Chemistry: fertilizers – Processes and products – Forms or conditioning
Patent
1988-05-24
1989-08-08
Ford, John M.
Chemistry: fertilizers
Processes and products
Forms or conditioning
71 93, 544212, 544207, 544209, 544198, C07D41112, A01N 4366
Patent
active
048549630
ABSTRACT:
N-(3,4-Dihydro-2,2-dioxo-1,2-benzoxathiin-8-ylsulfonyl)-N'-pyrimidinylureas , N-(3,4-dihydro-2,2-dioxo-1,2-benzoxathiin-8-yl-sulfonyl)-N'-triazolylurea s and N-(3,4-dihydro-2,2-dioxo-1,2-benzoxathiin-8-ylsulfonyl)-N'-triazinylureas of the formula ##STR1## wherein R.sup.1 is hydrogen, halogen, nitro, C.sub.1 -C.sub.4 alkyl, C.sub.1 -C.sub.4 haloalkyl, C.sub.1 -C.sub.4 alkoxy, C.sub.1 -C.sub.4 haloalkoxy, C.sub.1 -C.sub.4 alkoxycarbonyl, C.sub.1 -C.sub.4 alkylthio, C.sub.1 -C.sub.4 alkylsulfinyl, C.sub.1 -C.sub.4 alkylsulfonyl or C.sub.2 -C.sub.5 alkoxyalkoxy,
REFERENCES:
patent: 4589911 (1986-05-01), Ehrenfreund et al.
patent: 4620870 (1986-11-01), Pasteris
patent: 4634465 (1987-01-01), Ehrenfreund et al.
Fory Werner
Meyer Willy
Ciba-Geigy Corporation
Ford John M.
Mansfield Kevin T.
McC. Roberts Edward
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