A.
QUESTION ANSWER
1. Write the complete reaction of each phytochemical test above !
Answer :
Identification alkaloid with Culvenar-Filgerald
Meyer reagent
Wagner reagent
Dragondarf reagent
Flavonoid identification
Mg (s) + 2HCl (aq) → MgCl2 (aq) + H2 (g)
(aq) + H2 (g)
(aq)
+ MgCl2 →
+ 2Cl-
Saponin identification
+
Steroid & tripernoid identification
Tannin identification
Fenolik
2. Write the basic structure of each group of steroid compounds, triterpenoids,
tannins, saponins, flavonoids, and alkaloids !
Steroid
Tripernoid
Tannins
Saponin
Flavonoid
Alkaloid
3. Mention what compounds are found in the “temulawak” rhizome based on
existing literature!
Answer :
Alakloid, flavonoid and tripenoid
4. Mention the functions and benefits of ginger rhizome for human life!
Answer :
Various “temulawak” health benefits that are well known in traditional medicine
include treating stomach ache, heartache / jaundice, malaria medicine, kidney disease,
maternity medicine, skin diseases, and inflammation in the stomach or leather.