Category: B.Pharmacy Education

Industrial production, estimation and utilisation of the phytoconstituents: Forskolin, Sennoside, Artemisinin, Diosgenin, Digoxin, Atropine, Podophyllotoxin, Caffeine, Taxol, Vincristine, Vinblastine Industrial production, estimation and utilisation of the following phytoconstituents: Forskolin Sennoside Artemisinin Diosgenin Digoxin Atropine Podophyllotoxin Caffeine Taxol Vincristine Vinblastine You can Download PDF for Hand Written Notes by: Mr. Mohit Sharma Content Uploaded By: Mr. Mohit Sharma (Pharmacist), SDPGIPS (UHSR), PGIMS Rohtak.

Classification of Tannins You may also read Introduction to Tannins You may also read Identification Test for Tannins Tannins are classified on the basis of identity of Phenolic nuclei and linkage True Tannin (High Molecular Weight) Hydrolysable Tannin Condensed Tannin Pseudo Tannin (Low Molecular Weight)

 Tannin Derived from the Frenck work “Tanin” means tanning substance. These are chemically Natural Polyphenols – It contains sufficient hydroxyl group and other suitable group such as carboxyl, to form strong complex with protein and other macromolecules. This term first used by Seguin (1796). Tannins are Complex Non nitrogenous Plant product. Astringent property – Precipitate tissue protein. Mostly high molecular weight compounds Water Soluble You may also read Identification Test for Tannins Definition: Tannins are secondary metabolites which are non-nitrogenous, complex polyphenolic organic compound having high molecular weight, water soluble and astringent property.…

 Identification Test for Tannin You may also read Introduction to Tannins 1. Goldbeater’s skin test:  Goldbeater’s Skin soaked in 2% HCl for 5 minutes. Rinse with distilled water Place in solution of tannin for 5minutes Wash distilled water Treat with Ferrous sulphate solution Black-Brown Colour observed. 2. Gelatine Test: Tannin Solution + 1% Gelatine Solution + 10% NaCl Solution Gives White Buff Colour precipitate. 3. Ferric chloride test: Tannin extract + Ferric Chloride Solution Gives Blue colour: Hydrolysable tannin Brownish green colour: Condensed tannin 4. Phenazone Test: Aqueous extract of drug…

Goldbeater’s skin is the processed outer membrane of the intestine of an animal, typically an ox, valued for its strength against tearing. Usage of Goldbeater’s skin: It is used in Goldbeater’s skin test for tannins. Traditionally, it is used in the repair of manuscripts written on vellum. The intestines, having been cut into sections and hosed clean of offal, arrived in the lab filling two five gallon plastic pails. A considerable quantity of mucous was present, and there was some blood. Literature concerning the manufacture of sausage casings from hog…