Inventor
REUSCHLING DIETER
DE13 patents
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HOECHST AG
12 patentsUS5103046AApr 7, 1992
Process for the preparation of 6-methyl-3,4-dihydro-1,2,3-oxathiazin-4-one 2,2-dioxide and its non-toxic salts, and the acetoacetamide-n-sulfonic acid (salts) which occur as intermediate(s) in this process
HOECHST AG33 citations95
US4695629ASep 22, 1987
Process for the preparation of 6-methyl-3,4-dihydro-1,2,3-oxathiazin-4-one 2,2-dioxide and its non-toxic salts
HOECHST AG36 citations95
US4607100AAug 19, 1986
Process for the preparation of 6-methyl-3,4-dihydro-1,2,3-oxathiazin-4-one 2,2-dioxide and its non-toxic salts
HOECHST AG39 citations95
US5011982AApr 30, 1991
Process for the preparation of 6-methyl-3,4-dihydro-1,2,3-oxathiazin-4-one 2,2-dioxide and its non-toxic salts and the acetoacetamide-n-sulfonic acid (salts) which occur as intermediate(s) in this process
HOECHST AG30 citations92
US4797409AJan 10, 1989
1-hydroxy-2-pyridones, a process for their preparation, and medicaments which contain them, and intermediates formed in the preparation of the 1-hydroxy-2-pyridones
HOECHST AG32 citations92
US4638063AJan 20, 1987
Process for the preparation of 6-methyl-3,4-dihydro-1,2,3-oxathiazin-4-one 2,2-dioxide and its non-toxic salts
HOECHST AG29 citations92
US4563521AJan 7, 1986
Process for the preparation of 6-methyl-3,4-dihydro-1,2,3-oxathiazin-4-one 2,2-dioxide and its non-toxic salts
HOECHST AG29 citations92
US4806639AFeb 21, 1989
Process for the preparation of 6-methyl-3,4-dihydro-1,2,3-oxathiazin-4-one 2,2-dioxide and for the purification thereof
HOECHST AG30 citations90
US4804755AFeb 14, 1989
Process for the preparation of 6-methyl-3,4-dihydro-1,2,3-oxathiazin-4-one 2,2-dioxide and for the purification thereof
HOECHST AG38 citations90
US5194619AMar 16, 1993
Process for the preparation of substituted indenes
HOECHST AG25 citations88
US4916228AApr 10, 1990
Process for the preparation of 1-hydroxy-2-pyridones
HOECHST AG22 citations81
US4618455AOct 21, 1986
Process for preparing crystalline salts of acetoacetamide-N-sulfofluoride
HOECHST AG2 citations62