Give an account for the stereochemistry of Biphenyl compounds.
[6 marks]Give brief notes on the Conformation of Cyclohexane.
[5 marks]Write in detail about the Resolution of the Racemic mixture.
[5 marks]Define the following terms. 1) Enantiomer 2) Meso isomer 3) Heterocyclic compound 4) Chiral center 5) Configuration 6) conformational isomer.
[6 marks]Discuss the sequence rule with examples in detail.
[5 marks]Explain Clemmensen reduction in detail.
[5 marks]Give the structure of 1) Oxazole 2) Acridine 3) Purine 4) azepines 5) Pyrazole 6) Pyrimidine
[6 marks]Write down the Synthesis and medicinal uses of azepines.
[5 marks]Explain the Basicity of pyridine.
[5 marks]Write any three reactions in detail for 1) Pyridine 2) Isoquinoline.
[6 marks]Write about Oppenauer-oxidation.
[5 marks]Give the reaction involved in Beckmann rearrangement and Wolff Kishner reduction.
[5 marks]Give a brief note on the reaction involved in LiAlH4 and NaBH4
[6 marks]Comment on the following 1. Pyridine is less basic than aliphatic amines. 2. Pyrrole is more aromatic than furan.
[5 marks]Discuss nomenclature and classification of Thiophene and Furan. Q. 6 (a) Describe methods of synthesis of indole and explain any one method in detail.
[6 marks]Explain the Birch reduction reaction in detail.
[5 marks]Give a Brief note with a mechanism on a) Dakin Reaction b) Schmidt rearrangement
[5 marks]Write a short note on the following: 1) Skraup Quinoline Synthesis 2) Why is pyrrole a weaker base than pyridine?
[6 marks]Discuss Optical activity in detail.
[5 marks]What are stereospecific and stereo selective reactions explain with examples.
[5 marks]