TECHNOLOGY FOCUS - ORGANIC CHEMISTRY - Preparation (Disclosed): Preparation of the compound (I) involves reacting 5-aminopyrazole derivative of formula (i) with aromatic compound of formula Q2-G' in the presence of a metal catalyst, a base and a polar aprotic solvent such as N,N-dimethylformamide or dimethyl sulfoxide to obtain compound (I). Preparation of the compound (II) involves reacting 5-aminopyrazole derivative of formula (ii) with phosphorus chloride oxide (POCl3) or phosphoryltribromide (POBr3) to obtain compound (II).G'=F, Cl, Br, I, NO2, or OSO2CF3. Full Definitions:    Q1=phenyl ring or naphthalenyl ring system (each ring or ring system optionally up to penta-substituted with R3); or 5- to 6-membered fully unsaturated heterocyclic ring or 8- to 10-membered heteroaromatic bicyclic ring system (each ring or ring system containing ring members selected from carbon atoms and up to 4 heteroatoms selected from up to 2 O, up to 2 S and up to 4 N atoms, where up to 3 carbon ring members are selected from C(=O) or C(=S), and the sulfur atom ring members are selected from S(=O)u(=NR14)v, each ring or ring system optionally up to penta-substituted with R3 on carbon atom ring members and selected from cyano, 1-6C alkyl, 2-6C alkenyl, 2-6C alkynyl, 3-6C cycloalkyl, 1-6C alkoxy, 2-6C alkoxyalkyl, 2-6C alkylcarbonyl, 2-6C alkoxycarbonyl, 2-6C alkylaminoalkyl and 3-6C dialkylaminoalkyl on nitrogen atom ring members);    Q2=phenyl ring or naphthalenyl ring system (each ring or ring system optionally up to penta-substituted with R3); or 5- to 6-membered saturated, partially unsaturated or fully unsaturated heterocyclic ring or 8- to 10-membered heteroaromatic bicyclic ring system (each ring or ring system containing ring members selected from carbon atoms and up to 4 heteroatoms selected from up to 2 O, up to 2 S and up to 4 N atoms, where up to 3 carbon ring members are selected from C(=O) and C(=S), and the sulfur atom ring members are selected from S(=O)u(=NR14)v, each ring or ring system optionally up to penta-substituted with R3 on carbon atom ring members and selected from cyano, 1-6C alkyl, 2-6C alkenyl, 2-6C alkynyl, 3-6C cycloalkyl, 1-6C alkoxy, 2-6C alkoxyalkyl, 2-6C alkylcarbonyl, 2-6C alkoxycarbonyl, 2-6C alkylaminoalkyl or 3-6C dialkylaminoalkyl on nitrogen atom ring members); or 1-12C alkyl, 2-12C alkenyl, 2-12C alkynyl, 3-12C cycloalkyl or 3-12C cycloalkenyl, (each optionally up to penta-substituted with R3);    X=O, S(O)m, NR4, CR15R16, C(O) or C(=S);    R1=H, halo, 1-6C alkyl, 1-6C haloalkyl, 2-4C alkenyl, 2-4C alkynyl, 3-7C cycloalkyl, CO2R5, C(O)NR6R7, cyano, 1-6C alkoxy, 1-6C haloalkoxy or 2-5C alkoxyalkyl; or phenyl (optionally up to tri-substituted with R8); or five- or six-membered nitrogen-containing aromatic heterocycle (optionally up to tri-substituted with R9a on carbon atom ring members and R9b on nitrogen atom ring members);    R1a=H;or    (R1a+R1)C=cyclopropyl ring (optionally up to di-substituted with halo or methyl);    X'=NH;    R2=cyclopropyl (optionally up to di-substituted with halo or methyl), CH3, CH2CH3, halo, cyano, cyanomethyl, halomethyl, hydroxymethyl, methoxy or methylthio;    R3=halo, cyano, nitro, amino, methylamino, dimethylamino, formylamino, 2-3C alkylcarbonylamino, 1-4C alkyl, 1-4C haloalkyl, 1-3C alkoxy, 1-3C haloalkoxy, 1-3C alkylthio, 1-3C haloalkylthio, 1-3C alkylsulfinyl, 1-3C haloalkylsulfinyl, 1-3C alkylsulfonyl, 1-3C haloalkylsulfonyl, 1-2C alkylsulfonyloxy, 1-2C haloalkylsulfonyloxy, 3-4C cycloalkyl, 3-7C cycloalkoxy, 4-6C alkylcycloalkyl, 4-6C cycloalkylalkyl, 3-7C halocycloalkyl, 2-4C alkenyl, 2-4C alkynyl, hydroxy, formyl, 2-3C alkylcarbonyl, 2-3C alkylcarbonyloxy, -SF5, -SCN, C(=S)NR19R20 or -U'-V'-T';    R4=1-6C alkyl or 1-6C haloalkyl (both optionally up to di-substituted with R12), H, formyl, 2-5C alkenyl, 3-5C alkynyl, 3-7C cycloalkyl, -(SO3)-M+, -S(=O)tR10, -(C=W')R11, NH2 or OR21;    R5=H, 1-6C alkyl or 1-6C haloalkyl;    R6 and R7=H, 1-6C alkyl, 1-6C haloalkyl, 3-7C cycloalkyl, 4-8C cycloalkylalkyl or 4-8C alkylcycloalkyl;or    (R6+R7)N=four- to seven-membered nonaromatic heterocyclic ring (containing ring members, in addition to the connecting ring nitrogen atom, selected from carbon atoms and optionally up to one ring member selected from O, S(O)n or NR13);    R8, R9a and R9b=halo, 1-2C alkyl, 1-2C haloalkyl, 1-2C alkoxy, 1-2C haloalkoxy, cyano, nitro, SCH3, S(O)CH3 or S(O)2CH3;    R10=1-6C alkyl or 1-6C haloalkyl;    R11=1-6C alkyl, 1-6C alkoxy, 2-7C alkoxyalkyl, 2-7C alkylaminoalkyl, 2-8C dialkylaminoalkyl, 1-6C alkylthio or 2-7C alkylthioalkyl;    R12=3-7C cycloalkyl, 1-4C alkoxy, 1-4C haloalkoxy, 1-4C alkylthio, 1-4C alkylsulfinyl, 1-4C alkylsulfonyl or cyano;    R13=H, 1-3C alkyl or 2-3C haloalkyl;    R14=H, cyano, 1-3C alkyl or 1-3C haloalkyl;    R15=H, 1-4C alkyl or OR18;    R16=1-4C alkyl or OR18;or    R15+R16=-OCH2CH2O-;    R18=1-6C alkyl or 1-6C haloalkyl (both up to di-optionally substituted with R12), H, formyl, 3-7C cycloalkyl, -(SO3)-M+ or -(C=W')R11;    R19 and R20=H or CH3;    R21=1-6C alkyl or 1-6C haloalkyl (both up to di-optionally substituted with R12), H, formyl, 3-7C cycloalkyl, -(SO3)-M+ or -(C=W')R11;    U'=O, S(=O)w, NR22 or a direct bond;    V'=1-6C alkylene, 2-6C alkenylene, 3-6C alkynylene, 3-6C cycloalkylene or 3-6C cycloalkenylene (where up to 3 carbon atoms are selected from C(=O), each optionally up to penta-substituted with halo, cyano, nitro, hydroxy, 1-6C alkyl, 1-6C haloalkyl, 1-6C alkoxy or 1-6C haloalkoxy);    T'=cyano, NR23aR23b, OR24 or S(=O)yR25;    R22=H, 1-6C alkyl, 1-6C haloalkyl, 2-6C alkylcarbonyl, 2-6C alkoxycarbonyl, 2-6C(alkylthio)carbonyl, 2-6C alkoxy(thiocarbonyl), 4-8C cycloalkylcarbonyl, 4-8C cycloalkoxycarbonyl, 4-8C (cycloalkylthio)carbonyl or 4-8C cycloalkoxy(thiocarbonyl);    R23a and R23b=H, 1-6C alkyl, 1-6C haloalkyl, 2-6C alkenyl, 3-6C alkynyl, 3-6C cycloalkyl, 3-6C halocycloalkyl, 2-6C alkylcarbonyl, 2-6C alkoxycarbonyl, 2-6C (alkylthio)carbonyl, 2-6C alkoxy(thiocarbonyl), 4-8C cycloalkylcarbonyl, 4-8C cycloalkoxycarbonyl, 4-8C (cycloalkylthio)carbonyl or 4-8C cycloalkoxy(thiocarbonyl);or    (R23a+R23b)N=3- to 6-membered heterocyclic ring (the ring optionally up to penta-substituted with R26);    R24 and R25=H, 1-6C alkyl, 1-6C haloalkyl, 2-6C alkenyl, 3-6C alkynyl, 3-6C cycloalkyl, 3-6C halocycloalkyl, 2-6C alkylcarbonyl, 2-6C alkoxycarbonyl, 2-6C (alkylthio)carbonyl, 2-6C alkoxy(thiocarbonyl), 4-8C cycloalkylcarbonyl, 4-8C cycloalkoxycarbonyl, 4-8C(cycloalkylthio)carbonyl or 4-8C cycloalkoxy(thiocarbonyl);    R26=halo, 1-6C alkyl, 1-6C haloalkyl or 1-6C alkoxy;    W'=O or S;    M+=cation;    m, n, u, v, w, y and t=0-2.    Provided that:    (1) when Q2 is a phenyl ring substituted on at least one ortho position with a substituent selected from -U'-V'-T' where U' is a direct bond, V' is C(=O) and T' is NR23aR23b or OR24, then X is other than NR4;    (2) when Q2 is a phenyl ring substituted on at least one ortho position with a substituent selected from -U'-V'-T' where U is a direct bond and T is NR23aR23b or OR24, then V' is other than C(=O); and    (3) when Q1 is phenyl and Q2 is 4-(trifluoromethyl)phenyl, then R2 is other than methyl.    ACTIVITY - Fungicide. No biological data is given.    MECHANISM OF ACTION - None given.    ADMINISTRATION - The compound is applied at a dosage of 1-1000 (preferably 10-100) liters/hectare by spraying.    SPECIFIC COMPOUNDS - 54 Compounds are specifically claimed as the compound (I) e.g. 4-(2,6-difluoro-4-methoxyphenyl)-1,3-dimethyl-N-(2,4,6-trifluorophenyl)-1H-pyrazol-5-amine (Ia); 4-(2-chloro-4-fluorophenyl)-1,3-dimethyl-N-(2,4,6-trifluorophenyl)-1H-pyrazol-5-amine; 4-((4-(2-chloro-4-fluorophenyl)-1,3-dimethyl-1H-pyrazol-5-yl)oxy)-3-fluorobenzonitrile; N-(2-chloro-4-fluorophenyl)-4-(2-chloro-6-fluorophenyl)-1,3-dimethyl-1H-pyrazol-5-amine; and alpha -(2-bromo-4-fluorophenyl)-4-(2-chloro-4-fluorophenyl)-1,3-dimethyl-1H-pyrazole-5-methanol.    EXAMPLE - 5-Bromo-4-(2,6-difluoro-4-methoxyphenyl)-1,3-dimethyl-1H-pyrazole (0.30 g), palladium(II) acetate (20 mg), 4,5-bis(diphenylphosphino)-9,9-dimethylxanthene (0.11 g) and powdered potassium carbonate (2.6 g) were combined in anhydrous 1,4-dioxane (4 ml), and the resulting mixture was sparged with a subsurface stream of N2 gas for 10 minutes. 2,4,6-Trifluoroaniline (0.28 g) was added in one portion, and the reaction mixture was heated at reflux under nitrogen for 22 hours. After work up 4-(2,6-difluoro-4-methoxyphenyl)-1,3-dimethyl-N-(2,4,6-trifluorophenyl)-1H-pyrazol-5-amine (73 mg) was obtained.