Nonyne
Not to be confused with
nonane
or
nonene
.
Nonynes
are
alkynes
with one
triple bond
and the molecular formula
C
9
H
16
.
The
isomers
are:
1-Nonyne
2-Nonyne
3-Nonyne
4-Nonyne
Alkynes
Ethyne
(
C
2
H
2
)
Propyne
(
C
3
H
4
)
Butyne
(
C
4
H
6
)
1
2
Pentyne
(
C
5
H
8
)
1
2
Hexyne
(
C
6
H
10
)
1
2
3
Heptyne
(
C
7
H
12
)
Octyne
(
C
8
H
14
)
2
4
(
C
9
H
16
)
Decyne
(
C
10
H
18
)
1
5
Preparations
Cracking
Dehydrogenation
of
alkane
,
alkene
Alkylation
of
alkynyl anion
Dehydrohalogenation
of
dihaloalkane
Fritsch–Buttenberg–Wiechell rearrangement
Corey–Fuchs reaction
Seyferth–Gilbert homologation
Reactions
Deprotonation
Hydrogenation
Halogenation
Hydration
Hydroboration
Hydrohalogenation
Alkynylation
Thiol-yne reaction
Alkyne trimerisation
Diels–Alder reaction
Pauson–Khand reaction
Azide-alkyne Huisgen cycloaddition
Sonogashira coupling
Cadiot–Chodkiewicz coupling
Glaser coupling
Favorskii reaction