Organic compounds -- part of the class 532-570 series – Organic compounds – Carboxylic acid esters
Patent
1988-07-28
1991-05-21
Killos, Paul J.
Organic compounds -- part of the class 532-570 series
Organic compounds
Carboxylic acid esters
C07C 6976
Patent
active
050177192
ABSTRACT:
The invention relates to esters of the general formula IV ##STR1## wherein R.sup.1 to R.sup.5 represent at least one of the substituents hydrogen, halogen, alkyl, alkoxy, alkylthio and perfluorinated alkyl, each having from 1 to 6 carbon atoms and n is 0 or an integer from 1 to 5.
The invention also relates to a process for the preparation of arylbisperfluoro alkyl compounds of the general formula VIII ##STR2## wherein R.sup.1 to R.sup.5 have the aforementioned meaning and Z means hydrogen or the aryl carbonyl group V ##STR3##
REFERENCES:
patent: 3236894 (1966-02-01), England
Chem. Abstracts, vol. 82, 1975, No. 86321h.
Chem. Abstracts, vol. 95, 1981, No. 80415p.
Journal of the American Chemical Society, vol. 93, 1971, No. 5, pp. 2339-3341.
P. Gassmann et al., Tetrahedron Lett. 26, 5243-5246 (1985).
B. Farah et al., J. Org. Chem. 30, 998-1007 (1965).
Martin, J. C. et al., JACS 97(2), 6137-6144, 1975.
Kruse Alfred
Ruppert, deceased Ingo
Siegemund Gunter
Hoechst Aktiengesellschaft
Killos Paul J.
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