1
George Levitt: Herbicidal sulfonamides. E I Du Pont de Nemours and Company, November 28, 1978: US04127405 (172 worldwide citation)

N-(1,3,5-triazin-2-ylaminocarbonyl) arylsulfonamides, such as N-[(4,6-dimethyl-1,3,5-triazin-2-yl)aminocarbonyl]benzenesulfonamide, are useful for the regulation of plant growth and as herbicides, particularly for controlling nutsedge.


2
George Levitt: Herbicidal sulfonamides. E I Du Pont de Nemours and Co, October 2, 1979: US04169719 (120 worldwide citation)

N-(heterocyclicaminocarbonyl)arylsulfonamides, such as N-[(4,6-dimethylpyrimidin-2-yl)aminocarbonyl] benzenesulfonamide, are useful for the regulation of plant growth and as herbicides, particularly for controlling nutsedge.


3
George Levitt, Richard F Sauers: N(Substituted phenylsulfonyl) N(substituted cyumidin-2-yl) ureas. E I Du Pont de Nemours and Company, January 12, 1982: US04310346 (58 worldwide citation)

This invention relates to N(Substituted Phenylsulfonyl) N'(Substituted Pyrimidinyl) urea compounds having the formulae I and IA ##STR1## to agricultural compositions containing them and to their methods of use as general as well as selective pre- and post-emergence herbicides and as plant growth reg ...


4
George Levitt: Agricultural sulfonamides. E I Du Pont de Nemours and Company, May 10, 1983: US04383113 (55 worldwide citation)

N-(heterocyclicaminocarbonyl)arylsulfonamides in which the aryl radical is substituted in the 2-position by a carboxy radical, ester, thioester, or amide thereof; e.g. N-[(4,6-dimethylpyrimidin-2-yl)aminocarbonyl]-2-methoxycarbonylbenzenesulf onamide or N-[(4,6-dimethoxy-1,3,5-triazin-2-yl)aminocarb ...


5
George Levitt: Agricultural pyridinesulfonamides. E I Du Pont de Nemours and Company, March 6, 1984: US04435206 (52 worldwide citation)

N-(heterocyclicaminocarbonyl)pyridinesulfonamides are useful for the regulation of plant growth and as pre-emergence and post-emergence herbicides.


6
George Levitt: Agricultural sulfonamides. E I Du Pont de Nemours and Company, July 19, 1983: US04394506 (46 worldwide citation)

N-(heterocyclicaminocarbonyl)arylsulfonamides in which the aryl radical is substituted in the 2-position by a carboxy radical, ester, thioester, or amide thereof; e.g. N-[(4,6-dimethylpyrimidin-2-yl)aminocarbonyl]-2-methoxycarbonylbenzenesulf onamide or N-[(4,6-dimethoxy-1,3,5-triazin-2-yl)aminocarb ...


7
George Levitt: Triazinyl-sulfonyl-ureas and isoureas. E I Du Pont de Nemours and Company, November 6, 1984: US04481029 (40 worldwide citation)

This invention relates to ureas and isoureas which are useful as herbicides and plant growth regulants. In particular, compounds of the instant invention have demonstrated great selectivity.


8
George Levitt, Wallace C Petersen: Herbicidal ureas and isoureas. E I Du Pont de Nemours and Company, January 25, 1983: US04370480 (33 worldwide citation)

This invention relates to novel urea and isourea compounds, agricultural compositions containing them and to their method of use as pre- and post-emergence herbicides and to plant growth regulants.


9
George Levitt: Herbicidal thiophenesulfonamides. E I Du Pont de Nemours and Company, August 16, 1983: US04398939 (32 worldwide citation)

This invention covers thiophenesulfonylureas of Formula I, agriculturally suitable compositions containing them, and their method-of-use as general and/or selective preemergent and/or postemergent herbicides or plant growth regulants. The compound N-[(4-methoxy-6-methylpyrimidin-2-yl)aminocarbonyl]- ...


10
George Levitt: Herbicidal pyrimidine and triazine sulfonamides. E I Du Pont de Nemours and Company, July 29, 1980: US04214890 (30 worldwide citation)

N-(heterocyclicaminocarbonyl)arylsulfonamides and thienylsulfonamides in which the heterocyclic radical is substituted in one position by a methyl or methoxy radical and in another by a substituted alkoxy or alkylthio radical; e.g., N-[[4-(2-methoxyethoxy)-6-methylpyrimidin-2-yl]aminocarbonyl]-2-nit ...