 Method of bioconversion of industrial or agricultural cellulose containing wastes |
| OF SPECIFIC EMBODIMENTS With reference to FIG. 1, schematically presented there is a flow chart ... |
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| Biological process for preparing optically active lactic acid |
| OF THE INVENTION The microorganism used in the present invention is a microorganism belonging to ... |
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| Biological process for producing .alpha.-hydroxyamide or .alpha.-hydroxy acid |
| OF THE INVENTION A sulfite ion, a disulfite ion or a dithionite ion added to the reaction system ... |
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| Process for producing a-hydroxy acid or a-hydroxyamide by microorganism |
| OF THE INVENTION In the present invention, the aldehyde, prussic acid, .alpha.-hydroxynitrile and ... |
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| Process for preparing .alpha.-hydroxy acids using microorganism and novel microorganism |
| What is claimed is: 1. A method for producing compounds represented by a general formula [II], RCH(O... |
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| Modification of pigment charge characteristics |
| What is claimed is: 1. A positively charged dry electrophotographic developer composition comprised ... |
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| Fluorescent toners surface coated with polymeric quaternary ammonium compound and slip agent |
| I claim: 1. A dry nonelectroscopic fluorescent toner comprising fluorescent pigmented organic resin ... |
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| New electrostatographic toners and developers containing new charge-control agents |
| What is claimed is: 1. A dry, particulate, electrostatographic toner composition comprising a ... |
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| Process for producing toner for electrophotography |
| What is claimed is: 1. A process for producing a toner for electrophotography which comprises ... |
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| Liquid developer, method for manufacture thereof, image forming device, and image forming method |
| What is claimed is: 1. A liquid developer comprising: an insulating carrier liquid; toner particles ... |
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3-aryldihydrouracils
| Details |
Inventors: Brouwer, Walter G.; Felauer, Ethel Ellen; Bell, Allyn Roy;
Assignee: Uniroyal Chemical Company, Inc. (Middlebury, CT); Uniroyal Chemical Ltd/Ltee (Don Mills, CA)
Primary Examiner: Shen; Cecilia
Assistant Examiner:
Attorney, Agent or Firm: Karta; Glenn E.
A compound having the structural formula ##STR1## where R.sup.1 is hydrogen, C.sub.1 -C.sub.4 alkyl, C.sub.3 -C.sub.6 cycloalkyl, C.sub.3 -C.sub.4 alkenyl or trifluoromethyl; R.sup.2 is C.sub.1 -C.sub.4 alkyl, C.sub.3 -C.sub.6 cycloalkyl, C.sub.3 --C.sub.4 alkenyl, C.sub.7 -C.sub.10 aralkyl or C.sub.7 -C.sub.10 haloaralkyl; R.sup.3 is hydrogen or C.sub.1 -C.sub.4 alkyl; R.sup.4 is hydrogen or C.sub.1 -C.sub.2 alkyl; X is halogen; Y is hydrogen, C.sub.1 -C.sub.4 alkyl or halogen; and Z is oxygen or sulfur is disclosed. In addition, a process for forming the compound is set forth. A method for controlling weeds which comprises applying a herbicidally effective amount of the compound recited above is also described. Finally, a composition, useful as a herbicide, including the compound of this invention and a suitable carrier therefor is taught. |
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DETAILED DESCRIPTION The present invention is directed to a class of compounds having the structural formula ##STR4## where R.
sup.
1 is hydrogen, C.
sub.
1 -C.
sub.
4 alkyl, C.
sub.
3 -C.
sub.
6 cycloalkyl, C.
sub.
3 -C.
sub.
4 alkenyl or trifluoromethyl; R.
sup.
2 is C.
sub.
1 -C.
sub.
4 alkyl, C.
sub.
3 -C.
sub.
6 cycloalkyl, C.
sub.
3 -C.
sub.
4 alkenyl, C.
sub.
7 -C.
sub.
10 aralkyl or C.
sub.
7 -C.
sub.
10 haloaralkyl; R.
sup.
3 is hydrogen or C.
sub.
1 -C.
sub.
4 alkyl; R.
sup.
4 is hydrogen or C.
sub.
1 -C.
sub.
2 alkyl; X is halogen; Y is hydrogen, C.
sub.
1 -C.
sub.
4 alkyl or halogen; and Z is oxygen or sulfur.
Preferably, the compound of the present invention has the structural formula I where R.
sup.
1 is hydrogen, C.
sub.
1 -C.
sub.
2 alkyl or trifluoromethyl; R.
sup.
2 is C.
sub.
1 -C.
sub.
3 alkyl, cyclohexyl, propenyl, C.
sub.
7 -C.
sub.
9 aralkyl or C.
sub.
7 -C.
sub.
9 haloaralkyl; R.
sup.
3 is hydrogen or C.
sub.
1 -C.
sub.
3 alkyl; R.
sup.
4 is hydrogen or methyl; X is fluorine; Y is hydrogen, C.
sub.
1 -C.
sub.
2 alkyl or chlorine; and Z is oxygen.
More preferably, the compound of the present invention has the structural formula I where R.
sup.
1 is hydrogen, methyl or trifluoromethyl; R.
sup.
2 is methyl, isopropyl, cyclohexyl, propenyl or chlorobenzyl; R.
sup.
3 is hydrogen or isopropyl; R.
sup.
4 is hydrogen; and Y is methyl or chlorine.
The meanings of X and Z are those given in the preferred embodiment of the compound of the present invention.
The compound of the present invention, the compound having the structural formula I, where R.
sup.
1, R.
sup.
2, R.
sup.
3, R.
sup.
4, X, Y and Z have the meanings given for the broadest definition of the compound, is prepared in a series of steps which begins with the reaction of a primary amine of the formula R.
sup.
2 NH.
sub.
2 (II) where R.
sup.
2 has the same meanings as those given for the compound having the structural formula I and an unsaturated ester of the formula R.
sup.
1 CH.
dbd.
CHCOOR.
sup.
5 (III) where R.
sup.
1 has the meanings as those given for the compound having the structural formula I; and R.
sup.
5 is C.
sub
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Molecular Biology 
