US 5,346,920 AGranted

Carbamic acid derivatives, and their production and use

AssigneeSumitomo Chemical Company, Limited

InventorsNoriyasu Sakamoto, Hirosi Kisida, Noritada Matsuo, Hiroaki Fujimoto, Kimitoshi Umeda

Life of this patent

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A carbamic acid derivative of the formula: ##STR1## which is useful for the control of insect pests.

Dependent claims

A carbamic acid derivative of the formula:

##STR33## wherein A is 3,5-difluorophenoxy, 3,4-dichlorophenoxy, 3-chlorophenoxy, 4-chlorophenoxy or 4-fluorophenoxy;
R.sup.2 is a hydrogen atom or a chlorine atom, and R.sup.6 is a methyl group, an ethyl group or a 2-chloroethyl group.

Dependencies are inferred from the claim text.

A01N 47/12
Carbamic acid derivatives, i.e. containing the group —O—CO—N<; Thio analogues thereof: containing a —O—CO—N< group, or a thio analogue thereof,…
A01N 47/24
Carbamic acid derivatives, i.e. containing the group —O—CO—N<; Thio analogues thereof: containing the groups [IMAGE cpc-sch-A01N-0944.gif], [IMAGE…
C07C 271/16
With the nitrogen atoms of the carbamate groups bound to hydrogen atoms or to acyclic carbon atoms: to carbon atoms of hydrocarbon radicals…
C07C 271/22
With the nitrogen atoms of the carbamate groups bound to hydrogen atoms or to acyclic carbon atoms: to carbon atoms of hydrocarbon radicals…

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

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