Claims
- 1. A compound of the formula ##STR12## wherein R.sub.2 is phenyl, lower-alkoxyphenyl, di-lower-alkoxyphenyl, R.sub.3 is phenyl, naphthyl or nitrophenyl, and R.sub.4 and R.sub.5 taken independently are each lower alkyl.
- 2. The compound of claim 1 which is 1-dimethylamino-2,4-diphenyl-1-buten-3,4-dione.
Parent Case Info
This is a division of application Ser. No. 590,655 filed June 26, 1975 and now U.S. Pat. No. 3,969,373, which is a continuation-in-part of application Ser. No. 338,019, filed Mar. 5, 1973, now abandoned.
Non-Patent Literature Citations (1)
Entry |
weigele et al., "Journal American Chemical Society", vol. 94, No. 11, pp. 4052-4054 (1972). |
Divisions (1)
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Number |
Date |
Country |
Parent |
590655 |
Jun 1975 |
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Continuation in Parts (1)
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Number |
Date |
Country |
Parent |
338019 |
Mar 1973 |
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