2-imidazolinylaminoindole compounds useful as alpha-2 adrenoceptor agonists

US6162818A · kind A · utility

Assignee

• The Procter & Gamble Company · US

Inventors

• Raymond Todd Henry · Pleasant Plain, US
• Russell James Sheldon · Lancaster, US
• William Seibel · Kyles, US

Key dates

• Filing date: Apr 13, 1999
• Grant date: Dec 19, 2000
• Expiry date: Apr 13, 2019

Classification

• Technology area (CPC A): Human Necessities
• CPC primary: A61P43/00
• WIPO field: Pharmaceuticals
• WIPO sector: Chemistry

Abstract

This invention involves compounds having the following structure: ##STR1## wherein: a) R.sub.1 is hydrogen; or alkyl; bond (a) is a single or a double bond; PA1 b) R.sub.2 and R.sub.3 are each independently selected from hydrogen; unsubstituted C.sub.1 -C.sub.3 alkanyl, alkenyl or alkynyl; cycloalkanyl, cycloalkenyl; unsubstituted C.sub.1 -C.sub.3 alkylthio or alkoxy; hydroxy; thio; nitro; cyano; amino; C.sub.1 -C.sub.3 alkylamino or C.sub.1 -C.sub.3 dialkylamino and halo; PA1 c) R.sub.4, R.sub.5 and R.sub.6 are each independently selected from hydrogen; unsubstituted C.sub.1 -C.sub.3 alkanyl, alkenyl or alkynyl; cycloalkanyl, cycloalkenyl; unsubstituted C.sub.1 -C.sub.3 alkylthio or alkoxy; hydroxy; thio; nitro; cyano; amino; C.sub.1 -C.sub.3 alkylamino or C.sub.1 -C.sub.3 dialkylamino; halo; and 2-imidazolinylamino; and wherein one and only one of R.sub.4, R.sub.5 and R.sub.6 is 2-imidazolinylamino; PA1 d) R.sub.7 is selected from hydrogen; unsubstituted C.sub.1 -C.sub.3 alkanyl, alkenyl or alkynyl; cycloalkanyl, cycloalkenyl; unsubstituted C.sub.1 -C.sub.3 alkylthio or alkoxy; hydroxy; thio; nitro; cyano; amino; C.sub.1 -C.sub.3 alkylamino or C.sub.1 -C.sub.3 dialkylamino and ha…