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Synthetic Reagent
By
Prof. G. P. Sadawarte
Dept. of Chemistry
B. P. Arts, S.M.A. Sci. and K.K.C. Comm. College
chalisgaon
E A A
H3C
O
OC2H5
O
H3C OC2H5
O
+
H3C OC2H5
O
H3C
O
OC2H5
O
C2H5ONa
Synthesis of E A A
H3C OC2H5
O
C2H5O-
Na+
H2C OC2H5
O
+ C2 H5 OH
H3C OC2H5
O
H2C OC2H5
O
H3C C
H2
O
OC2H5
O
C2H5O
H3C
O
OC2H5
O
C2H5O
Na +
H3C
O
OC2H5
O
+C2H5O-
Na+
Mono Alkyl Acetic acid
H3C C
O
OC2H5
O
H H
C2H5O Na
H3C C
O
OC2H5
O
H
H3C C
O
OC2H5
O
H R
X
H3C C
O
OC2H5
O
H R
+
X
H3C C
O
OC2H5
O
H R
1)H2O / OH
2) H / H2O
C
H2
OH
O
R
C2H5OH
+
H3C OH
O
+
Di Alkyl Acetic acid
H3C C
O
OC2H5
O
H H
C2H5O Na
H3C C
O
OC2H5
O
H
H3C C
O
OC2H5
O
H
R
X
H3C C
O
OC2H5
O
H R
+
X
H3C C
O
OC2H5
O
R H
C2H5O Na
H3C C
O
OC2H5
O
R R
X
H3C C
O
OC2H5
O
R R
Di Alkyl Acetic acid
H3C C
O
OC2H5
O
R R
H3C OH
O
1)H
2
O
/
O
H
2)
H
/
H
2
O
+ C2H5OH
+
CH OH
O
R
R
Succinic acid
H3C C
O
OC2H5
O
H H
C2H5O Na
H3C C
O
OC2H5
O
H
H3C C
O
OC2H5
O
H
H2C OC2H5
O
X
H3C C
O
OC2H5
O
H H2C
O
OC2H5
H3C C
O O
H H2C
O
OC2H5
OC2H5
Conc NaOH
H2O /H
CH3COOH + + 2 C2H5OH
H2C
H2C
C
OH
OH
C
O
O
Adipic acid
H3C C
O
OC2H5
O
H H
C2H5O Na
H3C C
O
OC2H5
O
H
H3C C
H
O
OC2H5
O
H3C
H
C OC2H5
O O
H2C
H2C
Br
Br
Conc NaOH
H2O /H
H2C OH
O
H2C OH
O
CH2
CH2
+ 2CH3COOH
+ 2 C2H5OH
H3C CH
O
OC2H5
O
H3C CH OC2H5
O O
CH2
CH2
Alpha beta unsaturated acid
H3C C
O
OC2H5
O
H H
C2H5O Na
H3C C
O
OC2H5
O
H
H3C C
H
O
OC2H5
O
R
O
H
+ H
- H2O
H3C C
O
OC2H5
O
C
R
H
Conc NaOH
H / H2O
HC OH
O
HC
R
H3C OH
O
C2H5OH
+
Knoevenagel reaction
Alkyl ketone
H3C C
O
OC2H5
O
H H
C2H5O Na
H3C C
O
OC2H5
O
H
H3C C
H
O
OC2H5
O
R
X
H3C C
O
OC2H5
O
H R
i) Dil HCl
ii) Heat
C2H5OH
+
+ CO2
C
H2
O
H3C
R
Malonic Ester/ diethyl malonate
C2H5O O C2H5
O
O
Malonic Ester
Synthesis of Malonic ester
CN
H2C
COOK
Potassiun Cyno Acetate
+2 HCl + 2 H2O
COOH
H2C
COOH
Malonic Acid
+ KCL +NH4Cl
COOH
H2C
COOH
+ C2H5OH
+ C2H5OH
HCl
COOC2H5
H2C
COOC2H5
Malonic Ester
+ 2 H2O
Monoalkyl Acetic Acid
COOC2H5
C
COOC2H5
H
H
C2H5O Na
-C2H5OH
COOC2H5
C
COOC2H5
H
R
X
-X
COOC2H5
C
COOC2H5
R
H
COOC2H5
C
COOC2H5
R
H
H+/H2O
COOH
C
COOH
R
H
Heat
- CO2
R
H2
C
COOH
Alkyl acetic acid
• Propanoic Acid
• Butanoic Acid
• n-Valeric acid/ pentanoic acid
Di alkyl Acetic Acid
COOC2H5
C
COOC2H5
H
H
C2H5O Na
-C2H5OH
COOC2H5
C
COOC2H5
H
R
X
-X
COOC2H5
C
COOC2H5
R
H
COOC2H5
C
COOC2H5
R
H
C2H5O Na
-C2H5OH
COOC2H5
C
COOC2H5
R
R
X
-X
COOC2H5
C
COOC2H5
R
R
COOC2H5
C
COOC2H5
R
R
H+/H2O
COOH
C
COOH
R
R
Heat
- CO2 R
CH
COOH
di Alkyl acetic acid
R
Succinic Acid
COOC2H5
C
COOC2H5
H
H
C2H5O Na
-C2H5OH
COOC2H5
C
COOC2H5
H
-X
Cl- CH2- COO C2H5
COOC2H5
C
COOC2H5
H2C
H
C2H5OOC
COOC2H5
C
H2C
H
COOC2H5
COOC2H5
H+/H2O
COOH
C
H2C
H
COOH
COOH
Heat
- CO2
H2C
H2C
COOH
COOH
Succinic acid
Glutaric Acid
COOC2H5
C
COOC2H5
Malonic Ester
COOC2H5
C
COOC2H5
H
H
C2H5O Na
H
-C2H5OH
C2H5OOC
C
C2H5OOC
H
COOC2H5
C
COOC2H5
H
CH2-I2
-I2
COOC2H5
CH
COOC2H5
C
H2
CH
C2H5OOC
C2H5OOC
COOC2H5
CH
COOC2H5
C
H2
CH
C2H5OOC
C2H5OOC
H+/H2O
COOH
CH
COOH
C
H2
CH
HOOC
HOOC
Heat
- CO2
H2
C
COOH
C
H2
H2
C
HOOC
Glutaric Acid
Beta keto Acid
COOC2H5
C
COOC2H5
Malonic Ester
H
H
C2H5O Na
-C2H5OH
COOC2H5
C
COOC2H5
H
C2H5OOC
C
C2H5OOC
H
H3C
C
Cl
O
C2H5OOC
C
C2H5OOC
H
O
CH3
+ Cl
H+/H2O
Hydro
lysis
HOOC
C
HOOC
H
O
CH3
Heat
- CO2
HOOC
H2C
O
CH3
Alpha beta unsaturated acid
H3C
H
O
COOC2H5
C
COOC2H5
Malonic Ester
H
H
+
Pyridine
COOC2H5
C
COOC2H5
H
H3C
COOC2H5
C
COOC2H5
H
H3C
H+/H2O
Hydrolysis
COOH
C
COOH
H
H3C
Heat
- CO2
CH
COOH
H
H3C
Crotonic acid
Any ?

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Synthetic reagent pdf ppt

  • 1. Synthetic Reagent By Prof. G. P. Sadawarte Dept. of Chemistry B. P. Arts, S.M.A. Sci. and K.K.C. Comm. College chalisgaon
  • 2. E A A H3C O OC2H5 O H3C OC2H5 O + H3C OC2H5 O H3C O OC2H5 O C2H5ONa
  • 3. Synthesis of E A A H3C OC2H5 O C2H5O- Na+ H2C OC2H5 O + C2 H5 OH H3C OC2H5 O H2C OC2H5 O H3C C H2 O OC2H5 O C2H5O H3C O OC2H5 O C2H5O Na + H3C O OC2H5 O +C2H5O- Na+
  • 4. Mono Alkyl Acetic acid H3C C O OC2H5 O H H C2H5O Na H3C C O OC2H5 O H H3C C O OC2H5 O H R X H3C C O OC2H5 O H R + X H3C C O OC2H5 O H R 1)H2O / OH 2) H / H2O C H2 OH O R C2H5OH + H3C OH O +
  • 5. Di Alkyl Acetic acid H3C C O OC2H5 O H H C2H5O Na H3C C O OC2H5 O H H3C C O OC2H5 O H R X H3C C O OC2H5 O H R + X H3C C O OC2H5 O R H C2H5O Na H3C C O OC2H5 O R R X H3C C O OC2H5 O R R
  • 6. Di Alkyl Acetic acid H3C C O OC2H5 O R R H3C OH O 1)H 2 O / O H 2) H / H 2 O + C2H5OH + CH OH O R R
  • 7. Succinic acid H3C C O OC2H5 O H H C2H5O Na H3C C O OC2H5 O H H3C C O OC2H5 O H H2C OC2H5 O X H3C C O OC2H5 O H H2C O OC2H5 H3C C O O H H2C O OC2H5 OC2H5 Conc NaOH H2O /H CH3COOH + + 2 C2H5OH H2C H2C C OH OH C O O
  • 8. Adipic acid H3C C O OC2H5 O H H C2H5O Na H3C C O OC2H5 O H H3C C H O OC2H5 O H3C H C OC2H5 O O H2C H2C Br Br Conc NaOH H2O /H H2C OH O H2C OH O CH2 CH2 + 2CH3COOH + 2 C2H5OH H3C CH O OC2H5 O H3C CH OC2H5 O O CH2 CH2
  • 9. Alpha beta unsaturated acid H3C C O OC2H5 O H H C2H5O Na H3C C O OC2H5 O H H3C C H O OC2H5 O R O H + H - H2O H3C C O OC2H5 O C R H Conc NaOH H / H2O HC OH O HC R H3C OH O C2H5OH + Knoevenagel reaction
  • 10. Alkyl ketone H3C C O OC2H5 O H H C2H5O Na H3C C O OC2H5 O H H3C C H O OC2H5 O R X H3C C O OC2H5 O H R i) Dil HCl ii) Heat C2H5OH + + CO2 C H2 O H3C R
  • 11. Malonic Ester/ diethyl malonate C2H5O O C2H5 O O Malonic Ester Synthesis of Malonic ester CN H2C COOK Potassiun Cyno Acetate +2 HCl + 2 H2O COOH H2C COOH Malonic Acid + KCL +NH4Cl COOH H2C COOH + C2H5OH + C2H5OH HCl COOC2H5 H2C COOC2H5 Malonic Ester + 2 H2O
  • 12. Monoalkyl Acetic Acid COOC2H5 C COOC2H5 H H C2H5O Na -C2H5OH COOC2H5 C COOC2H5 H R X -X COOC2H5 C COOC2H5 R H COOC2H5 C COOC2H5 R H H+/H2O COOH C COOH R H Heat - CO2 R H2 C COOH Alkyl acetic acid • Propanoic Acid • Butanoic Acid • n-Valeric acid/ pentanoic acid
  • 13. Di alkyl Acetic Acid COOC2H5 C COOC2H5 H H C2H5O Na -C2H5OH COOC2H5 C COOC2H5 H R X -X COOC2H5 C COOC2H5 R H COOC2H5 C COOC2H5 R H C2H5O Na -C2H5OH COOC2H5 C COOC2H5 R R X -X COOC2H5 C COOC2H5 R R COOC2H5 C COOC2H5 R R H+/H2O COOH C COOH R R Heat - CO2 R CH COOH di Alkyl acetic acid R
  • 14. Succinic Acid COOC2H5 C COOC2H5 H H C2H5O Na -C2H5OH COOC2H5 C COOC2H5 H -X Cl- CH2- COO C2H5 COOC2H5 C COOC2H5 H2C H C2H5OOC COOC2H5 C H2C H COOC2H5 COOC2H5 H+/H2O COOH C H2C H COOH COOH Heat - CO2 H2C H2C COOH COOH Succinic acid
  • 15. Glutaric Acid COOC2H5 C COOC2H5 Malonic Ester COOC2H5 C COOC2H5 H H C2H5O Na H -C2H5OH C2H5OOC C C2H5OOC H COOC2H5 C COOC2H5 H CH2-I2 -I2 COOC2H5 CH COOC2H5 C H2 CH C2H5OOC C2H5OOC COOC2H5 CH COOC2H5 C H2 CH C2H5OOC C2H5OOC H+/H2O COOH CH COOH C H2 CH HOOC HOOC Heat - CO2 H2 C COOH C H2 H2 C HOOC Glutaric Acid
  • 16. Beta keto Acid COOC2H5 C COOC2H5 Malonic Ester H H C2H5O Na -C2H5OH COOC2H5 C COOC2H5 H C2H5OOC C C2H5OOC H H3C C Cl O C2H5OOC C C2H5OOC H O CH3 + Cl H+/H2O Hydro lysis HOOC C HOOC H O CH3 Heat - CO2 HOOC H2C O CH3
  • 17. Alpha beta unsaturated acid H3C H O COOC2H5 C COOC2H5 Malonic Ester H H + Pyridine COOC2H5 C COOC2H5 H H3C COOC2H5 C COOC2H5 H H3C H+/H2O Hydrolysis COOH C COOH H H3C Heat - CO2 CH COOH H H3C Crotonic acid
  • 18. Any ?