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UJI AKTIVITAS ANTIOKSIDAN METODE DPPH SENYAWA TURUNAN KALKON 3-(3,4-DIMETOKSIFENIL)-1-(4’HIDROKSIFENIL)-2-PROPEN-1-ON
(2016-09-26)
A new chalcone derivate named 3-(3,4-dimethoxyphenyl)-1-(4-hydroxyphenyl)-2-propen-1-one has been
synthesized. 4-hydroxyacetophenone and 3,4-dimethoxybenzaldehyde was mixtured to produce this compound by
Claisen-Schmidt ...
SINTESIS DAN AKTIVITAS ANTIOKSIDAN 3-(3,4-dimetoksifenil)-1-(4-metilfenil)-2-propen-1-on
(2016-09-26)
A new compound from chalcone derivate has been synthesized from 4-methylacetophenone and 3,4dimethoxybenzaldehyde
by
Claisen-Schmidt
condensation
with
catalyst
of
NaOH
60%.
This
compound
is
3-(3,4dimethoxyphe ...
Simple scanometric assay based on DPPH immobilized on pharmaceutical blister for determination of antioxidant capacity in the herbal extracts
(Marmara University Press, 2018-03-11)
A simple scanometric assay for antioxidant capacity of the herbal extracts has been developed based on
dry reagent of 2,2-diphenyl-1-picrylhydrazyl (DPPH) immobilized on the pharmaceutical blister. The deep violet color ...