Claims
- 1. α-Sulfin- and α-sulfonamino acid amides of formula I including the optical isomers thereof and mixtures of such isomers,whereinn is a number zero or one; R1 is C1-C12alkyl, C1-C12alkyl substituted with C1-C4alkoxy, C1-C4alkylthio, C1-C4alkylsulfonyl, C3-C8cycloalkyl, cyano, C1-C6alkoxycarbonyl, C3-C6alkenyloxycarbonyl or C3-C6alkynyloxycarbonyl; C3-C8cycloalkyl; C2-C12alkenyl; C2-C12alkynyl; C1-C12haloalkyl; or a group NR12R13 wherein R12 and R13 are each independently of the other hydrogen or C1-C6-alkyl, or together are tetra- or penta-methylene; R2 and R3 are each independently hydrogen; C1-C8alkyl; C1-C8alkyl substituted with hydroxy, mercapto, C1-C4alkoxy or C1-C4alkylthio; C3-C8alkenyl; C3-C8alkynyl; C3C8cycloalkyl; C3-C8cycloalkyl-C1-C4alkyl; or the two groups R2 and R3 together with the carbon atom to which they are bonded form a three- to eight-membered hydrocarbon ring; R4, R5, R6 and R7 are each independently hydrogen or C1-C4alkyl; R8 is C1-C6alkyl, C3-C6alkenyl or C3-C6alkynyl; R9 and R10 are each independently hydrogen or C1-C4alkyl; and R11 is either in wherein R14, R15, R16 and R17 are each independently hydrogen or C1-C4alkyl, X is oxygen, sulfur or —NR18—, wherein R18 is hydrogen or C1-C4alkyl, and A is optionally substituted mono- or polycylic aryl or heteroaryl.
- 2. A compound according to claim 1 whereinR1 is C1-C12alkyl, C1-C12alkyl substituted with C1-C4alkoxy, C1-C4alkylthio, or C1-C4alkylsulfonyl; C2-C12alkenyl; C2-C12alkynyl; C1-C12haloalkyl; or a group NR12R13 wherein R12 and R13 are each independently of the other hydrogen or C1-C6-alkyl, or together are tetra- or penta-methylene; and R2 is hydrogen and R3 is C1-C8alkyl; C1-C8alkyl substituted with hydroxy, mercapto, C1-C4alkoxy or C1-C4alkylthio; C3-C8alkenyl; C3-C8alkynyl; C3-C8cycloalkyl; C3-C8cycloalkyl-C1-C4alkyl; and R4 is hydrogen or C1-C4alkyl and R5, R6 and R7 are each hydrogen.
- 3. A compound of formula I according to claim 1 whereinn is one; and R1 is C1-C12alkyl, C2-C12alkenyl; C1-C12haloalkyl; or a group NR12R13 wherein R12 and R13 are each independently of the other hydrogen or C1-C6-alkyl; and R2 is hydrogen and R3 is C1-C4alkyl; C3-C4alkenyl or cyclopropyl; and R4 is hydrogen, methyl or ethyl and R5, R6 and R7 are each hydrogen; and R8 is C1-C6alkyl.
- 4. A compound of formula I according to claim 1 whereinn is one; and R1 is C1-C4alkyl, C2-C4alkenyl; C1-C4haloalkyl; or C1-C2-dialkylamino; and R2 is hydrogen and R3 is C3-C4alkyl; allyl or cyclopropyl; and R4 is hydrogen or methyl and R5, R6 and R7 are each hydrogen; and R8 is methyl or ethyl.
- 5. A compound of formula I according to claim 1 whereinn is one; and R1 is C1-C4alkyl, vinyl; C1-C4haloalkyl; or dimethylamino; and R2 is hydrogen and R3 is isopropyl; and R4, R5, R6 and R7 are each hydrogen; and R8 is methyl.
- 6. A compound of formula I according to claim 1 whereinA is optionally substituted heteroaryl consisting of one or two five to six membered rings containing one to four identical or different heteroatoms selected from oxygen, nitrogen and sulfur.
- 7. A compound of formula I according to claim 1, whereinR9, R10, R14, R15, R16, R17 are each independently hydrogen or methyl; and X is oxygen, sulfur or —NR18—, wherein R18 is hydrogen or methyl; and A is phenyl, naphthyl, furyl, thienyl, pyrrolyl, imidazolyl, pyrazolyl, thiazolyl, oxazolyl, isoxazolyl, pyridyl, pyridazinyl, pyrimidinyl, pyrazinyl, triazinyl, indolyl, benzothiophenyl, benzofuranyl, benzimidazolyl, benzthiazolyl, benzoxazolyl or quinolyl, each optionally substituted by 1 to 3 substituents selected from C1-C8-alkyl, C2-C8-alkenyl, C2-C8-alkynyl, C3-C8-cycloalkyl, C3-C8-cycloalkyl-C1-C4-alkyl, phenyl, phenyl-C1-C4-alkyl wherein the hydrogens of all the preceding substituents may be in turn optionally substituted by one or several same or different halogens; C1-C8-alkoxy; C3-C8-alkenyloxy; C3-C8-alkynyloxy; C1-C8-alkoxy-C1-C4-alkyl; C1-C8halogenalkoxy; C1-C8-alkylthio; C1-C8-halogenalkylthio; C1-C8-alkylsulfonyl; formyl; C2-C8-alkanoyl; hydroxy; halogen; cyano; nitro; amino; C1-C8-alkylamino; C1-C8-dialkylamino; carboxy; C1-C8-alkoxycarbonyl; C1-C8-alkenyloxycarbonyl or C1-C8-alkynyloxycarbonyl.
- 8. A compound of formula I according to claim 1, whereinR9, R10, R14, R15, R16, R17 are each hydrogen; and X is oxygen, sulfur or —NH—; or A is phenyl, naphthyl, thienyl, pyridyl, pyrimidinyl, triazinyl or quinolyl, each optionally substituted by 1 to 3 substituents selected from C1-C8-alkyl, C2-C8-alkenyl wherein the hydrogens of all the preceding substituents may be in turn optionally substituted by one or several same or different halogens; C1-C8-alkoxy; C1-C8halogenalkoxy; C1-C8-alkylthio; C1-C8-halogenalkylthio; halogen; cyano; nitro or C1-C8-alkoxycarbonyl.
- 9. A compound of formula I according to claim 1, whereinR9, R10, R14, R15, R16, R17 are each hydrogen; and X is oxygen; and A is phenyl or pyridyl, each optionally substituted by 1 to 3 substituents selected from C1-C8-alkyl; C1-C8-haloalkyl; C1-C8-alkoxy; C1-C8halogenalkoxy; C1-C8-alkylthio; C1-C8-halogenalkylthio; halogen; cyano; nitro or C1-C8-alkoxycarbonyl.
- 10. A process for the preparation of a compound of formula I according to claim 1, which comprises reactinga) an amino acid of formula II or a carboxy-activated derivative thereof wherein R1, n, R2 and R3 are as defined for formula I is reacted with an amine of formula III wherein R4, R5, R6, R7, R8, R9, R10 and R11 are as defined for formula I optionally in the presence of a base and optionally in the presence of a diluting agent, or b) an amino acid derivative of formula VI wherein R2, R3, R4, R5, R6, R7, R8, R9, R10 and R11 are as defined for formula I with a sulfonyl halide or a sulfinyl halide of formula V wherein R1 and n are as defined for formula I and X is halide, preferentially chlorine or bromine, or c) a phenol of formula VII wherein R1, n, R2, R3, R4, R5, R6, R7 and R8 are as defined for formula I with a compound of formula VIII wherein R9, R10 and R11 are as defined for formula I and Y is a leaving group like a halide such as a chloride or bromide or a sulfonic ester such as a tosylate, mesylate or triflate.
- 11. A process for the preparation of a compound of formula Ia wherein R1, n, R2, R3, R4, R5, R6, R7, R8, R9, R10 and A are defined in claim 1 for formula I which comprises reacting a compound of formula IX wherein R1, n, R2, R3, R4, R5, R6, R7, R8, R9, R10 and A are defined for formula I with hydrogen.
- 12. A composition for controlling and protecting against phytopathogenic microorganisms, comprising a compound of formula I according to claim 1 as active ingredient together with a suitable carrier.
- 13. A method of controlling and preventing an infestation of crop plants by phytopathogenic microorganisms, preferably fungal organisms, which comprises the application of a compound of formula I according to claim 1 as active ingredient to the plant, to parts of plants or to the locus thereof.
Priority Claims (1)
Number |
Date |
Country |
Kind |
9826650 |
Dec 1998 |
GB |
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Parent Case Info
This application is a continuation of PCT/EP99/09350, filed Dec. 1, 1999.
US Referenced Citations (1)
Number |
Name |
Date |
Kind |
6221888 |
Durette et al. |
Apr 2001 |
B1 |
Foreign Referenced Citations (2)
Number |
Date |
Country |
WO 98 38161 |
Sep 1998 |
WO |
WO 99 07674 |
Feb 1999 |
WO |
Continuations (1)
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Number |
Date |
Country |
Parent |
PCT/EP99/09350 |
Dec 1999 |
US |
Child |
09/872577 |
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US |