What steps are needed to prepare phenylacetylene, CH,C=CH, from C,H,CH,CH,Br. Be sure to answer all parts. Step 1: Cl2 H2 SO, KOC(CH,)) POCI, pyridine Intermediate 1: draw structure.. Step 2: Br2 H,SO, -> Na NH NaH -> excess Intermediate 2: draw structure .. Step 3: H2SO4 BIL, Na NI POCI, -> excess pyridine

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ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
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What steps are needed to prepare phenylacetylene, C,H,C=CH, from C,H,CH,CH,Br. Be sure to
answer all
parts.
Step 1:
Cl2
H,SO4
KOC(CH,)3
POCI,
pyridine
Intermediate 1:
draw structure
Step 2:
Br2
H;SO,
NANI
Nall
(xcess
Intermediate 2:
draw structure ...
Step 3:
H,SO,
BIL
Na NIL
POCly
xcess
pyridine
Transcribed Image Text:What steps are needed to prepare phenylacetylene, C,H,C=CH, from C,H,CH,CH,Br. Be sure to answer all parts. Step 1: Cl2 H,SO4 KOC(CH,)3 POCI, pyridine Intermediate 1: draw structure Step 2: Br2 H;SO, NANI Nall (xcess Intermediate 2: draw structure ... Step 3: H,SO, BIL Na NIL POCly xcess pyridine
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