12. Which reagents/conditions would lead to the transformation depicted below in high yield? a. NaOMe, MeOH b. MeOH, H₂O* c. NaOEt, EtOH d. NaOH, H₂O e. two of these ??? OH

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12. Which reagents/conditions would lead to the transformation depicted below in high yield?
a. NaOMe, MeOH
b.
MeOH, H₂O*
c. NaOEt, EtOH
13. In the structure of 2-fluoropropanoic acid shown, the oxidation
number on C1 is
the oxidation number on C2 is
a. +1, +2, -3
b. -3, +1, +3
d. NaOH, H₂O
e. two of these
, and the oxidation number on C3 is,
c. 0, 0, 0
d. +3,0,-3
e.
+2,0, -2
???
OH
14. What will be the outcome of the following reaction sequence?
B.
1. NaOEt, EtOH
2. PCC
3. isopropylMgBr
4. H₂0¹
???
a.
2-ethyl-3-isopropyl-2,3-dimethyloxirane
b. 2,3,4-trimethyl-3,4-epoxyhexane
c. 1,2,3,4-tetramethyl-2,3-epoxypentane
d. Both a and b are suitable.
e. All of the above are correct.
OH
15. What is a suitable IUPAC name for the structure shown at the
right?
OH
D.
F
H
OH
LOH
CH3
3
OH
Transcribed Image Text:12. Which reagents/conditions would lead to the transformation depicted below in high yield? a. NaOMe, MeOH b. MeOH, H₂O* c. NaOEt, EtOH 13. In the structure of 2-fluoropropanoic acid shown, the oxidation number on C1 is the oxidation number on C2 is a. +1, +2, -3 b. -3, +1, +3 d. NaOH, H₂O e. two of these , and the oxidation number on C3 is, c. 0, 0, 0 d. +3,0,-3 e. +2,0, -2 ??? OH 14. What will be the outcome of the following reaction sequence? B. 1. NaOEt, EtOH 2. PCC 3. isopropylMgBr 4. H₂0¹ ??? a. 2-ethyl-3-isopropyl-2,3-dimethyloxirane b. 2,3,4-trimethyl-3,4-epoxyhexane c. 1,2,3,4-tetramethyl-2,3-epoxypentane d. Both a and b are suitable. e. All of the above are correct. OH 15. What is a suitable IUPAC name for the structure shown at the right? OH D. F H OH LOH CH3 3 OH
9. What would be the product(s) of the reaction shown?
xs HBr
III.
OH
o'totoh
Br
a. I and II b. III and IV
OH
a. DMP
b. C₂O₂Cl₂, DMSO
c. Na₂Cr₂O7, H₂O, H₂SO4
d. NalO4
e. PCC
HO.
II.
e. V only
10. Which reagents would you use to accomplish the pictured transformation?
Br
B. 1) Mg, Et₂O; 2)
c. II and III
OH
A. 1) Mg, Et₂O; 2) CH3C(O)CH₂CH3; 3) H₂O
; 3) H₂O
d. I and IV
???
11. Choose the sequence of reagents that will yield the specified outcome.
Br
; 3) H₂O
IV.
E. 1) TMSCI; 2) Et3N; 3)Mg, Et₂O; 4)
???
OH
H
C. 1) Mg, Et₂0; 2)
D. 1) TMSCI; 2) Et₂N; 3)Mg, Et₂O; 4) HC(O)CH₂CH3; 5) H₂O; 6) TBAF
Å
HO.
; 5) H₂O 6) TBAF
OH
OH
Transcribed Image Text:9. What would be the product(s) of the reaction shown? xs HBr III. OH o'totoh Br a. I and II b. III and IV OH a. DMP b. C₂O₂Cl₂, DMSO c. Na₂Cr₂O7, H₂O, H₂SO4 d. NalO4 e. PCC HO. II. e. V only 10. Which reagents would you use to accomplish the pictured transformation? Br B. 1) Mg, Et₂O; 2) c. II and III OH A. 1) Mg, Et₂O; 2) CH3C(O)CH₂CH3; 3) H₂O ; 3) H₂O d. I and IV ??? 11. Choose the sequence of reagents that will yield the specified outcome. Br ; 3) H₂O IV. E. 1) TMSCI; 2) Et3N; 3)Mg, Et₂O; 4) ??? OH H C. 1) Mg, Et₂0; 2) D. 1) TMSCI; 2) Et₂N; 3)Mg, Et₂O; 4) HC(O)CH₂CH3; 5) H₂O; 6) TBAF Å HO. ; 5) H₂O 6) TBAF OH OH
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