Organic compounds -- part of the class 532-570 series – Organic compounds – Oxygen containing
Patent
1979-03-02
1980-04-22
Evans, Joseph E.
Organic compounds -- part of the class 532-570 series
Organic compounds
Oxygen containing
26034855, 260586R, 260586C, 260586P, 260590C, 260590E, C07C 3518
Patent
active
RE0302600
ABSTRACT:
A total synthesis of canthaxanthin, a known food coloring agent from alpha or retro ionone.
REFERENCES:
patent: 2726269 (1955-12-01), Hamphlett
patent: 2819298 (1958-01-01), Isler et al.
patent: 3932485 (1976-01-01), Surmatis
patent: 3947498 (1976-03-01), Oroshnik
patent: 4000198 (1976-12-01), Rosenberger
Epstein William H.
Evans Joseph E.
Hoffmann-La Roche Inc.
Leon Bernard S.
Saxe Jon S.
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