Organic compounds -- part of the class 532-570 series – Organic compounds – Heterocyclic carbon compounds containing a hetero ring...
Patent
1992-10-14
1994-11-01
Richter, Johann
Organic compounds -- part of the class 532-570 series
Organic compounds
Heterocyclic carbon compounds containing a hetero ring...
549348, 549354, 549399, 549400, 549406, C07D49322, C07D52100, C07D51900, C08G 8300
Patent
active
053609158
ABSTRACT:
A modified alkali metal or ammonium huminate being made from molecules of the group consisting of ##STR1## wherein R.sub.1, R.sub.3 and R.sub.4 are individually hydrogen or --OH, R.sub.2 is ##STR2## or --CH.sub.2 -- and R.sub.5 and R.sub.6 are individually selected from the group consisting of hydrogen, --OH and --OCH.sub.3, with the proviso that R.sub.4, R.sub.5 and R.sub.6 are not all hydrogen at the same time and their preparation and their medical uses.
REFERENCES:
patent: 3450717 (1969-06-01), Kraemer et al.
patent: 3598840 (1971-08-01), Majoie
patent: 4942181 (1990-07-01), Riede et al.
Hackh's Chemical Dictionary, 4th ed., 1975, p. 328.
Pang et al, Advances in Organic Geochemistry, 1990, pp. 853-864.
Tzouwara-Karayanni et al., Mikrochimica Acta, 1983, II, pp. 151-157.
Marchesini et al., Analytical Chemistry Symposia Series, vol. 14, Chromatography and Mass Spectrometry in Biomedical Sciences, 2, 1982, pp. 149-157.
Riede Urs N.
Seubert Bernhard
Hydorn Michael B.
Richter Johann
Rutgerswerke Aktiengesellschaft AG
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