Structure of
Glucose
CHO
(CH
)4
OH
CH2OH
Glucose
Rationalised 2023-24
284
Chemistry
6 On oxidation with nitric acid, glucose as well as gluconic acid both
yield a dicarboxylic acid, saccharic acid This indicates the presence
of a primary alcoholic (–OH) group in glucose CHO
(CH
)4
OH
CH OH
2
Oxidation
(CH
)4
OH
CH OH
2
COOH
(CH
)4
OH
COOH
COOH
Oxidation
Saccharic
acid
Gluconic
acid
The exact spatial arrangement of different —OH groups was given
by Fischer after studying many other properties