HEMI-SYNTHESIS AND UV-VISIBLE SPECTROPHOTOMETRIC CHARACTERIZATION OF 2,4-DINITROPHENYLHYDRAZONES DERIVED FROM CITRAL AND CITRONELLAL ESSENTIAL OILS OF TWO AROMATIC PLANTS ACCLIMATIZED IN CONGO-BRAZZAVILLE
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DOI: 10.21474/ijar01/12617
Abstract: The orange-yellow and colorless essential oils with respective yields of 1.54% and 3.59% were extracted from the dry leaves of Cymbopogoncitratus (DC.) Stapf and Eucalyptus citriodora Hook. collected south of Brazzaville. Analysis by gas chromatography… read more here.
Keywords: citronellal; visible spectrophotometric; hemi synthesis; citral citronellal ... See more keywords
FTIR and UV-Visible Spectrophotometric Derivatization Studies of Artemether
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DOI: 10.9734/air/2020/v21i1030248
Abstract: This study was aimed at confirmation of the purity and identity of the artemether and development of an ultraviolet spectrophotometric method for the assaying of artemether utilizing p-nitroaniline as a derivatizing agent. Melting point and… read more here.
Keywords: spectrophotometric derivatization; visible spectrophotometric; derivatization studies; studies artemether ... See more keywords