Tardigrade
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Tardigrade
Question
Chemistry
CH3CH2OH can be converted into CH3CHO by
Q.
C
H
3
C
H
2
O
H
can be converted into
C
H
3
C
H
O
by
3275
186
Alcohols Phenols and Ethers
Report Error
A
catalytic hydrogenation
13%
B
treatment with
L
i
A
l
H
4
19%
C
treatment with pyridinium chlorochromate
56%
D
treatment with
K
M
n
O
4
13%
Solution:
Pyridinium chlorochromate
(
PCC
)
, a complex of chromium trioxide with pyridine and
H
Cl
gives good yield of aldehydes and prevents further oxidation to carboxylic acids.
C
H
3
C
H
2
O
H
PCC
C
H
3
C
H
O