Question

How will you synthesis? ltbrlt a) Vinyl chloride from acetylene
b) But-1-yne form acetylene
c) But-2-one from acetylene
d) Butan-2-one from acetylene
e) Chloroprene from acetylene
f) Propane from isopropyl alcohol
g) 2,3-Dimethylbutane from propene
h) n-Hexane from propene
i) Cyclohexene from cyclohexane
j) Vinyl acetate from ethyl alcohol
k) Cyclohea-1,3-diene from cyclohexene
l) Buta-1,3-diene from butane.
m) 3-Ethylpent-1-yne from pent-1-yne

Answer 1

a) `HC-=CH overset(2HCl)CH_(3)CHCl_(2)overset(KOH(alc))underset(Delta)to H_(2)C=CHCl`
b) `HC-=CH overset(NaNH_(3))toHC-=Cnaoverset(CH_(3)CH_(2)Br)to HC-=C-CH_(2)CH_(3)`
c) `CH_(3)-C-=Choverset(NaNH_(2))to CH_(3)-C-=Na overset(BrCH_(3))toCH_(3)-C-=C-CH_(3)`
d) `HC-=CH overset(NaNH_(2))to HC-=CNa overset(CH_(3)CH_(2)Br)to HC-=underset("But-1-yne")(CCH_(2)CH_(3))overset(H_(2)SO_(4).H_(2)O)underset(HgSO_(4), Delta)to CH_(3)-overset(O)overset(||)C-CH_(2)CH_(3)`
e) `2HC-=CHoverset(Cu_(2)Cl_(2))underset(NH_(4)Cl)to H_(2)C=underset("Vinyl acetylene")CH-C-=CH overset(HCl)to H_(2)C=underset("Chloroprene")CH-overset(Cl)overset(|)C=CH_(2)`
f)
g)
h) `CH_(3)CH=CH_(2)overset(HBr)underset("Peroxide")CH_(3)CH_(2)CH_(2)Br overset((Na)//"ether")underset("Wurtz reactions")CH_(3)(CH_(2))_(4)CH_(3)]`
i)