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Byju's Answer
Standard XII
Chemistry
Preparation of Alcohols from Alkenes
CH2=CH-CH2-CH...
Question
C
H
2
=
C
H
−
C
H
2
−
C
H
2
−
C
H
|
|
O
−
C
H
2
−
O
H
Write the IUPAC name of the given compound.
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Solution
Order of preference in numbering is
−
O
H
>
−
C
H
2
=
C
H
−
g
r
o
u
p
The given compound contain hydroxy group at carbon number 1 and a ketonic group at carbon number 2.
The double bond is present between carbon number 5 and 6.
∴
Numbering start from the extreme right side.
The IUPAC name of the compound is:
1
−
h
y
d
r
o
x
y
−
h
e
x
−
5
−
e
n
e
−
2
−
o
n
e
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H
3
−
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H
=
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−
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