Claims
- 1. A benzyl ester of the formula ##STR72## wherein R.sup.1 is methyl, ethyl, halogen, methoxy or ethoxy; R.sup.2 is straight-chain or branched C.sub.1 -C.sub.20 -alkyl, straight-chain or branched C.sub.2 -C.sub.20 -alkenyl, C.sub.3 -C.sub.8 -cycloalkyl, C.sub.3 -C.sub.8 -cycloalkenyl, C.sub.5 -C.sub.12 -bicycloalkyl, C.sub.5 -C.sub.12 -bicycloalkenyl, C.sub.1 -C.sub.5 -alkyl-substituted C.sub.3 -C.sub.8 -cycloalkyl, C.sub.1 -C.sub.5 -alkyl-substituted C.sub.3 -C.sub.8 -cycloalkenyl, C.sub.1 -C.sub.5 -alkyl-substituted C.sub.5 -C.sub.12 -bicycloalkyl, or C.sub.1 -C.sub.5 -alkyl-substituted C.sub.5 -C.sub.12 -bicycloalkenyl; R.sup.3 is hydrogen; A is the carboxylate radical of an acid selected from the group consisting of 3-(2', 2'-dimethylvinyl)-2,2-dimethylcyclopropane-1-carboxylic acid, 3-(2', 2'-dichlorovinyl)-2,2-dimethylcyclopropane-1-carboxylic acid, 3-(2'-chloro-3',3',3'-trifluoroprop-1'-enyl)-2,2-dimethylcyclopropane-1-carboxylic acid, 3-(2',2'-dibromovinyl)-2,2-dimethylcyclopropane-1-carboxylic acid, 3-(2',2'-difluorovinyl)-2,2-dimethylcyclopropane-1-carboxylic acid, 3-(2'-fluoro-3',3',3'-trifluoroprop-1'-enyl)-2,2-dimethylcyclopropane-1-carboxylic acid, 3-(2',2'-bistrifluoromethylvinyl)-2,2-dimethylcyclopropane-1-carboxylic acid, 2-(4'-chlorophenyl)-3-methylbutyric acid, 2-(4'-fluorophenyl)-3-methylbutyric acid, 2-(4'-difluoromethoxyphenyl)-3-methylbutyric acid, 3-(4'-tert-butylphenyl)-2,2-dimethylcyclopropane-1-carboxylic acid, 2,2,3,3-tertramethylcyclopropane-1-carboxylic acid, 1-(4'-chlorophenyl)-cyclopropane-1-carboxylic acid, 1-(4'-ethoxyphenyl)-2,2-dichlorocyclopropane-1-carboxylic acid, 3-[2'-(4"-chlorophenyl)-2'-chlorovinyl]-2,2-dimethylcyclopropane-1-carboxylic acid, 3-(1',3-butadienyl)-2,2-dimethylcyclopropane-1-carboxylic acid, 3-(2'-methyl-2'-methoxycarbonylvinyl)-2,2-dimethylcyclopropane-1-carboxylic acid, 2-(2'-chloro-4'-trifluoromethylphenylamino)-3-methylbutyric acid, 2-(2'-fluoro-4'-trifluoromethylphenylamino)-3-methylbutyric acid, 3-methyl-2-(4'-trifluoromethylphenylamino)butyric acid, 3-methyl-2-(pyrrol-1'-yl)-butyric acid, 3-methyl-2-(3'-methylpyrrol-1-yl)-butyric acid, 2-(3',4-'dimethylpyrrol-1'-yl)-3-methylbutyric acid, 2-(2'-5'-dimethylpyrrol-1'-yl)-3-methylbutyric acid, 2-(isoindolin-2-yl)-3-methylbutyric acid, 1,1-dimethyl-2,2[H]indenespirocyclopropane-3-carboxylic acid, 3-cyclopentylidenemethyl-2,2-dimethylcyclopropane-1-carboxylic acid, 3-(1',2'-dibromo-2',2'-dichloroethyl)-2,2-dimethylcyclopropane-1-carboxylic acid, 3methyl-2-(pyrazol-1'-yl)-butyric acid, and 3-methyl-2-(imidazol-1-yl)-butyric acid; and X is hydrogen or halogen; with the proviso that R.sup.2 is not CH.sub.2 --CH.dbd.CH--B when B is hydrogen, alkyl or alkenyl and at the same time R.sup.1 is methyl or halogen, and furthermore with the proviso that R.sup.2 is not methyl when R.sup.1 is methyl.
- 2. The benzyl ester of claim 1, wherein R.sup.2 is a branched alkyl or alkenyl group having 3 to 8 carbon atoms.
- 3. The benzyl ester of claim 1, wherein R.sup.2 is selected from the group consisting of isopropyl, isopropenyl, secbutyl, tert-butyl, 1-buten-2-yl, 2-butenyl, 1,3-butadienyl isopentyl, sec-pentyl 3-penten-2-yl, 1-penten-2-yl and sec-hexyl.
- 4. The benzyl ester of claim 1, wherein X is hydrogen and R.sup.1 is methyl, chlorine, fluorine or bromine.
- 5. The benzyl ester of claim 1, wherein X is hydrogen.
- 6. The benzyl ester of claim 1, wherein A is the carboxylate radical of an acid selected from the group consisting of 3-(2',2'-dichlorovinyl)-2,2-dimethylcyclopropane-1-carboxylic acid, 3-(2'-chloro-3',3',3'-trifluoroprop-1'-enyl)-2,2-dimethylcyclopropane-1-carboxylic acid, 3-methyl-2-(pyrrol-1'-yl)-butyric acid, 3-methyl-2-(3'-methylpyrrol-1'-yl)-butyric acid, 2-(3',4'-dimethylpyrrol-1'-yl)-3-methylbutyric acid, and 2-(2'-5'-dimethylpyrrol-1'-yl)-3-methylbutyric acid.
- 7. The benzyl ester of claim 1, wherein R.sup.1 is methyl.
- 8. The benzyl ester of claim 1, wherein R.sup.1 is chloro.
Priority Claims (1)
Number |
Date |
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3820895 |
Jun 1988 |
DEX |
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Parent Case Info
This is a continuation of application Ser. No. 07/367,738, filed on Jun. 19, 1989 and now abandoned.
US Referenced Citations (2)
Number |
Name |
Date |
Kind |
T102908 |
Halpern et al. |
Apr 1983 |
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3927068 |
Searle et al. |
Dec 1975 |
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Foreign Referenced Citations (2)
Number |
Date |
Country |
3327292 |
Apr 1984 |
DEX |
2088369 |
Jun 1982 |
GBX |
Non-Patent Literature Citations (2)
Entry |
Elliot et al, Pestic. Sci., vol. 3, pp. 25-28 (1972). |
Elliot et al., Pestic. Sco., vol. 1, pp. 49-52, (1970). |
Continuations (1)
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Number |
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Parent |
367738 |
Jun 1989 |
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