Claims
- 1. A 3-halomethylene cepham compound of the formula ##STR4## wherein, A is an amino group or a protected amino group,
- B is a carboxy group or a protected carboxy group, or a salt thereof
- X is halogen, and
- n is 0, 1 or 2.
- 2. A compound of claim 1 wherein n is 1.
- 3. A compound of claim 1 wherein n is 2.
Priority Claims (1)
Number |
Date |
Country |
Kind |
87201323.0 |
Jul 1987 |
EPX |
|
Parent Case Info
This is a division of Ser. No. 337,525 filed Feb. 15, 1989.
US Referenced Citations (1)
Number |
Name |
Date |
Kind |
4731443 |
Takaya et al. |
Mar 1988 |
|
Divisions (1)
|
Number |
Date |
Country |
Parent |
337525 |
Feb 1989 |
|