Results 101 to 110 of about 318,662 (245)

Chromium (III) complexes and their relationship to the glucose tolerance factor : a thesis presented in partial fulfillment of the requirements for the degree of Master of Science in Chemistry at Massey University [PDF]

open access: yes, 1982
Two forms of the dinicotinate complex Cr(nic)2(H2O)3OH were formed which were yellow and blue, respectively. For the yellow form the nicotinic acid ligands were coordinated via the pyridine ring nitrogen atom but this complex was biologically inactive ...
Cooper, Juan Anton
core  

ANALISA FLAVONOID DARI EKSTRAK ETANOL 96% KULIT BUAH OKRA MERAH (Abelmoschus esculentus L. Moench) SECARA KROMATOGRAFI LAPIS TIPIS DAN SPEKTROFOTOMETRI UV-VIS

open access: yesJIIS: Jurnal Ilmiah Ibnu Sina, 2016
Has done research on flavonoids Analysis of Ethanol Extract 96% Fruit Leather Red Okra In Thin Layer Chromatography and Spectrophotometer UV-Vis. The purpose of this study was to analyze the content of the fruit skin red okra (Abelmoschus esculentus L ...
Nia Lisnawati   +2 more
doaj  

Enantioselective Total Synthesis of (—)-Acetylaranotin, a Dihydrooxepine Epidithiodiketopiperazine [PDF]

open access: yes, 2012
The first total synthesis of the dihydrooxepine-containing epidithiodiketopiperazine (ETP) (−)-acetylaranotin (1) is reported. The key steps of the synthesis include an enantioselective azomethine ylide (1,3)-dipolar cycloaddition reaction to set the ...
Codelli, Julian A.   +2 more
core   +1 more source

Quantitative Thin Layer Chromatography Analysis by Photodensitometry

open access: yesReviews in Analytical Chemistry, 2002
Cimpoiu, Claudia, Hodisan, Sorin
doaj   +1 more source

Thin-layer chromatography of sterols and steroids

open access: yesJournal of Lipid Research, 1963
Joel Avigan   +2 more
doaj   +1 more source

Chemical and toxicological analysis of zolpidem

open access: yesRUDN Journal of Medicine, 2009
Methods for measuring zolpidem are suggested: thin-layer chromatography, high-pressure liquid chromatography, ultrtaviolet spectrophotometry, gas chromatography with mass selective detector can be used for identification zolpidem in chemical ...
Y A Khomov   +3 more
doaj  

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