US 5,175,365 A · Nitro- and cyanoguanidines as selective preemergence herbicides and plant defoliants

Abstract

There are provided novel nitroguanidine and cyanoguanidine compounds. A method of dessicating and defoliating plants by applying to the foliage thereof certain nitroguanidine or cyanoguanidine compounds and a method for the selective preemergence control of undesirable broadleaf weeds and grasses in the presence of graminaceous crops are disclosed.

Claims1

Dependent claims

A compound, (+)-1-(.alpha.-ethylbenzyl)-3-nitroguanidine.

Dependencies are inferred from the claim text.

Facts

Application

07/714,909Filed 14 Jun 1991 · division

Priority

29 Jul 1985

Granted

29 Dec 1992

Term ends

Not estimatedThe source records don’t support an estimate.

Classification4 codes

A01N 47/44
Containing —N=CX2 groups, e.g. isothiourea: guanidine; Derivatives thereof
C07C 279/28
Derivatives of guanidine, i.e. compounds containing the group [IMAGE cpc-sch-C07C-0970.gif], the singly-bound nitrogen atoms not being part of…:…
A01N
Preservation of bodies of humans or animals or plants or parts thereof
C07C
Acyclic or carbocyclic compounds

Family

Serial759,703Parent of this division · filed 29 Jul 1985

Serial900,940Parent of this continuation · filed 27 Aug 1986

Serial337,517Parent of this division · filed 13 Apr 1989

US 4,639,268 AParent of this division

US 5,175,365 AThis patent

From the US filing history. Foreign family members aren’t listed.

Nitro- and cyanoguanidines as selective preemergence herbicides and plant defoliants

Life of this patent

Abstract

Claims1

Nitro- and cyanoguanidines as selective preemergence herbicides and plant defoliants

Life of this patent

Abstract

Claims1