1-pentyne reacts with dicylohexylborane, followed by oxidation, to produce pentanal H₂C- 1-pentyne CH dicylohexylborane

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Chapter23: Organic Chemistry
Section: Chapter Questions
Problem 23.88QP
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The product of the second synthetic step undergoes tautomerization in aqueous medium to form the final product. Draw the structures for both of these products.

1. Draw the product of the oxidation of the organoborane formed in Step 1. Include lone pairs and nonzero formal charges.

2. Draw the more stable tautomer that is the final product. Include lone pairs and nonzero formal charges.
 
1-pentyne reacts with dicylohexylborane, followed by oxidation, to produce pentanal.
H₂C-
1-pentyne
CH
B.
dicylohexylborane
Transcribed Image Text:1-pentyne reacts with dicylohexylborane, followed by oxidation, to produce pentanal. H₂C- 1-pentyne CH B. dicylohexylborane
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