Pharmacognosy Lecture No.1

Glycosides Muhammad Tanveer Khan

Introduction ,[object Object],[object Object],[object Object],[object Object]

Types ,[object Object],O- glycosides C- glycosides S- glycosides N- glycosides

Types ,[object Object],Glucosides Ribosides Rhamnosides

Classification ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Cardioactive Glycosides ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

[object Object],Aglycone may be; Cardenolide (5-membered lactone at place of R) Bufanolide (6-membered lactone at place of R)

a) Digitalis ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Digoxin Acetyl digoxin Lanatoside C (Acetyl digoxin + 1 glucose) Deslanoside (Digoxin + 1 glucose) Digoxigenin Lanatoside E (Acetyl Gitatoxin + 1 glucose) Gitatoxin Gitatoxigenin Lanatoside B (Acetyl gitoxin + 1 glucose) Gitoxin Glucogitoxin (Gitoxin + 1 glucose) Gitoxigenin Acetyl digitoxin Lanatoside A (Acetyl digitoxin + 1 glucose) Digitoxin Glucodigitoxin (Digitoxin + 1 glucose) Digitoxigenin D. lanata D. purpurea Derivatives

b) Strophanthus ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

[object Object],[object Object],[object Object]

c) White squill ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

[object Object],[object Object],[object Object],[object Object],[object Object]

Pharmacognosy Lecture No.1

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Pharmacognosy Lecture No.1