US 12,264,172 B2
Phosphonate products and methods
William W. Metcalf, Savoy, IL (US); and Alexander L. Polidore, Urbana, IL (US)
Assigned to THE BOARD OF TRUSTEES OF THE UNIVERSITY OF ILLINOIS, Urbana, IL (US)
Appl. No. 18/043,987
Filed by The Board of Trustees of the University of Illinois, Urbana, IL (US)
PCT Filed Sep. 2, 2021, PCT No. PCT/US2021/048904
§ 371(c)(1), (2) Date Mar. 3, 2023,
PCT Pub. No. WO2022/051527, PCT Pub. Date Mar. 10, 2022.
Claims priority of provisional application 63/181,745, filed on Apr. 29, 2021.
Claims priority of provisional application 63/075,138, filed on Sep. 5, 2020.
Prior Publication US 2023/0357291 A1, Nov. 9, 2023
Int. Cl. A61K 31/662 (2006.01); A01N 57/20 (2006.01); C07F 9/38 (2006.01)
CPC C07F 9/3826 (2013.01) [A01N 57/20 (2013.01)] 6 Claims
 
1. A method for inhibiting growth or formation of a weed comprising contacting the weed, and/or soil in which the weed can form, with an herbicidally effective amount of a composition comprising a compound of Formula I:

OG Complex Work Unit Chemistry
or a salt thereof;
wherein
custom character represents single or double bond;
custom character represents double or single bond, wherein both custom character and custom character are not double bonds;
G is XACHOR5, O, C(═O), C(═CH2), CHP(═O)(R6)2, or CXB2;
XA is absent or O;
each XB is independently H or halo;
R1 and R2 are each independently ORA or an amino acid;
R3 is —C(═O)R7 or a triazole or tetrazole;
R4 is —C(═O)R8 or a triazole or tetrazole:
R5 is H, —(C1-C6)alkyl, —(C3-C6)cycloalkyl, aryl, or heteroaryl;
each R6 is independently ORB or an amino acid;
R7 and R8 are each independently ORC or an amino acid; and
each RA, RB and RC are independently H, —(C1-C6)alkyl, —(C3-C6)cycloalkyl, aryl, or heteroaryl; and
a fluid, an additive, or combination thereof;
wherein growth or formation of the weed is thereby inhibited.