US 4,046,808 AGranted

(Alkenyloxy)-, (alkynyloxy) and (cyanoalkoxy) alkoxyphenyl ureas and their use as herbicides

AssigneeAmerican Cyanamid Company

InventorBarrington Cross

Life of this patent

Estimating the term…

This invention relates to novel (alkenyloxy), (alkynyloxy) and (cyanoalkoxy) alkoxyphenyl ureas and their use as herbicidal agents.

Dependent claims

A compound represented by the formula:

##STR187## wherein R.sub.2, R.sub.4, R.sub.6 and R.sub.7 are hydrogen or methyl.

Dependencies are inferred from the claim text.

C07C 275/34
Being further substituted by singly-bound oxygen atoms: having nitrogen atoms of urea groups and singly-bound oxygen atoms bound to carbon atoms…
A01N 47/30
Ureas or thioureas containing the groups >N—CO—N< or >N—CS—N<: derivatives containing the group >N—CO—N aryl or >N—CS—N—aryl
C07C 275/64
Derivatives of urea, i.e. compounds containing any of the groups [IMAGE cpc-sch-C07C-0967.gif], the nitrogen atoms not being part of nitro or…:…
C07C
Acyclic or carbocyclic compounds

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

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