Claims
- 1. A compound of Formula (I): ##STR36## X is selected from a group consisting essentially of a sulfonate group, a cyano group, a carboxylic acid, and an N-aryl carboxylic amide derivative of Formula (A) ##STR37## wherein R.sub.1 is hydrogen, or R.sub.1 together With R.sub.2 is --OCH.sub.2 O--;
- R.sub.2 is hydrogen, O(C.sub.1 -C.sub.6)alkyl, or OH; and
- R.sub.3 is hydrogen, OH, O(C.sub.1 -C.sub.6)alkyl, NO.sub.2,NH.sub.2, trifluoroacetamido, acetamido or methoxycarbonylamino.
- 2. A compound according to claim 1 where X is a sulfonate group.
- 3. A compound according to claim 2 wherein X is fluorbenzenesulfonate, trifluoromethanesulfonate or fluorosulfonate.
- 4. A compound according to claim 3 wherein X is trifluoromethanesulfonate.
- 5. A compound according to claim 1 wherein X is a cyano group.
- 6. A compound of Formula (I): ##STR38## X is selected from a group consisting essentially of bromo or iodo.
- 7. A compound according to claim 6 wherein X is bromo or iodo.
- 8. A compound according to claim 7 where X is bromo.
Parent Case Info
This is a divisional of application Ser. No. 08/075,063, filed Jun. 10, 1993 now U.S. Pat. No. 5,405,963.
US Referenced Citations (2)
Number |
Name |
Date |
Kind |
5162532 |
Comins et al. |
Nov 1992 |
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5258516 |
Comins et al. |
Nov 1993 |
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Divisions (1)
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Number |
Date |
Country |
Parent |
75063 |
Jun 1993 |
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