PPT-2- Alkaloids القلويدات

Author : rosemary | Published Date : 2023-11-21

1 Definition Secondary plant products act as acid and base at the same time 2Occurance Solanaceae Papaveraceae Liliaceae 3 Distribution CHNO and the

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2- Alkaloids القلويدات: Transcript

1 Definition Secondary plant products act as acid and base at the same time 2Occurance Solanaceae Papaveraceae Liliaceae 3 Distribution CHNO and the end ne . Some important classes of . alkaloids. Class . Precursors. . Examples. . _____________. . Piperidine. alkaloids L-lysine (C. 5. N) . Piperine. Pyrrolidine. /. tropane. . alkaloids. . L-. ornithine. alkaloids. Class . Precursors. . Examples. . _____________. . Piperidine. alkaloids L-lysine (C. 5. N) . Piperine. Pyrrolidine. /. tropane. . alkaloids. . L-. ornithine. . (C. 4. N) . Cocaine. Precursor is formed by combining two C. 6. C. 2. units, both originating from tyrosine. Focus: . pieces/precursors. key assembly steps. structure-activity. physiological interactions. First . methylation. Sugar + non-sugar. In the body they are broken down by enzymes or acids into:. sugars= . glycone. / water soluble. non sugar= aglycone/ active portion. Aglycone may be an alcohol, sulfur or phenol compound.. . Alkaloids. Prof. Dr. İhsan . ÇALIŞ. References. . R. . Hänsel. &O. . Sticher. , . Pharmakognosie. , . Phytopharmazie. , . Springer. , . Heidelberg. 2007 . J. . Bruneton. , . Pharmacognosy. Some important classes of . alkaloids. Class . Precursors. . Examples. . _____________. . Piperidine. alkaloids L-lysine (C. 5. N) . Piperine. Pyrrolidine. /. tropane. . alkaloids. . L-. ornithine. Prepared By. Dr. Khalid Ahmad Shadid. Chemistry Department – Islamic University in Madinah . Islamic University in . Madinah. Department of Chemistry. CH-3. ALKALOIDS. What is Alkaloids: . Alkaloids means . Andrew Nguyen and Anthony Haynes. Sorcery and Herbalism: the basis of Witchcraft. Prior to 1350 and the height of the Roman Catholic church, witchcraft was simply sorcery, and it was an accepted part of life having been ingrained in culture for centuries. . Occurrence:. Opium is the air-dried . milky . exudate. , or latex, obtained by incising the mature unripe capsules of the . opium poppy. . Papaver. . somniferum. (Fam. . Papaveraceae. ). . Sources:. Alkaloids. TROPANE ALKALOIDS. The . tropane. alkaloids, which have the . 8-azabicyclo . octane . nucleus. , are commonly found in plants of three . families;-. Solanaceae. Erythroxylaceae. Convolvulaceae. HPTLC–FLD/MS. Claudia Oellig. Institute . of. Food Chemistry, University . of. . Hohenheim. Germany. HPTLC-FLD. ERGOTS. Ergots. . Produced by parasitic fungi, e.g. . Claviceps. . purpurea. . Assist. Professor. Dr. . Haitham. M. . Alwali. Ph.D. Pharmacology. Al-. Nahrain. College of Pharmacy. 3/15/2018. 1. Serotonin& . the Ergot Alkaloids. S. erotonin. (5-hydroxytryptamine. ; 5-HT) is . INDOLE ALKALODS. a class of . alkaloid. containing . a structural moiety of . indole. ; many . indole. alkaloids also include. . isoprene. groups and are thus called . terpene. . indole. . or . antranilic. acid. Anthranilic. acid . is. an intermediate in the . synthesis. of . tryptophan. and . then. . is. . involved. in the . synthesis. of indole . alkaloids. .. During. . this. .

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