3'-SUBSTITUTABLE DERIVATIVES OF ABSCISIC ACID Russian patent published in 2019 - IPC A01N37/00 A01P21/00 

FIELD: agriculture.

SUBSTANCE: invention relates to the agriculture. Enantiomerically pure compound of Formula I:

,

in which: n equals 0 or 1; if n equals 0, then R₁ is a substituted or unsubstituted C2-C20 alkyl, cycloalkyl or heterocycloalkyl; if n is equal to 1, then R₁ is cyano (-CN), carboxylate (-CO₂H), alkoxycarbonyl (-CO₂R'), unsubstituted, monosubstituted or disubstituted carbamoyl (-CONR'R''), substituted or unsubstituted alkenyl, cycloalkenyl, alkynyl, aryl or heteroaryl; R₂ is hydrogen, substituted or unsubstituted alkyl, cycloalkyl, heterocycloalkyl, alkenyl, cycloalkenyl, alkynyl, aryl or heteroaryl; and R' and R'' are hydrogen, substituted or unsubstituted C1-C20 alkyl with straight or branched chain, cycloalkyl or heterocycloalkyl; and their salts.

EFFECT: invention increases the efficiency of the product.

19 cl, 2 tbl, 52 ex