Fundamental Organic Chemistry

2 HCOOH 4 + 2 Hg 2 Cl 2 Hg 2 Cl 2 + CO + CO 2 + 2 NH 4 Cl + H 2 O
Hg 2 Cl 2 + HCOONH 4 2 Hg + CO + CO 2 + 2NH 4 Cl + H 2 O 2
…..(25)
4-Permanganate test:
1ml of warm acids + drops of
KMnO 4 .
The color of KMnO 4
will disappear .
Oxidation for formic acid
(26).
HCOOH
5-Esterification test:
In dry test tube but 1ml of acids
+1ml of ethanol +1ml of conc.
H 2 SO 4 & then heat in water
bath for 3 min., then pour into
(O)
CO 2 + H 2 O
… (26)
Pleasant odor is The odor due to the
detected formation Ethyl formate
HCOOC 2 H S (27)
beaker contain Na 2 CO 3
solution .
H 2 SO 4
HCOOH + CH 3 CH 2 OH HCOOCH 2 CH 3 + H 2 O
Ethyl formate … (27)
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