Claims
- 1. A compound selected from the group consisting of (A) a compound of the formula ##STR46## wherein R.sub.2 is selected from the group consisting of hydrogen and trityl and R.sub.2 ' is methyl and OR.sub.2 ' is in the syn position, (B) a compound of the formula IV ##STR47## wherein R' is trityl and AlK is alkyl of 1 to 4 carbon atoms and OR' is in the syn position and (C) a compound of the formula ##STR48## wherein R.sub.1 is trityl, R.sub.1 ' is methyl and AlK is alkyl of 1 to 4 carbon atoms and OR.sub.1 ' is in the syn position.
- 2. A compound of claim 1 of the formula ##STR49## wherein R.sub.2 is selected from the group consisting of hydrogen and trityl and R.sub.2 ' is methyl and OR.sub.2 ' is in the syn position.
- 3. A compound of claim 1 of the formula ##STR50## wherein R' is methyl and AlK is alkyl of 1 to 4 carbon atoms and OR' is in the syn position.
- 4. A compound of claim 1 which is the syn isomer of 2-(2-tritylamino-4-thiazolyl)-2-methoxyimino-acetic acid.
- 5. A compound of claim 1 of the formula ##STR51## wherein R.sub.1 is trityl, R.sub.1 ' is methyl and AlK is alkyl of 1 to 4 carbon atoms and OR.sub.1 ' is in the syn position.
- 6. A compound of claim 1 which is the syn isomer of ethyl 2-(2-tritylamino-4-thiazolyl)-2-methoxyiminoacetate.
- 7. A syn isomer of a compound of the formula ##STR52## wherein R.sub.2 is hydrogen and R.sub.2 ' is methyl.
- 8. A compound of claim 1 which is the syn isomer of ethyl 2-(2-amino-4-thiazolyl)-2-methoxyimino-acetate.
Priority Claims (4)
Number |
Date |
Country |
Kind |
76 01834 |
Jan 1976 |
FRX |
|
76 17743 |
Jun 1976 |
FRX |
|
76 25051 |
Aug 1976 |
FRX |
|
52-07307 |
Mar 1977 |
JPX |
|
PRIOR APPLICATION
This application is a continuation of U.S. patent application Ser. No. 71,295 filed Aug. 30, 1979 now abandoned which in turn is a division of copending U.S. patent application Ser. No. 917,985 filed June 22, 1978 now U.S. Pat. No. 4,283,396 which in turn is a division of U.S. patent application Ser. No. 817,114 filed July 19, 1977, now U.S. Pat. No. 4,152,432 which in turn is a continuation-in-part of copending commonly assigned U.S. patent application Ser. No. 761,270 filed Jan. 21, 1977 now abandoned.
US Referenced Citations (1)
Number |
Name |
Date |
Kind |
4203899 |
Ochiai et al. |
May 1980 |
|
Divisions (2)
|
Number |
Date |
Country |
Parent |
917985 |
Jun 1978 |
|
Parent |
817114 |
Jul 1977 |
|
Continuations (1)
|
Number |
Date |
Country |
Parent |
71295 |
Aug 1979 |
|
Continuation in Parts (1)
|
Number |
Date |
Country |
Parent |
761270 |
Jan 1977 |
|