Phytopharmaceuticals & Drugs From Marine Souces

Question 1

▪️Alkaloid (Tropane)
▪️TEST: Vitali-Morrin
▪️Violet coloration in drop of KOH solution

Answer 1

Atropine

Question 2

▪️Steroidal (Glycoside)
▪️TEST: Keller-Kiliani
▪️Brown - Glacial acetic acid with FeCl3

Answer 2

Digoxin

Question 3

▪️Quinoline Alkaloid
▪️TEST: Thalleioquin
▪️Bromine water - Emerald Green

Answer 3

Quinine

Question 4

▪️Ferric Chloride
▪️Develops a green color which turn slowly to dark green blue coloration

Answer 4

Hesperidin

Question 5

• From Red Algae
• Stabilizer for emulsion

Answer 5

Agar

Question 6

• From Brown Seaweed
• Used as an aid (stomach ulcers, thickening, stabilizing, suspending, fil-forming, gelling & emulsifying agent

Answer 6

Alginic Acid/Algin

Question 7

• From Red Seaweeds
• Hydrolyze to different sugars (Galactose, Glucose, Arabinose)

Answer 7

Carrageenan

Question 8

B-carboline derivatives isolated from sponges

Answer 8

Eudistomin

Question 9

• Sulphated polysaccharide extracted from Brown Algae
• active against Herpes Simplex virus

Answer 9

Fucoidan