Claims
- 1. A compound of the formula ##STR24## in which R.sub.1 and R.sub.5 independently of one another denote hydrogen or lower alkyl, one of R.sub.2 and R.sub.3 denotes hydroxyl and the other denotes alkyl, cycloalkyl or aralkyl, R.sub.4 denotes hydrogen or, if R.sub.3 denotes hydroxyl, additionally also denotes alkyl, cycloalkyl or aralkyl, X denotes a group ##STR25## wherein R.sub.8 is alkyl, aralkyl or phenyl and R.sub.9 is alkyl, aralkyl, phenyl or the group ##STR26## or R.sub.9 and R.sub.8 together are alkylene, Y.sub.1 and Y.sub.2 independently of one another denote oxygen or sulphur, p denotes 1 or 2, q denotes 0 or 1, with the proviso that p+q=2, and R.sub.6 denotes hydroxycarbonylalkyl, alkoxycarbonylalkyl, cycloalkoxycarbonylalkyl, aralkoxycarbonyalkyl or aryloxycarbonylalkyl.
- 2. A compound of the formula ##STR27## in which R.sub.1 and R.sub.5 independently of one another are hydrogen or lower alkyl, one of R.sub.2 and R.sub.3 is hydroxyl and the other is alkyl, cycloalkyl or aralkyl, R.sub.4 is hydrogen or, if R.sub.3 is hydroxyl, also is alkyl, cycloalkyl or aralkyl, X is a group ##STR28## wherein R.sub.8 is alkyl, aralkyl or phenyl and R.sub.9 is alkyl, aralkyl, phenyl of the group ##STR29## or R.sub.8 and R.sub.9 together are alkylene and R.sub.6 is hydroxycarbonylalkyl, alkoxycarbonylalkyl, cycloalkoxycarbonylalkyl, aralkoxycarbonylalkyl or aryloxycarbonylalkyl.
- 3. Compound according to claim 2, of the formula ##STR30##
- 4. Compound according to claim 2, of the formula ##STR31##
- 5. Compound according to claim 2, of the formula ##STR32##
- 6. Compound according to claim 2, of the formula ##STR33##
- 7. A compound according to claim 2 in which R.sub.1 and R.sub.5 independently of one another are hydrogen or methyl, one of R.sub.2 and R.sub.3 denotes hydroxyl and the other denotes alkyl having 1 to 8 carbon atoms, cycloalkyl having 6 to 8 carbon atoms or aralkyl having 7 to 9 carbon atoms, R.sub.4 denotes hydrogen or, if R.sub.3 denotes hydroxyl, additionally also denotes alkyl having 1 to 8 carbon atoms, cycloalkyl having 6 to 8 carbon atoms or aralkyl having 7 to 9 carbon atoms, X denotes a group ##STR34## wherein R.sub.8 is alkyl having 1 to 8 carbon atoms, aralkyl having 7 to 9 carbon atoms or phenyl, and R.sub.9 denotes alkyl having 1 to 8 carbon atoms, aralkyl having 7 to 9 carbon atoms, phenyl or the group ##STR35## or conjointly with R.sub.8 is alkylene having 2 to 11 carbon atoms and R.sub.6 is hydroxycarbonylalkyl having 2 to 20 carbon atoms, alkoxycarbonylalkyl having 3 to 20 carbon atoms, cycloalkoxycarbonylalkyl having 7 to 10 carbon atoms, aralkoxycarbonylalkyl having 9 to 13 carbon atoms, phenoxycarbonylalkyl having 8 to 12 carbon atoms, alkylphenoxycarbonylalkyl having 9 to 16 carbon atoms, dialkylphenoxycarbonylalkyl having 10 to 16 carbon atoms, chlorophenoxycarbonylalkyl having 8 to 12 carbon atoms, or dichlorophenoxycarbonylalkyl having 8 to 12 carbon atoms.
- 8. A compound according to claim 2 in which R.sub.1 and R.sub.5 independently of one another denote hydrogen or methyl, one of R.sub.2 and R.sub.3 denotes hydroxyl, and the other denotes alkyl having 1 to 4 carbon atoms, R.sub.4 denotes hydrogen or, if R.sub.3 denotes hydroxyl, additionally also denotes alkyl having 1 to 4 carbon atoms, R.sub.8 denotes alkyl having 1 to 4 carbon atoms or phenyl, R.sub.9 denotes alkyl having 1 to 4 carbon atoms, phenyl or the group ##STR36## or together with R.sub.8 denotes alkylene having 4 to 5 carbon atoms and R.sub.6 denotes alkoxycarbonylalkyl having 3 to 20 carbon atoms.
- 9. A compound according to claim 2 in which R.sub.1 and R.sub.5 are hydrogen, R.sub.3 is hydroxyl, R.sub.2 denotes alkyl having from 1 to 4 carbon atoms, R.sub.4 denotes alkyl having 3 to 4 carbon atoms, R.sub.8 denotes alkyl having 1 to 4 carbon atoms, R.sub.9 denotes alkyl having 1 to 4 carbon atoms or together with R.sub.8 denotes pentamethylene and R.sub.6 denotes alkoxycarbonylalkyl having 3 to 20 carbon atoms.
Priority Claims (1)
Number |
Date |
Country |
Kind |
787/74 |
Jan 1974 |
CHX |
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Parent Case Info
This is a divisional of application Ser. No. 739,179, filed on Nov. 5, 1976, now U.S. Pat. No. 4,134,879, issued Jan. 16, 1979, which in turn is a continuation of Ser. No. 542,632, filed on Jan. 10, 1975, now abandoned.
US Referenced Citations (3)
Number |
Name |
Date |
Kind |
3699152 |
Hechenbleikner et al. |
Oct 1972 |
|
4091225 |
Parker |
May 1978 |
|
4151211 |
Hechenbleikner et al. |
Apr 1979 |
|
Foreign Referenced Citations (1)
Number |
Date |
Country |
796391 |
Aug 1960 |
FRX |
Divisions (1)
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Number |
Date |
Country |
Parent |
739179 |
Nov 1976 |
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Continuations (1)
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Number |
Date |
Country |
Parent |
542632 |
Jan 1975 |
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