Exam Question Curcumin

Curcumin can be isolated from Curcuma Sp. Which belong to a family?

• Zingiberaceae

• Moraceae

• Burseraceae

• Gnetaceae

The most acidic proton from cumarin is?

• Alpha dicarbonyl

• Penol

• Benzene

• Enone moiety

The lists of compounds are belongs to naturally occurred curcuminoids, except

• Desmethoxycurcumin

• Diferuloylmethane

• Bisdesmethoxycurcumin

• Trimetylcurcumin

The practical laboratory extraction of curcumin often use methods in which the powdered samples is soaked in organic solvent and left for hours, the technique is called?

• Extraction

• Maceration

• MAE

• EAE

The most common synthesis of curcumin is a process which also classified as?

• Trans esterification

• C-C coupling

• Condensation

• Cyclication