Claims
- 1. A compound of the formula: ##STR211## wherein R.sub.1 represents a fluoro-substituted lower alkyl group or a cyano-substituted lower alkyl group, and X represents iodine, bromine or chlorine, a compound wherein said amino group and/or carboxyl groups are protected with a protective group, or a salt thereof.
- 2. A compound according to claim 1, said compound being p-Methoxybenzyl 7.beta.-[2-(5-tritylamino-1,2,4-thiadiazol-3-yl)-(Z)-2-fluoromethoxyiminoacetamido]-3-[(Z)-3-chloro-1-propen-1-yl]-3-cephem-4-carboxylate.
- 3. A compound according to claim 1, said compound being p-Methoxybenzyl 7.beta.-[2-(5-tritylamino-1,2,4-thiadiazol-3-yl)-(Z)-2-fluoromethoxyiminoacetamido]-3-[(E)-3-iodo-1-propen-1-yl]-3-cephem-4-carboxylate.
- 4. A compound according to claim 1, said compound being p-Methoxybenzyl 7.beta.-[2-(5-tritylamino-1,2,4-thiadiazol-3-yl)-(Z)-2-cyanomethoxyiminoacetamido]-3-[(Z)-3-chloro-1-propen-1-yl]-3-cephem-4-carboxylate.
- 5. A compound according to claim 1, said compound being p-Methoxybenzyl 7.beta.-[2-(5-tritylamino-1,2,4-thiadiazol-3-yl)-(Z)-2-cyanomethoxyiminoacetamido]-3-[(E)-3-iodo-1-propen-1-yl]-3-cephem-4-carboxylate.
Priority Claims (6)
Number |
Date |
Country |
Kind |
61-241480 |
Oct 1986 |
JPX |
|
61-262799 |
Nov 1986 |
JPX |
|
61-292574 |
Dec 1986 |
JPX |
|
62-21866 |
Feb 1987 |
JPX |
|
62-219230 |
Sep 1987 |
JPX |
|
62-222147 |
Sep 1987 |
JPX |
|
Parent Case Info
This application is a division of application Ser. No. 107,631, filed Oct. 13, 1987, now U.S. Pat. No. 4,921,850.
US Referenced Citations (4)
Number |
Name |
Date |
Kind |
4486586 |
Narita et al. |
Dec 1984 |
|
4631274 |
Takaya et al. |
Dec 1986 |
|
4751295 |
Oka et al. |
Jun 1988 |
|
4761410 |
Takaya et al. |
Aug 1988 |
|
Foreign Referenced Citations (8)
Number |
Date |
Country |
58-174387 |
Oct 1983 |
JPX |
58-198490 |
Nov 1983 |
JPX |
59-130295 |
Jul 1984 |
JPX |
59-172493 |
Sep 1984 |
JPX |
59-219292 |
Dec 1984 |
JPX |
60-97983 |
May 1985 |
JPX |
60-197693 |
Oct 1985 |
JPX |
62-6085 |
Jan 1986 |
JPX |
Divisions (1)
|
Number |
Date |
Country |
Parent |
107631 |
Oct 1987 |
|