Organic compounds -- part of the class 532-570 series – Organic compounds – Oxygen containing
Patent
1985-08-13
1986-10-07
Reamer, James H.
Organic compounds -- part of the class 532-570 series
Organic compounds
Oxygen containing
568405, 568361, 568591, 568572, 568596, 568598, C07C 4551
Patent
active
046160957
ABSTRACT:
Described is an isomer-directed process for producing asymmetric ketones defined according to the generic structure: ##STR1## wherein one of Z.sub.1 or Z.sub.2 is the moiety: ##STR2## and the other of Z.sub.1 or Z.sub.2 is hydrogen; wherein R.sub.11 and R.sub.21 represent hydrogen or the same or different alkyl or alkenyl with the proviso that R.sub.11 and R.sub.21 are not both hydrogen or wherein R.sub.11 and R.sub.21 taken together:
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patent: 3803244 (1974-04-01), Schleppnik
patent: 3932462 (1976-01-01), Goety et al.
patent: 3953518 (1976-04-01), Wehrli
patent: 3978092 (1976-08-01), Ichikawa et al.
patent: 4233464 (1980-11-01), Baumann
Belko Robert P.
Licciardello Michael
Schreiber William L.
Sprecker Mark A.
International Flavors & Fragrances Inc.
Liberman Arthur L.
Reamer James H.
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