Organic compounds -- part of the class 532-570 series – Organic compounds
Patent
1992-02-10
1993-03-16
Higel, Floyd D.
Organic compounds -- part of the class 532-570 series
Organic compounds
558 5, 558251, C07C33100, C07C38100
Patent
active
051946505
ABSTRACT:
An acylcyclohexadionethiocarboxylic S-ester of the formula ##STR1## where R.sup.1 and R.sup.2 are substituted or unsubstituted alkyl, alkenyl, alkynyl, cycloalkyl, benzyl or phenyl, and R.sup.2 is additionally hydrogen, are prepared by reacting an acylcyclohexadione II ##STR2## with hydroxylamine or hydroxylamine-O-sulfonic acid in an inert solvent at from 0.degree. to 150.degree. C., to give an acylcyclohexadione compound III ##STR3## and then reacting the compound III with a mercaptan IV
REFERENCES:
patent: 4131449 (1978-12-01), Entwistle
Kaczmarek Reinhard
Kast Juergen
Schubert Juergen
BASF - Aktiengesellschaft
Higel Floyd D.
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