Gujarat Technological University 2010 M.Pharm Chemistry of Natural Products - Question Paper

Q.1 ans the subsequent ques.
(a) describe and classify carbohydrate. Elucidate the structure of fructose 06
(b) How will you convert aldose to ketose and vice versa. 05
(c) Write 2 methods of synthesis for increasing carbon number in
carbohydrate
05
Q.2 ans the subsequent ques.
(a) Write a brief note on solid phase synthesis of polypeptide. 06
(b) describe and classify proteins. Add a note on structure of proteins. 05
(c) provide chemistry and biological activity of Oxytocin. 05
Q.3 ans the subsequent ques.
(a) describe alkaloid. provide general methods for structure elucidation of
alkaloids.
06
(b) explain the structure of morphine. 05
(c) Write a brief note on Podophyllum alkaloid. 05
Q.4 ans the subsequent ques.
(a) elaborate steroid? Write a note on nomenclature and configuration of
steroids.
06
(b) explain chemistry of Cholesterol. 05
(c) Write a note on medicinal importance of peptides. 05
Q.5 ans the subsequent ques.
(a) Write general method for synthesis of flavones, isoflavones and
flavonoids.
06
(b) discuss Hantzsch pyridine synthesis with mechanism. 05
(c) Write short note on Lignin and Pectines. 05
Q. six ans the subsequent ques.
(a) elaborate purines? Prove the structure of uric acid. 06
(b) explain the attachment of sugar and phosphate in nucleotide. 05
(c) Write a note on angiotensin. 05
Q.7 ans the subsequent ques.
(a) provide general method of synthesis and reaction of imidazole and
pyrimidine.
06
(b) Write a note on biological importance of heterocycles. 05
(c) provide 2 methods every for synthesis of thiophene and indole 05

Earning:   Approval pending.