Claims
- 1. A phenylene diamine of formula I ##STR5## in which R.sup.1 denotes formyl or oxalyl,
- R.sup.2 denotes hydrogen or C.sub.1 -C.sub.4 -alkyl and
- R.sup.3 denotes C.sub.2 -C.sub.4 -alkanoyl.
Priority Claims (1)
Number |
Date |
Country |
Kind |
3914650 |
May 1989 |
DEX |
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Parent Case Info
This is a division, of application Ser. No. 07/509,137, filed on Apr. 16, 1990, now U.S. Pat. No. 5,117,050.
US Referenced Citations (1)
Number |
Name |
Date |
Kind |
4973671 |
Pandl et al. |
Nov 1990 |
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Divisions (1)
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Number |
Date |
Country |
Parent |
509137 |
Apr 1990 |
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