Claims
- 1. A 2-(Pyrimidyl or pyrazinyl)-imino-1,3-dithietane of formula I ##STR24## wherein Ar is one of the radicals ##STR25## R is unsubstituted C.sub.1 -C.sub.3 alkyl or C.sub.1 -C.sub.3 alkyl which is substituted by halogen, C.sub.1 -C.sub.3 alkyl, C.sub.1 -C.sub.3 alkoxy, C.sub.1 -C.sub.3 alkylthio or cyano, independently of one another, or is unsubstituted or halo-substituted C.sub.3 -C.sub.7 alkenyl, unsubstituted or halo-substituted C.sub.3 -C.sub.7 alkynyl, or C.sub.3 -C.sub.5 cycloalkyl, C.sub.1 -C.sub.3 alkoxy, C.sub.1 -C.sub.3 alkylthio, di-C.sub.1 -C.sub.3 alkylamino, nitro or halogen,
- n is a number from 0 to 3,
- X.sub.1 and X.sub.2 independently of each other are hydrogen or halogen, including the addition salts formed with acids of the formula H.sup..sym. X.sup..crclbar. in which the anion X.sup..crclbar. is Cl.sup..crclbar., Br.sup..crclbar., I.sup..crclbar., HSO.sub.4.sup.-, H.sub.2 PO.sub.4.sup.-, H.sub.2 PO.sub.3.sup.-, NO.sub.3.sup.-, CH.sub.3 COO.sup..crclbar., CH.sub.2 ClCOO.sup.-, CF.sub.3 COO.sup.-, HOCH.sub.2 COO.sup.-, CH.sub.3 CH(OH)COO.sup..crclbar., HOOCCOO.sup..crclbar., HOOCCH.sub.2 COO.sup..crclbar., HOOCCH.dbd.CHCOO.sup..crclbar., ##STR26##
- 2. A compound according to claim 1, wherein R is methyl, methoxy, methylthio or chlorine, n is a number from 0 to 2, and X.sub.1 and X.sub.2 independently of each other are hydrogen or fluorine.
- 3. A compound according to claim 2, wherein R is methyl, methoxy or methylthio, n is 0 or 1, and X.sub.1 and X.sub.2 are hydrogen.
- 4. A compound of formula Ia ##STR27## according to claim 3.
- 5. 2-(2-Pyrimidyl)-imino-1,3-dithietane according to claim 4.
- 6. A compound of formula Ib ##STR28## according to claim 3.
- 7. 2-(4-Pyrimidyl)-imino-1,3-dithietane according to claim 6.
- 8. A compound of formula Ic ##STR29## according to claim 3.
- 9. 2-(5-Pyrimidyl)-imino-1,3-dithietane according to claim 8.
- 10. A compound of formula Id ##STR30## according to claim 3.
- 11. 2-(2-Pyrazinyl)-imino-1,3-dithietane according to claim 10.
- 12. A pesticidal composition for controlling or preventing an attack on plants by nematodes and fungi, which contains as active ingredient at least one compound of formula I according to claim 1.
- 13. A method of controlling or preventing an attack on cultivated plants by nematodes and fungi, which comprises applying an effective amount of a compound of formula I according to claim 1 to the plant or to the locus thereof.
- 14. The use of compounds of formula I according to claim 1 for controlling and/or preventing an attack on plants by nematodes and fungi.
Priority Claims (1)
Number |
Date |
Country |
Kind |
163/90 |
Jan 1990 |
CHX |
|
Parent Case Info
This is a division of Ser. No. 641,032 filed Jan. 14, 1991, now abandoned.
US Referenced Citations (6)
Foreign Referenced Citations (1)
Number |
Date |
Country |
0310540 |
Apr 1989 |
EPX |
Divisions (1)
|
Number |
Date |
Country |
Parent |
641032 |
Jan 1991 |
|