Indexed keywords
DEUTERIUM;
NUCLEAR MAGNETIC RESONANCE;
NUCLEAR MAGNETIC RESONANCE SPECTROSCOPY;
SODIUM;
STANDARDS;
CONDENSATION;
DYE;
HETEROCYCLES;
INTERNAL STANDARD;
NM R SPECTRUM;
ONE-POT PROTOCOL;
OXIDATIONS;
SODIUM HYDROXIDE;
XANTHENONES;
KETONES;
2,6,7 TRIHYDROXYXANTHEN 3 ONE DERIVATIVE;
9 (2 BROMOPHENYL) 2,6,7 TRIHYDROXYXANTHEN 3 ONE;
9 (3 PYRIDYL) 2,6,7 TRIHYDROXYXANTHEN 3 ONE;
9 (3,5 DICHLORO 2 HYDROXYPHENYL) 2,6,7 TRIHYDROXANTHEN 3 ONE;
9 (4 BROMOPHENYL) 2,6,7 TRIHYDROXYXANTHEN 3 ONE;
9 (4 CARBOXYPHENYL) 2,6,7 TRIHYDROXYXANTHEN 3 ONE;
9 (4 CHLOROPHENYL) 2,6,7 TRIHYDROXYXANTHEN 3 ONE;
9 (4 FLUOROPHENYL) 2,6,7 TRIHYDROXYXANTHEN 3 ONE;
9 (4 HYDROXYPHENYL) 2,6,7 TRIHYDROXYXANTHEN 3 ONE;
9 (4 NITROPHENYL) 2,6,7 TRIHYDROXYXANTHEN 3 ONE;
9 (4 PYRIDYL) 2,6,7 TRIHYDROXYXANTHEN 3 ONE;
9 (5 BROMO 2 HYDROXYPHENYL) 2,6,7 TRIHYDROXYXANTHEN 3 ONE;
9 (5 CHLORO 2 HYDROXYPHENYL) 2,6,7 TRIHYDROXYXANTHEN 3 ONE;
9 (NAPHTH 2 YL) 2,6,7 TRIHYDROXYXANTHEN 3 ONE;
9 (NAPHTHYL) 2,6,7 TRIHYDROXYXANTHEN 3 ONE;
9 PHENYL 2,6,7 TRIHYDROXYXANTHEN 3 ONE;
ALKALI;
PEROXOSULFATE DERIVATIVE;
SODIUM HYDROXIDE;
SULFATE;
XANTHONE DERIVATIVE;
ARTICLE;
CARBON NUCLEAR MAGNETIC RESONANCE;
CHEMICAL REACTION;
CHEMICAL STRUCTURE;
NUCLEAR MAGNETIC RESONANCE SPECTROSCOPY;
ONE POT SYNTHESIS;
OXIDATION;
POLYMERIZATION;
1
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Determination and quantification of carbon, hydrogen, nitrogen, and sulfur by microanalysis. Amount of carbon indicates dye content
Determination and quantification of carbon, hydrogen, nitrogen, and sulfur by microanalysis. Amount of carbon indicates dye content.
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After 60 min storage of the NMR samples at r.t., a loss of about 10% dye content was observed compared to the other quantification methods.
After 60 min storage of the NMR samples at r.t., a loss of about 10% dye content was observed compared to the other quantification methods.
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