Claims
- 1. A compound having the formula selected from the group consisting of wherein either R3p and R4p are identical and selected from the group consisting of —OH and protected —OH, R2p is selected from the group consisting of —CN, —F, Br and I and R1p and R5p are hydrogen or R5p is —F and R1p and R2p are hydrogen or R1p and R2p are F and R5p is hydrogen, or R4p and R5p are identical, and selected from the group consisting of —OH and protected —OH, R3p is selected from the group consisting of F and —CN and R1p and R2p are hydrogen, R8 is hydrogen or an amine protective group and R10 is the remainder of an easily cleavable ester and R7p is K or L in which the hydroxy or amino are protected wherein R′1 is selected from the group consisting of alkyl of 1 to 4 carbon atoms, —CN, carboxy and alkoxy carbonyl of 1 to 4 carbon atoms.
Priority Claims (2)
Number |
Date |
Country |
Kind |
91 15416 |
Dec 1991 |
FR |
|
92 11520 |
Sep 1992 |
FR |
|
PRIOR APPLICATIONS
This application is a division of U.S. patent application Ser. No. 08/769,488 filed Dec. 18, 1996, now U.S. Pat. No. 5,763,617, which is a division of U.S. patent application Ser. No. 08/453,923 filed May 30, 1995 U.S. Pat. No. 5,712,266 which is a division of U.S. patent application Ser. No. 08/167,192 filed Dec. 13, 1993, now U.S. Pat. No. 5,587,372, which is a Continuation-in-Part of U.S. patent application Ser. No. 07/989,235 filed Dec. 11, 1992, now U.S. Pat. No. 5,455,238.
US Referenced Citations (2)
Number |
Name |
Date |
Kind |
4840945 |
Ohnishi |
Jun 1989 |
|
5455238 |
Aszodi |
Oct 1995 |
|
Non-Patent Literature Citations (1)
Entry |
Abstract of JP03034986, Feb. 14, 1991. |
Continuation in Parts (1)
|
Number |
Date |
Country |
Parent |
07/989235 |
Dec 1992 |
US |
Child |
08/167192 |
|
US |