Past Question CHM308 2019/2020 SESSION- FUBK

CHM308 : NATURAL PRODUCT CHEMISTRY I

UNITS : 1

INSTRUCTIONS : Answer all questions

TIME ALLOWED : 1HRS

TEST

Q1. (a. Give the classification of terpenoids
(b. Write and name three (3) structures each of acyclic and bicyclic monoterpenoids

Q2. (a. Show how the backbone structure of steroids is numbered
(b. Write the structure of the following, states their source and functions
(i) Progesterone
(ii) Testosterone
(iii) Estradiol
(iv) Aldosterone

Q3. (a. Explain how alkaloids are named
(b. Write the nucleus of the following :
(i) Indole
(ii) Isoquinoline
(iii) Pyridine-Piperidine
(iv) Pyridine-Pyrollidine
(v) Pyrollidine
(c. Give the name given to the following carotenoids
(i) Oxygenated Carotenoids
(ii) Hydrogenated Carotenoids