Pyridine

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Dr. Gurumeet C Wadhawa
Department of Chemistry
Karmaveer Bhaurao Patil ,College
Vashi, Navi Mumbai

Properties
2. Basicity
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Properties
2. Basicity
Pyridine is more basic than pyrrole
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Properties
2. Basicity
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Properties
2. Basicity
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Properties
3. Tautomerism
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Synthesis
1. Hantzsch pyridine synthesis

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Synthesis

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Synthesis

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Synthesis
2. The Guareschi Synthesis

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Synthesis
3. From 1,5 - Dicarbonyl Compounds

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Synthesis
4. From Oxazoles Kondrat'eva pyridine synthesis

Reactions
1. Electrophilic addition to N
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Reactions
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C2
C3
C4
Reactions
2. Electrophilic substitution to C

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Reactions

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Reactions

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nucleophilic substitution
Reactions
3. Nucleophilic substitution
Why pyridine undergoes
reaction at 2-position.
C3
C2

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Reactions
3. Nucleophilic substitution

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Reactions
4. Pyridine as Nucleophilic catalyst

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Reactions
5. Reduction

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Medicinal uses

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Medicinal uses

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Medicinal uses

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