## Question

###### What acetylide anion and alkyl halide can be used to prepare each alkyne? Indicate all possibilities when more than one route will work.a. $left(mathrm{CH}_{3}ight)_{2} mathrm{CH} mathrm{CH}_{2} mathrm{C} equiv mathrm{CH}$b. $mathrm{CH}_{3} mathrm{C} equiv mathrm{CCH}_{2} mathrm{CH}_{2} mathrm{CH}_{2} mathrm{CH}_{3}$c. $left(mathrm{CH}_{3}ight)_{3} mathrm{CC} equiv mathrm{CCH}_{2} mathrm{CH}_{3}$

What acetylide anion and alkyl halide can be used to prepare each alkyne? Indicate all possibilities when more than one route will work. a. $left(mathrm{CH}_{3} ight)_{2} mathrm{CH} mathrm{CH}_{2} mathrm{C} equiv mathrm{CH}$ b. $mathrm{CH}_{3} mathrm{C} equiv mathrm{CCH}_{2} mathrm{CH}_{2} mathrm{CH}_{2} mathrm{CH}_{3}$ c. $left(mathrm{CH}_{3} ight)_{3} mathrm{CC} equiv mathrm{CCH}_{2} mathrm{CH}_{3}$

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