Chemistry of Natural Products: A Laboratory HandbookUniversities Press, 2003 - 134 páginas This volume is a laboratory companion to the author's book Chemistry of Natural Products: A Unified Approach (Universities Press, 1999). Chemistry of natural experimentation. Though there is much good source material on the theoretical aspects of the subject, the average undergraduate and postgraduate student remains unexposed to the large amount of published experimental details of isolation...... |
Contenido
A Survey of the Methods of Extraction Isolation | 5 |
Supercritical fluid extraction | 13 |
Characterization of Naturally Occuring Compounds | 26 |
Isolation Procedures for Select Compounds | 36 |
Chemical Transformations of some Natural Products | 94 |
Syntheses of Select Compounds | 109 |
| 121 | |
Otras ediciones - Ver todas
Chemistry of Natural Products: A Laboratory Handbook N R Krishnaswamy Sin vista previa disponible - 2012 |
Términos y frases comunes
acetic acid added aldehyde alkaloids alpha pinene anhydrous anthocyanins aqueous layer aqueous sodium beaker bixin boiling Buchner funnel carbonate CH₂ CH3 CH3 CH3 CH3 H3C chemical chloroform citral citronellal CO₂H colour colourless column concentrated sulphuric acid cooled desmethylwedelolactone detection diluted dissolved dried elution essential oils ethyl acetate evaporated extracted with ether filtered filtrate flavonoids fractionation funnel under suction geraniol glycosides H₂C H3C CH3 H3CO HPLC hydrochloric acid hydroxylation ionone isolation light petrol limonene liquid maxima melts methanol methods minutes mobile phase Natural Products nepitrin obtained OCH3 oxidation paper chromatography phenolic pigments pinene plant material potassium precipitate prepared procedure proton NMR spectrum re-crystallised reaction mixture reagent reduced pressure refluxed remove residue Rf value secondary metabolites separates separatory funnel silica gel sodium hydroxide solid soluble solution solvent spraying steam distillation stirring sulphate technique temperature TLC plates UV spectrum water bath wedelolactone yellow yield