Claims
- 1. A 4-oxo-4,5,6,7-tetrahydroindole derivative of the general formula: ##STR8## wherein R.sub.1 is a hydrogen atom or an alkyl radical containing up to 6 carbon atoms and R.sub.2 is a hydrogen atom or an alkyl radical containing up to 6 carbon atoms.
- 2. A 4-oxo-4,5,6,7-tetrahydroindole compound as claimed in claim 1 which is designated 3-ethoxycarbonyl-4,5,6,7-tetrahydro-4-oxo-6-methylindole.
- 3. A 4-oxo-4,5,6,7-tetrahydroindole compound as claimed in claim 1 which is designated 3-ethoxycarbonyl-4,5,6,7-tetrahydro-4-oxoindole.
Priority Claims (1)
Number |
Date |
Country |
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3147276 |
Nov 1981 |
DEX |
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Parent Case Info
This application is a divisional of Ser. No. 438,663, filed Nov. 2, 1982, now U.S. Pat. No. 4,736,043.
US Referenced Citations (2)
Number |
Name |
Date |
Kind |
3510491 |
Bell |
May 1970 |
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3654303 |
Remers et al. |
Apr 1972 |
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Non-Patent Literature Citations (3)
Entry |
R. Marchelli et al., Can. J. Chem. 1969, 47(23), 4375-4381, Preparation and Properties of the Hydroxyindole-3-Carboxylic Acids. |
R. Marchelli et al., Chem. Abstracts, vol. 72, No. 12470c (1969), Preparation and Properties of the Hydroxyindole-3-Carboxylic Acids. |
S. Hauptmann et al., Chem. Abstracts, vol. 64, No. 17521h (1966), Hydroxyindoles 4-oxo-4,5,6,7-Tetrahydroindoles from Cyclohexanedione and Isonitroso Carbonyl Compounds. |
Divisions (1)
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Number |
Date |
Country |
Parent |
438663 |
Nov 1982 |
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