Herbicide intermediates

Details Herbicide intermediates Herbicide intermediates

1995-06-12

1997-08-19

Conrad, Joseph

Organic compounds -- part of the class 532-570 series

Organic compounds

Sulfonic acids or salts thereof

562 83, C07C30928, C07C30939, C07C30940

Patent

active

056590741

ABSTRACT:
Compounds of the formula: ##STR1## wherein R is CH.sub.2 X or CHX.sub.2 and X is chloro or bromo and R.sup.1 is chloro, bromo or nitro which are useful as intermediates for preparing herbicidal 2-(2'-substituted)-4'-(alkylsulfonyl)benzoyl-1,3-cyclohexanedione compounds.

REFERENCES:
patent: 5008448 (1991-04-01), Brown
patent: 5139628 (1992-08-01), Dear
patent: 5175351 (1992-12-01), Rohrscheid
patent: 5424481 (1995-06-01), Hagen
Y. Sasson et al., "Liquid Phase Oxidation of deactivated Methylbenzenes by Aqueous Sodium Hypochlorite Catalyzed by Ruthenium Salts under Phase-Transfer Catalytic Conditions" J. Org. Chem. 1986, 51, 2880-2883. Columbus, OH.
Nippon Kayaku Co., Ltd., "Sulfonitrobenzoic acids," Abstract of Jpn. Kokai Tokkyo Koho JP 57/200353 A2 [82/200353] Dec. 8, 1992., Japan.

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