Claims
- 1. An intermediate for preparation of phenylsulfonyl- 2-imidazolin-5-one compounds having a structure: ##STR51## wherein A is hydrogen or methyl;
- R.sub.1 is methyl;
- R.sub.2 is isopropyl;
- W is oxygen or sulfur;
- Q is ##STR52##
- 2. A compound according to claim 1, 4-isopropyl-2,4-dimethyl-2-imidazolin-5-one.
- 3. A compound according to claim 1, (S)-4-isopropyl-2,4-dimethyl-2-imidazolin-5-one.
- 4. A compound according to claim 1, 4-isopropyl-4-methyl-2-imidazolin-5-one.
- 5. A compound according to claim 1, 5-isopropyl-5-methyl-2-thiohydantoin.
- 6. A compound according to claim 1, 5-isopropyl-5-methyl-3-(p-tolylsulfonyl)hydantoin.
Parent Case Info
This application is a division of copending, allowed application Ser. No. 07/417,400, filed Oct. 5, 1989, now U.S. Pat. No. 4,992,094 which is a division of application Ser. No. 07/214,507, filed Jul. 7, 1988, now U.S. Pat. No. 4,883,914, issued Nov. 28, 1989, which, in turn, is a continuation-in-part of application Ser. No. 07/086,416, filed Aug. 17, 1987, abandoned.
US Referenced Citations (11)
Non-Patent Literature Citations (4)
Entry |
Chemical Abstracts, vol. 53, No. 9, Abstract 9115(b-d), May 10, 1959. |
Chemical Abstracts, vol. 54, No. 17, Abstract 18378-79, Sep. 10, 1960. |
Chemical Abstracts vol. 95, No. 17, Abstract 144,568a, Oct. 26, 1981, p. 109. |
Chemical Abstracts, vol. 98, No. 1, Abstract 188r, Jan. 3, 1983, p. 190. |
Divisions (2)
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Number |
Date |
Country |
Parent |
417400 |
Oct 1989 |
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Parent |
214507 |
Jul 1988 |
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Continuation in Parts (1)
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Number |
Date |
Country |
Parent |
86416 |
Aug 1987 |
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