Claims
- 1. A compound of the formula ##STR11## wherein R.sub.1 is hydrogen, methyl, ethyl, isopropyl, phenyl, diphenyl, benzyl, tolyl, methoxyphenyl, butyl, chlorophenyl, chlorotolyl, styryl, chlorostyryl, cyclohexyl, cyclopentyl, naphthyl, xylyl, dichlorophenyl, nonyl, cetyl, stearyl or dimethylbenzyl,
- R.sub.2 is diphenyl, styryl or p-chlorostyryl,
- and
- R.sub.3 is hydrogen, methyl, ethyl, isopropyl, butyl, methoxy, ethoxy, chlorine or bromine.
- 2. A compound of the formula ##STR12## wherein R.sub.2 is diphenyl, styryl or p-chlorostyryl and
- R.sub.3 is hydrogen, chlorine, methyl, methoxy, n-butoxy, isopropyl or t-butyl.
- 3. A compound according to claim 2 having the formula ##STR13##
- 4. A compound according to claim 2 having the formula ##STR14##
Priority Claims (1)
Number |
Date |
Country |
Kind |
108/67 |
Jan 1967 |
CHX |
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Parent Case Info
This application is a continuation-in-part of application Ser. No. 572,005 filed Apr. 28, 1975, now U.S. Pat. No. 4,006,158 which, in turn, is a continuation of application Ser. No. 695,330, filed Jan. 3, 1968 and now abandoned.
US Referenced Citations (1)
Number |
Name |
Date |
Kind |
3869469 |
Neuner et al. |
Mar 1975 |
|
Foreign Referenced Citations (1)
Number |
Date |
Country |
478835 |
Nov 1969 |
CHX |
Continuations (1)
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Number |
Date |
Country |
Parent |
695330 |
Jan 1968 |
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Continuation in Parts (1)
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Number |
Date |
Country |
Parent |
572005 |
Apr 1975 |
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