2,6-DIOXO-3,6-DIHYDROPYRIMIDINE, AGRICULTURAL AND HORTICULTURAL BACTERICIDE, NEMATOCIDE AND MEDICAL AND VETERINARY FUNGICIDAL AGENT Russian patent published in 2025 - IPC C07D403/12 C07D239/54 C07D239/553 A01N43/54 A01N43/60 A01N43/647 A01N43/653 A01N43/707 A01N43/84 A01N55/10 A01P3/00 

FIELD: chemistry.

SUBSTANCE: invention relates to a compound of formula (I) or an agriculturally and horticulturally acceptable salt thereof:

where X¹ denotes a hydrogen atom; X² denotes a group R¹O-N=CR⁶-, R¹ means unsubstituted C1-6 alkyl group, R⁶ denotes a hydrogen atom or an unsubstituted C1-6 alkyl group; X³ denotes a substituted linear C1-6 alkyl group, A denotes a substituted or unsubstituted C1-6 alkylene group, Q denotes a C6-10 aryl group substituted with a C1-6 alkoxy group, a halogen group, a hydroxy group, a C1-6 alkyl group, C2-6 alkenyl group, cyano group, aminocarbonyl group, C1-6 alkylthio group, C1-6 alkylsulphonyl group, amino group, nitro group or C1-6 haloalkoxy group, which has excellent antibacterial and antimicrobial activity, has excellent safety, as well as agricultural and horticultural fungicide, nematocide, fungicide agent.

EFFECT: obtaining novel compounds which can be used as an agricultural and horticultural fungicide, nematocide and an antifungal agent for use in medicine/veterinary science, which contains the compound as an active ingredient.

5 cl, 14 tbl, 13 ex