Chemistry of carbon compounds – Miscellaneous organic carbon compounds – C-metal
Patent
1976-08-26
1977-11-08
Rotman, Alan L.
Chemistry of carbon compounds
Miscellaneous organic carbon compounds
C-metal
260297F, 195 12, 195109, 424256, C07D52100
Patent
active
040575535
ABSTRACT:
Novel 1-propyl-3-methyl-azuleno[2,3-c]pyridine diones useful as coloring agents for foodstuffs, vitamins and pharmaceuticals and their method of preparation from Streptomyces Sp. X-14077 by fermentation.
REFERENCES:
patent: 3894029 (1975-07-01), Winterfeldt et al.
patent: 3987186 (1976-10-01), Devlin et al.
Berger Julius
Reichelt Karen Emalyn
Schuep Willy
Epstein William H.
Hoffmann-La Roche Inc.
Leon Bernard S.
Rotman Alan L.
Welt Samuel L.
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