Claims
- 1. An optically active amino acid derivative represented by formula (I): ##STR38## wherein R represents a straight chain alkyl group having 6 to 16 carbon atoms; A represents ##STR39## X represents a straight chain alkyl group having 1 to 14 carbon atoms; Y represents --CH.sub.3, --CH.sub.2 CH(CH.sub.3).sub.2, --CH(CH.sub.3).sub.2, --CH(CH.sub.3)CH.sub.2 CH.sub.3 or ##STR40## and Z represents --CH.sub.3 or a hydrogen atom.
- 2. An optically active amino acid derivative as in claim 1, wherein R represents a straight chain alkyl group having 7 to 14 carbon atoms, X represents a straight chain alkyl group having 1 to 3 carbon atoms, and Y represents --CH(CH.sub.3).sub.2 or --CH(CH.sub.3)CH.sub.2 CH.sub.3.
Priority Claims (2)
Number |
Date |
Country |
Kind |
1-82760 |
Mar 1989 |
JPX |
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1-245199 |
Sep 1989 |
JPX |
|
Parent Case Info
This is a divisional of application Ser. No. 07/501,220 filed Mar. 29, 1990.
US Referenced Citations (3)
Number |
Name |
Date |
Kind |
4764619 |
Guajima et al. |
Aug 1988 |
|
4824217 |
Chou et al. |
Apr 1989 |
|
4941992 |
Jackson et al. |
Jul 1990 |
|
Divisions (1)
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Number |
Date |
Country |
Parent |
501220 |
Mar 1990 |
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