TW341560B - N-sulfonyl and N-sulfinyl amino acid derivatives as fungicides compounds of formula I can be used in plant protection in the form of suitable compositions, for example in the control of fungal diseases. - Google Patents

Abstract

A compound of formula I (I) in which the substituents are defined as follows: n is the number zero or one; R1 is C1-C6-alkyl that is unsubstituted or may be substituted by C1-C4-alkylsulfonyl; C3-C8-cycloalkyl; C2-C12-alkenyl; C1-C6-haloalkyl or a group NR11R12, in which R11 and R12 are each independently of the other hydrogen or C1-C6-alkyl, or together are tetramethylene; R2 and R3 are each independently of the other hydrogen; C1-C8-alkyl; C1-C8-alkyl substituted by hydroxy or by C1-C4-alkylthio; C3-C8-alkenyl; C3-C8-alkynyl; R4, R5, R6 and R7 are identical or different and are each independently or the others hydrogen or C1-C4-alkyl; R8 is C1-C6-alkyl; R9 is a C1-C6-alkyl or C3-C6-alkenyl group substituted by one or more halogen atoms; or a group (group) in which p and q are identical or different and are each independently of the other the number zero or one; and R13, R14, R15 and R16 are hydrogen; and X is hydrogen, in which case p and q must have the value zero; phenyl unsubstituted or mono- or poly-substituted by halogen, nitro, cyano, C2-C6-alkenyl, C1-C6-haloalkyl, C1-C6-haloalkoxy, C1-C6-alkoxycarbonyl, C1-C6-alkyl or by C1-C6-alkoxy; or a group (group) in which R21 is C1-C6-alkyl, and R19 and R20 are hydrogen.