Document Type

Patent

Patent Number

US Patent 5,106,865

Patent agency

United States Patent and Trademark Office

Publication Date

4-21-1992

Assignee

The United States of America as represented by the Secretary of (Washington, DC) ; Biotechnology Research & Development Corporation (Peoria, IL) ; University of Iowa Research Foundation (Iowa City, IA, US)

Application Number

07/732,659

Date Filed

1991-07-19

Total Pages

8 pages

Abstract

Indole diterpene compounds named "radarin" have been isolated from the sclerotia of the fungus Aspergillus sulphureus. The radarins are effective for controlling Lepidopteran insects, and have the structures: ##STR1## wherein the compound formed when R is a hydroxyl group is designated radarin A and the compound formed when R is a hydrogen atom is designated radarin C; and ##STR2## wherein the compound formed when R is a hydrogen atom is designated radarin D and the compound formed when R is a hydroxyl group is designated radarin B.

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URL

https://ir.uiowa.edu/patents/92