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Patent · US4148798A · A · US

[(1,1-dioxo-1,2-benzisothiazol-3-yl)amino]alkanoic acids and esters thereof

(11) Publication number
US4148798A
(21) Application number
US-87502278-A
(22) Filing date
1978-02-03
(30) Priority date
1978-02-03
(43) Publication date
1979-04-10
(45) Date of grant
1979-04-10
(52) CPC
  • C07D Heterocyclic compounds: 275/06
(73) Assignee
SQUIBB & SONS INC
(54) Title
[(1,1-dioxo-1,2-benzisothiazol-3-yl)amino]alkanoic acids and esters thereof
(57) Abstract

[(1,1-Dioxo-1,2-benzisothiazol-3-yl)amino]alkanoic acids, esters and salts thereof which have the general formula are useful as anti-inflammatory agents.

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Claims (9)

  1. A compound of the formula ##STR9## wherein R is hydrogen or lower alkyl; Q is lower alkylene, cyclopentyl or cyclohexyl; X is hydrogen, halogen, lower alkyl, lower alkoxy or nitro; Y is hydrogen, lower alkoxy or halogen, X being the same as Y when Y is other than hydrogen; and basic salts thereof.
  2. A compound as in claim 1 wherein X and Y are both hydrogen.
  3. A compound as in claim 1 wherein X and Y are both hydrogen; R is hydrogen or lower alkyl; and Q is lower alkylene.
  4. A compound as in claim 3 wherein R is ethyl.
  5. A compound as in claim 2 wherein R is ethyl and Q is (CH 2) 3.
  6. A compound as in claim 2 wherein R is ethyl and Q is CH 2.
  7. A compound as in claim 2 wherein R is hydrogen and Q is CH 2.
  8. A compound as in claim 2 wherein R is hydrogen and Q is (CH 2) 3.
  9. A compound as in claim 1 wherein Y is hydrogen.

Citations (4)

  • US2751392A
  • US3225056A
  • US3271406A
  • US3457272A
Record as JSON
{
  "publication_number": "US4148798A",
  "country": "US",
  "kind": "A",
  "title": "[(1,1-dioxo-1,2-benzisothiazol-3-yl)amino]alkanoic acids and esters thereof",
  "abstract": "[(1,1-Dioxo-1,2-benzisothiazol-3-yl)amino]alkanoic acids, esters and salts thereof which have the general formula are useful as anti-inflammatory agents.",
  "claims": [
    "1. A compound of the formula ##STR9## wherein R is hydrogen or lower alkyl; Q is lower alkylene, cyclopentyl or cyclohexyl; X is hydrogen, halogen, lower alkyl, lower alkoxy or nitro; Y is hydrogen, lower alkoxy or halogen, X being the same as Y when Y is other than hydrogen; and basic salts thereof.",
    "2. A compound as in claim 1 wherein X and Y are both hydrogen.",
    "3. A compound as in claim 1 wherein X and Y are both hydrogen; R is hydrogen or lower alkyl; and Q is lower alkylene.",
    "4. A compound as in claim 3 wherein R is ethyl.",
    "5. A compound as in claim 2 wherein R is ethyl and Q is (CH 2) 3.",
    "6. A compound as in claim 2 wherein R is ethyl and Q is CH 2.",
    "7. A compound as in claim 2 wherein R is hydrogen and Q is CH 2.",
    "8. A compound as in claim 2 wherein R is hydrogen and Q is (CH 2) 3.",
    "9. A compound as in claim 1 wherein Y is hydrogen."
  ],
  "cpc": [
    "C07D 275/06"
  ],
  "assignees": [
    "SQUIBB & SONS INC"
  ],
  "filing_date": "1978-02-03",
  "publication_date": "1979-04-10",
  "grant_date": "1979-04-10",
  "priority_date": "1978-02-03",
  "application_number": "US-87502278-A",
  "family_id": "25365066",
  "citations": [
    "US2751392A",
    "US3225056A",
    "US3271406A",
    "US3457272A"
  ]
}

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