is a From co be on) porno porno olyan 12. What is the final product obtained when toluene is subjected to the following reaction sequence? i) Clz (large excess), heat, hv; ii) OH-/H20, heat; iii) H30+ A. I OH B. II OH COH C. III U OH D. IV E. V I II Hol YCC, III HOCCI3 C/ стон с...
What is the final product of this sequence of reactions? i. Bry, light ii. Mg, Eto...
What is the final product of this sequence of reactions? i. Bry, light ii. Mg, Eto iii. CO2 NH; iv. H2O+ DCC (CH,CO), heat V
iv. Select the structure of the major product in the following reaction. i) H, Lindlar catalyst...
iv. Select the structure of the major product in the following reaction. i) H, Lindlar catalyst ا ل ل ا ;0 (ii iii)Zn, CH;COH a) I b) II c) III d) IV اللہ لب بل اللہ الللہ e) V
50. For the following compound how many different signals would you see in the proton NMR? (Assume that you can see them all.) A) 4 B) 5 C) 6 D) 7 E) 8 . An organic compound absorbs strongly in the IR at 1687 em. Its 'H NMR spectrum consists of two signals, a singlet at 2.1 ppm and a multiplet centered at 7.1 ppm. Its mass spectrum shows significant peaks at m/z 120, m/z 105 and m/z 77. This...
Question 7 Predict the major organic product of the reaction sequence, i. NH3, H20 M ii. dilute Ha, cold O O OH NH2 NH2 HO HO HN I II III H N HN IV V CA. V B. III C. 11 DIV E. I Question 8 Which of the following would be the strongest acid? NO2 COH COH COH ON ON "NO2 I II III COH COH NO2 ON "NO2 IV V A. IV B. III C. I D. II...
Predict the product of the following reaction sequence. i. NaOet, EtOH ii. NaOH, heat iii. H20" iv. heat YOH O
1) What is/are the product (s) in the following reaction so,0, A) I only B) Il only C) III only D) II and IV E) I and IV 2) A -NO2 substituent on the aromatic ring is a _in electrophilic aromatic substitution reactions. A) a deactivator and a m-director. B) a deactivator and an o,p-director. C) an activator and a m-director. D) an activator and an o,p-director. 3) Which compound would be expected to show a broad peak around 3000cm-1?...
Part 1: For each of the following structures, indicate the
integration expected for the signal associated with the indicated
hydrogen(s).
a)
i)
ii)
iii)
iv)
b)
i)
ii)
iii)
c)
i)
ii)
iii)
d)
i)
ii)
iii)
iv)
v)
vi)
e)
i)
ii)
iii)
iv)
f)
i)
ii)
iii)
iv)
v)
vi)
Part 2: For each of the following structures, indicate the
coupling (a.k.a, splitting) pattern expected for the signal
associated with the indicated hydrogen(s) by placing the
appropriate letter(s)...
16. What is the final product of the following reaction sequence? Give structural details of all significant intermediates. i. NaH ii. Br CO 2Et CO 2Et Br iii. NaOEt iv. NaOH, heat v. H2O7, heat Part I. Multiple Choice, select best answer. 1. In the molecule below, which of the hydrogens are the most acidic? II IV sonryer i II í V (a) 1 (b) II (c) III (d) IV 6. What would be the major product of the following...
Question 39 What is the major product of the following reaction sequence? HCN HCI Н,0 heat он он он -CN NH CN он II III IV І он соон V СА. ІІ СВ. Т C. IV D. II СЕ. V Question 40 What is the final product, Z, of the following synthesis? SOC12 1. LiAlH(O-t-Bu)3 ether, -78 °C 2. H20 1. KMnO4, OH, heat 2. H307 -CH3 Y Z O Lovebula o locha a odoli odor Ι II III IV...
11. Identify the product(s) of the following reaction. A. I B. II C. III D. IV E. V Gom Do is a From co be on) porno porno olyan 12. What is the final product obtained when toluene is subjected to the following reaction sequence? i) Clz (large excess), heat, hv; ii) OH-/H20, heat; iii) H30+ A. I OH B. II OH COH C. III U OH D. IV E. V I II Hol YCC, III HOCCI3 C/ стон с...
What is the final product of this sequence of reactions? i. Bry, light ii. Mg, Eto iii. CO2 NH; iv. H2O+ DCC (CH,CO), heat V
iv. Select the structure of the major product in the following reaction. i) H, Lindlar catalyst ا ل ل ا ;0 (ii iii)Zn, CH;COH a) I b) II c) III d) IV اللہ لب بل اللہ الللہ e) V
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