Claims
- 1. A pyrazolo pyrimidine of the formula I ##STR25## n is 0 or 1; Y is O, S, NR.sup.a, OCH.sub.2 *, SCH.sub.2 *, NR.sup.a CH.sub.2 *, CH.sub.2 O*, CH.sub.2 S*, CH.sub.2 NR.sup.a *, CH.sub.2 CH.sub.2, CR.sup.a .dbd.CR.sup.b or C.tbd.C, the positions identified by * marking the bond to the phenyl ring;
- R' is H.sub.3 CO--CO--..dbd.CHOCH.sub.3, H.sub.3 CNH--CO--..dbd.CHOCH.sub.3, H.sub.3 CO--CO--..dbd.NOCH.sub.3, H.sub.3 CNH--CO--..dbd.NOCH.sub.3, H.sub.2 N--CO--..dbd.NOCH.sub.3, HO--CO--..dbd.NOCH.sub.3, H.sub.3 CO--CO--..dbd.CHCH.sub.3, H.sub.3 CO--CO--..dbd.CHCH.sub.2 CH.sub.3, H.sub.3 C--CO--..dbd.CHOCH.sub.3, H.sub.3 C--CO--..dbd.NOCH.sub.3, H.sub.3 CCH.sub.2 --CO--..dbd.NOCH.sub.3, the symbol .circle-solid. and represent the carbon atom that is bonded to the phenyl ring;
- N(OCH.sub.3)--CO.sub.2 CH.sub.3, N(CH.sub.3)--CO.sub.2 CH.sub.3, N(CH.sub.2 CH.sub.3)--CO.sub.2 CH.sub.3, or a group R' .1--..dbd.NOCH.sub.3, R' .2--..dbd.NOCH.sub.3, R' .3--..dbd.NOCH.sub.3 or R' .4--..dbd.NOCH.sub.3, ##STR26## m is 0, 1, 2 or 3, where the radicals R" may be different if m is greater than 1;
- R" is cyano, halogen, C.sub.1 -C.sub.4 -alkyl, C.sub.1 -C.sub.4 -haloalkyl, C.sub.1 -C.sub.4 -alkoxy, C.sub.1 -C.sub.4 -haloalkoxy, C.sub.1 -C.sub.4 -alkylthio or C.sub.1 -C.sub.4 -haloalkylthio;
- R.sup.1 and R.sup.3 are hydrogen, cyano, nitro, hydroxyl, amino, halogen, alkyl, haloalkyl, alkoxy, haloalkoxy, alkylthio, haloalkylthio, aryl, arylalkyl, aryloxy, arylalkoxy, arylthio, heteroaryl, heteroarylalkyl, heteroaryloxy, heteroarylalkoxy, heteroarylthio, or NR.sup.c R.sup.d, NR.sup.c NR.sup.d R.sup.e, CO--R.sup.c, CO--NR.sup.c R.sup.d, O--CO--R.sup.c, O--CO.sub.2 --R.sup.c, O--CO--NR.sup.c R.sup.d, NR.sup.c --CO--R.sup.d, NR.sup.c --CO.sub.2 --R.sup.d or NR.sup.c --CO--NR.sup.d R.sup.e ;
- R.sup.2 is hydrogen, halogen, alkyl, haloalkyl, alkoxy, haloalkoxy, aryl, aryloxy, heteroaryl, heteroaryloxy, CO--R.sup.c, CO.sub.2 R.sup.c, or CR.sup.f .dbd.NOR.sup.g ;
- R.sup.4 is hydrogen, cyano, nitro, nitroso, halogen, alkyl, haloalkyl, alkoxy, haloalkoxy, alkylthio, haloalkylthio, aryl, arylalkyl, aryloxy, arylalkoxy, arylthio, heteroaryl, heteroarylalkyl, heteroaryloxy, heteroarylalkoxy, heteroarylthio, or NR.sup.c R.sup.d, CO--R.sup.c, CO.sub.2 --R.sup.c or CR.sup.f .dbd.NOR.sup.g ;
- R.sup.a and R.sup.b are hydrogen, halogen, C.sub.1 -C.sub.4 -alkyl or C.sub.1 -C.sub.4 -haloalkyl; p1 R.sup.c, R.sup.d and R.sup.e are hydrogen, alkyl, alkenyl, alkynyl, aryl, arylalkyl, heteroaryl or heteroarylalkyl;
- R.sup.f is hydrogen, cyano, halogen, optionally substituted alkyl, alkoxy, alkylthio, alkenyl, alkenyloxy, alkenylthio, alkynyl, alkynyloxy, alkynylthio, cycloalkyl, cycloalkoxy, cycloalkylthio, heterocyclyl, heterocyclyloxy, heterocyclylthio, aryl, aryloxy, arylthio, heteroaryl, heteroaryloxy or heteroarylthio;
- R.sup.g is hydrogen, optionally substituted alkyl, alkenyl, alkynyl, cycloalkyl, heterocyclyl, aryl or heteroaryl.
- 2. A pyrazolo pyrimidine of the formula I as claimed in claim 1, where the substituents have the following meanings:
- R.sup.1 and R.sup.3 are hydrogen, cyano, nitro, hydroxyl, amino, halogen, C.sub.1 -C.sub.6 -alkyl, C.sub.1 -C.sub.6 -haloalkyl, C.sub.1 -C.sub.6 -alkoxy, C.sub.1 -C.sub.6 -haloalkoxy, C.sub.1 -C.sub.6 -alkylthio, C.sub.1 -C.sub.6 -haloalkylthio, aryl, aryl-C.sub.1 -C.sub.4 -alkyl, aryloxy, aryl-C.sub.1 -C.sub.4 -alkoxy, arylthio, heteroaryl, heteroaryl-C.sub.1 -C.sub.4 -alkyl, heteroaryloxy, heteroaryl-C.sub.1 -C.sub.4 -alkoxy, heteroarylthio, or NR.sup.c R.sup.d, NR.sup.c NR.sup.d R.sup.e, CO--R.sup.c, CO--NR.sup.c R.sup.d, O--CO--R.sup.c, O--CO.sub.2 --R.sup.c, O--CO--NR.sup.c R.sup.d, NR.sup.c --CO--R.sup.d, NR.sup.c --CO.sub.2 --R.sup.d or NR.sup.c --CO--NR.sup.d R.sup.e ;
- R.sub.2 is hydrogen, halogen, C.sub.1 -C.sub.6 -alkyl, C.sub.1 -C.sub.6 -haloalkyl, C.sub.1 -C.sub.6 -alkoxy, C.sub.1 -C.sub.6 -haloalkoxy, aryl, aryloxy, heteroaryl, heteroaryloxy, CO--R.sup.c, CO.sub.2 R.sup.c or CR.sup.f .dbd.NOR.sup.g ;
- R.sup.4 is hydrogen, cyano, nitro, nitroso, halogen, C.sub.1 -C.sub.6 -alkyl, C.sub.1 -C.sub.6 -haloalkyl, C.sub.1 -C.sub.6 -alkoxy, C.sub.1 -C.sub.6 -haloalkoxy, C.sub.1 -C.sub.6 -alkylthio, C.sub.1 -C.sub.6 -haloalkylthio, aryl, aryl-C.sub.1 -C.sub.4 -alkyl, aryloxy, aryl-C.sub.1 -C.sub.4 -alkoxy, arylthio, heteroaryl, heteroaryl-C.sub.1 -C.sub.4 -alkyl, heteroaryloxy, heteroaryl-C.sub.1 -C.sub.4 -alkoxy, heteroarylthio, or NR.sup.c R.sup.d, CO--R.sup.c, CO.sub.2 --R.sup.c or CR.sup.f .dbd.NOR.sup.g ;
- R.sup.a and R.sup.b are hydrogen, halogen, C.sub.1 -C.sub.4 -alkyl or C.sub.1 -C.sub.4 -haloalkyl;
- R.sup.c, R.sup.d and R.sup.e are hydrogen, C.sub.1 -C.sub.6 -alkyl, C.sub.3 -C.sub.6 -alkenyl, C.sub.3 -C.sub.6 -alkynyl, aryl, aryl-C.sub.1 -C.sub.4 -alkyl, heteroaryl or heteroaryl-C.sub.1 -C.sub.4 -alkyl;
- R.sup.f is hydrogen, cyano, halogen, C.sub.1 -C.sub.6 -alkyl, C.sub.1 -C.sub.6 -alkoxy, C.sub.1 -C.sub.6 -alkylthio, C.sub.3 -C.sub.6 -alkenyl, C.sub.3 -C.sup.6 -alkenyloxy, C.sub.3 -C.sub.6 -alkenylthio, C.sub.3 -C.sub.6 -alkynyl, C.sub.3 -C.sub.6 -alkynyloxy or C.sub.3 -C.sub.6 -alkynylthio, where these groups may be partially or completely halogenated and may carry one to three of the following radicals: cyano, nitro, C.sub.1 -C.sub.4 -alkoxy, C.sub.1 -C.sub.4 -haloalkoxy, C.sub.1 -C.sub.4 -alkylthio, C.sub.1 -C.sub.4 -haloalkylthio, C.sub.3 -C.sup.6 -cycloalkyl, C.sub.3 -C.sub.6 -cycloalkoxy, aryl, aryloxy, heteroaryl or heteroaryloxy, where the cyclic radicals in turn may be partially or completely halogenated and may carry one to three of the following radicals: cyano, nitro, C.sub.1 -C.sub.4 -alkyl, C.sub.1 -C.sub.4 -haloalkyl, C.sub.1 -C.sub.4 -alkoxy, C.sub.1 -C.sub.4 -haloalkoxy, C.sub.1 -C.sub.4 -alkylthio, C.sub.1 -C.sub.4 -haloalkylthio, C.sub.1 -C.sub.4 -alkylamino and di-C.sub.1 -C.sub.4 -alkylamino; C.sub.3 -C.sub.6 -cycloalkyl, C.sub.3 -C.sub.6 -cycloalkoxy, C.sub.3 -C.sub.6 -cycloalkylthio, heterocyclyl, heterocyclyloxy, heterocyclylthio, aryl, aryloxy, arylthio, heteroaryl, heteroaryloxy or heteroarylthio, where these groups may be partially or completely halogenated and may carry one to three of the following radicals: cyano, nitro, C.sub.1 -C.sub.4 -alkyl, C.sub.1 -C.sub.4 -haloalkyl, C.sub.1 -C.sub.4 -alkoxy, C.sub.1 -C.sub.4 -haloalkoxy, C.sub.1 -C.sub.4 -alkylthio, C.sub.1 -C.sub.4 -haloalkylthio, C.sub.3 -C.sub.6 -cycloalkyl, C.sub.3 -C.sub.6 -cycloalkoxy, aryl, aryloxy, heteroaryl or heteroaryloxy, where the cyclic radicals in turn may be partially or completely halogenated and may carry one to three of the following radicals: cyano, nitro, C.sub.1 -C.sub.4 -alkyl, C.sub.1 -C.sub.4 -haloalkyl, C.sub.1 -C.sub.4 -alkoxy, C.sub.1 -C.sub.4 -haloalkoxy, C.sub.1 -C.sub.4 -alkylthio, C.sub.1 -C.sub.4 -haloalkylthio, C.sub.1 -C.sub.4 -alkylamino and di-C.sub.1 -C.sub.4 -alkylamino;
- R.sup.g is hydrogen, C.sub.1 -C.sub.10 -alkyl, C.sub.3 -C.sub.10 -alkenyl or C.sub.3 -C.sub.10 -alkynyl, where these groups may be partially or completely halogenated and may carry one to three of the following radicals: cyano, nitro, C.sub.1 -C.sub.4 -alkoxy, C.sub.1 -C.sub.4 -haloalkoxy, C.sub.1 -C.sub.4 -alkylthio, C.sub.1 -C.sub.4 -haloalkylthio, C.sub.1 -C.sub.4 -alkylamino, di-C.sub.1 -C.sub.4 -alkylamino, C.sub.1 -C.sub.4 -alkylcarbonyl, C.sub.1 -C.sub.4 -alkylcarbonyloxy, C.sub.1 -C.sub.4 -alkylcarbonylamino, C.sub.1 -C.sub.4 -alkoxycarbonyl, C.sub.1 -C.sub.4 -haloalkoxycarbonyl, C.sub.1 -C.sub.4 -alkylthiocarbonyl, C.sub.1 -C.sub.4 -haloalkylthiocarbonyl, C.sub.1 -C.sub.4 -alkylaminocarbonyl, di-C.sub.1 -C.sub.4 -alkylaminocarbonyl, C.sub.1 -C.sub.4 -alkoxycarbonyloxy, C.sub.1 -C.sub.4 -haloalkoxycarbonyloxy, C.sub.1 -C.sub.4 -alkylthiocarbonyloxy, C.sub.1 -C.sub.4 -haloalkylthiocarbonyloxy, C.sub.1 -C.sub.4 -alkylaminocarbonyloxy, di-C.sub.1 -C.sub.4 -alkylaminocarbonyloxy, C.sub.1 -C.sub.4 -alkoxycarbonylamino, C.sub.1 -C.sub.4 -haloalkoxycarbonylamino, C.sub.1 -C.sub.4 -alkylthiocarbonylamino, C.sub.1 -C.sub.4 -haloalkylthiocarbonylamino, C.sub.1 -C.sub.4 -alkylaminocarbonylamino, di-C.sub.1 -C.sub.4 -alkylaminocarbonylamino, C.sub.3 -C.sub.6 -cycloalkyl, C.sub.3 -C.sub.6 -cycloalkoxy, aryl, aryloxy, heteroaryl or heteroaryloxy, where the cyclic radicals in turn may be partially or completely halogenated and may carry one to three of the following radicals: cyano, nitro, C.sub.1 -C.sub.4 -alkyl, C.sub.1 -C.sub.4 -haloalkyl, C.sub.1 -C.sub.4 -alkoxy, C.sub.1 -C.sub.1 -haloalkoxy, C.sub.1 -C.sub.4 -alkylthio, C.sub.1 -C.sub.4 -haloalkylthio, C.sub.1 -C.sub.4 -alkylamino and di-C.sub.1 -C.sub.4 -alkylamino; C.sub.3 -C.sub.6 -cycloalkyl, heterocyclyl, aryl or heteroaryl, where these groups may be partially or completely halogenated and may carry one to three of the following radicals: cyano, nitro, C.sub.1 -C.sub.4 -alkyl, C.sub.1 -C.sub.4 -haloalkyl, C.sub.1 -C.sub.4 -alkoxy, C.sub.1 -C.sub.4 -haloalkoxy, C.sub.1 -C.sub.4 -alkylthio, C.sub.1 -C.sub.4 -haloalkylthio, C.sub.1 -C.sub.4 -alkylamino, di-C.sub.1 -C.sub.4 -alkylamino, C.sub.1 -C.sub.4 -alkylcarbonyl, C.sub.1 -C.sub.4 -alkylcarbonyloxy, C.sub.1 -C.sub.4 -alkylcarbonylamino, C.sub.1 -C.sub.4 -alkoxycarbonyl, C.sub.1 -C.sub.4 -haloalkoxycarbonyl, C.sub.1 -C.sub.4 -alkylthiocarbonyl, C.sub.1 -C.sub.4 -haloalkylthiocarbonyl, C.sub.1 -C.sub.4 -alkylaminocarbonyl, di-C.sub.1 -C.sub.4 -alkylaminocarbonyl, C.sub.1 -C.sub.4 -alkoxycarbonyloxy, C.sub.1 -C.sub.4 -haloalkoxycarbonyloxy, C.sub.1 -C.sub.4 -alkylthiocarbonyloxy, C.sub.1 -C.sub.4 -haloalkylthiocarbonyloxy, C.sub.1 -C.sub.4 -alkylaminocarbonyloxy, di-C.sub.1 -C.sub.4 -alkylaminocarbonyloxy, C.sub.1 -C.sub.4 -alkoxycarbonylamino, C.sub.1 -C.sub.4 -haloalkoxycarbonylamino, C.sub.1 -C.sub.4 -alkylthiocarbonylamino, C.sub.1 -C.sub.4 -haloalkylthiocarbonylamino, C.sub.1 -C.sub.4 -alkylaminocarbonylamino, di-C.sub.1 -C.sub.4 -alkylaminocarbonylamino, C.sub.3 -C.sub.6 -cycloalkyl, C.sub.3 -C.sub.6 -cycloalkoxy, aryl, aryloxy, heteroaryl or heteroaryloxy, where the cyclic radicals in turn may be partially or completely halogenated and may carry one to three of the following radicals: cyano, nitro, C.sub.1 -C.sub.4 -alkyl, C.sub.1 -C.sub.4 -haloalkyl, C.sub.1 -C.sub.4 -alkoxy, C.sub.1 -C.sub.4 -haloalkoxy, C.sub.1 -C.sub.4 -alkylthio, C.sub.1 -C.sub.4 -haloalkylthio, C.sub.1 -C.sub.4 -alkylamino and di-C.sub.1 -C.sub.4 -alkylamino.
- 3. A process for preparing a compound of formula I as defined in claim 1, where Y.sub.n is OCH.sub.2 *, SCH.sub.2 * or NR.sup.a CH.sub.2 *, which comprises reacting a benzyl derivative of the formula IIa ##STR27## where L.sup.1 is a nucleophilically leaving group, in an inert organic solvent in the presence of a base with a pyrazolopyrimidine of the formula IIIa ##STR28## where X is O, S or NR.sup.a.
- 4. A process for preparing a compound of formula I as defined in claim 1, where Y.sub.n is C.tbd.C, which comprises reacting a phenylacetylene of the formula IIb ##STR29## in an inert solvent in the presence of a noble metal catalyst with a pyrazolopyrimidinyl halid of the formula IIIb ##STR30## where L.sup.2 is a halogen atom.
- 5. A process for preparing a compound of formula I as defined in claim 1, where Y.sub.n is CH.sub.2 O*, CH.sub.2 S* or CH.sub.2 NR.sup.a *, which comprises reacting a phenyl compound IIc ##STR31## where X is O, S or NR.sup.a, in an inert solvent in the presence of a base with a pyrazolopyrimidinylmethylene halid of the formula IIIc ##STR32## where L.sup.3 is a nucleophilically replaceable leaving group.
- 6. A process for preparing a compound of formula I as defined in claim 1, where Y.sub.n is O, S or NR.sup.a, which comprises coupling a phenyl compound of the formula IIc ##STR33## where X is O, S or NR.sup.a, in an inert solvent in the presence of a base with a pyrazolopyrimidinyl halid of the formula IIIb ##STR34## where L.sup.2 is a halogen atom.
- 7. A process for preparing a compound of formula I as defined in claim 1, where Y.sub.n is CR.sup.a .dbd.CR.sup.b, which comprises converting a benzylphosphorous compound of the formula IId ##STR35## where P.sup.# is a triarylphosphonium halide or dialkylphosphonate group, according to a wittig or Horner-Wittig reaction with a benzaldehyde of the formula IIId and ##STR36## into compound of formula I.
- 8. A process for preparing a compound of formula I as defined in claim 1, where Y.sub.n is CR.sup.a .dbd.CR.sup.b, which comprises converting a phosphorus compound IIIe ##STR37## where P.sup.# is a triarylphosphonium halide or dialkylphosphonate group, according to a wittig or Horner-Wittig reaction with a benzaldehyde of the formula IIe ##STR38## into compound of formula I.
- 9. A composition suitable for controlling pests or harmful fungi, which comprises a solid or liquid carrier and an effective amount or a compound of the formula I as defined in claim 1.
- 10. A method of controlling harmful fungi, which comprises treating the fungi or the materials, plants, soil or seed to be protected from fungal attack with an effective amount of a compound of the formula I as defined in claim 1.
- 11. A method of controlling pests, which comprises treating the pests or the materials, plants, soil or seed to be protected from them with an effective amount of a compound of the formula I as defined in claim 1.
Priority Claims (2)
Number |
Date |
Country |
Kind |
195 16 843 |
May 1995 |
DEX |
|
196 02 072 |
Jan 1996 |
DEX |
|
Parent Case Info
This application has been filed under 35 USC 371 as a national stage application of PCT/EP96/01774 filed Apr. 26, 1996.
PCT Information
Filing Document |
Filing Date |
Country |
Kind |
102e Date |
371c Date |
PCT/EP96/01774 |
4/26/1996 |
|
|
10/28/1997 |
10/28/1997 |
Publishing Document |
Publishing Date |
Country |
Kind |
WO96/35690 |
11/14/1996 |
|
|
Foreign Referenced Citations (4)
Number |
Date |
Country |
278 959 |
Aug 1988 |
EPX |
254426 |
Nov 1988 |
EPX |
398 692 |
Nov 1990 |
EPX |
38 25 043 |
Feb 1989 |
DEX |