Chapter 9: 9-56b (page 286)
Which of the following bases could be used to deprotonate 1-butyne?
(c)
Short Answer
n- BuLi will deprotonate 1- butyne.
Chapter 9: 9-56b (page 286)
Which of the following bases could be used to deprotonate 1-butyne?
(c)
n- BuLi will deprotonate 1- butyne.
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Get started for freeDraw structures corresponding to the following names:
(a)3,3-Dimethyl-4-octyne
(b)3-Ethyl-5-methyl-1,6,8-decatriyne
(c)2,2,5,5-Tetramethyl-3-hexyne
(d)3,4-Dimethylcyclodecyne
(e)3,5-Heptadien-1-yne
(f)3-Chloro-4,4-dimethyl-1-nonen-6-yne
(g)3-sec-Butyl-1-heptyne
(h)5-tert-Butyl-2-methyl-3-octyne
Which of the following bases could be used to deprotonate 1-butyne?
(a)
What products would you expect from the following reactions?
c.
Occasionally, a chemist might need to invert the stereochemistry of an alkene—that is, to convert a cis alkene to a trans alkene, or vice versa. There is no one-step method for doing an alkene inversion, but the transformation can be carried out by combining several reactions in the proper sequence. How would you carry out the following reactions?
(a)
(b)
The pkaof acetone, CH3COCH3, is 19.3. Which of the following bases is strong enough to deprotonate acetone?
(d) NaOCO3 ( pkaof CH3OH 15.6)
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