Starting with 3,5-hexadiyn-1-ol, select reagents from the table below that should be used to synthesize 1,8-octanediol. 3,5-hexadiyn-1-ol 1,8-octanediol (The reaction may require more than one step; if so, write the letters in the order that they are used, e.g., abc. If two or more in conversion to the same product are possible, show only one of them. Omit steps that are part of the workup procedure.) Reagents available a. NINH, / NH, 1. TBDMS-CI b. H₂/Pt 9. Bu,N*F c. H₂/ Lindlar catalyst h. Na, NH (lig) d. PCC Lethylene oxide e. H₂O Reagent(s):

Organic Chemistry
8th Edition
ISBN:9781305580350
Author:William H. Brown, Brent L. Iverson, Eric Anslyn, Christopher S. Foote
Publisher:William H. Brown, Brent L. Iverson, Eric Anslyn, Christopher S. Foote
Chapter6: Reactions Of Alkenes
Section: Chapter Questions
Problem 6.38P: Reaction of -pinene with borane followed by treatment of the resulting trialkylborane with alkaline...
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Epoxides can react with alkyne anions to form B-alkynylalcohols.
Starting with 3,5-hexadiyn-1-ol, select reagents from the table below that should be used to synthesize 1,8-octanediol.
3,5-hexadiyn-1-ol
1,8-octanediol
(The reaction may require more than one step; if so, write the letters in the order that they are used, e.g., abc. If two or more wa
conversion to the same product are possible, show only one of them. Omit steps that are part of the workup procedure.)
Reagents
available
a. NaNH, / NH,
1. TBDMS-CI
b. H₂/Pt
9. Bu,N* F
c. H₂ / Lindlar catalyst h. Na, NH (liq)
d. PCC
i. ethylene axide
e. H₂O
Reagent(s):
Transcribed Image Text:Epoxides can react with alkyne anions to form B-alkynylalcohols. Starting with 3,5-hexadiyn-1-ol, select reagents from the table below that should be used to synthesize 1,8-octanediol. 3,5-hexadiyn-1-ol 1,8-octanediol (The reaction may require more than one step; if so, write the letters in the order that they are used, e.g., abc. If two or more wa conversion to the same product are possible, show only one of them. Omit steps that are part of the workup procedure.) Reagents available a. NaNH, / NH, 1. TBDMS-CI b. H₂/Pt 9. Bu,N* F c. H₂ / Lindlar catalyst h. Na, NH (liq) d. PCC i. ethylene axide e. H₂O Reagent(s):
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