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9-[2-(3-Indolyl)ethyl]-1oxa-4,9-diazaspiro[5.5]undecan-3-ones

  • US 4,332,804 A
  • Filed: 03/23/1981
  • Issued: 06/01/1982
  • Est. Priority Date: 03/23/1981
  • Status: Expired due to Fees
First Claim
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1. A compound of the formula ##STR8## wherein:

  • R, R1, R2, R3, and R4 are independently hydrogen or lower alkyl of one to four carbon atoms; and

    R5 and R6 are independently hydrogen, lower alkyl of one to four carbon atoms or lower alkoxy of one to four carbon atoms; and

    the pharmaceutically acceptable acid addition salts thereof.

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