Claims
- 1. N-substituted azetidine carboxylate derivatives of the formula ##STR7## wherein R.sub.3 represents a hydrogen atom or a phenyl or C.sub.1-4 alkyl group; and X represents the group CH.sub.2 OH or COOY where Y represents a hydrogen or an alkali or alkaline earth metal atom.
- 2. A derivative according to claim 1 wherein R.sub.3 is a hydrogen atom.
- 3. A derivative according to claim 2 wherein X is CH.sub.2 OH and Y is a hydrogen atom.
- 4. A derivative according to claim 2 wherein X is COOY.
- 5. A derivative according to claim 4 wherein each Y is a hydrogen atom.
- 6. A derivative according to claim 4 wherein each Y is a sodium atom.
Priority Claims (1)
Number |
Date |
Country |
Kind |
8509746 |
Apr 1985 |
GBX |
|
Parent Case Info
This is a division of application Ser. No. 852,857 filed Apr. 16, 1986, now U.S. Pat. No. 4,778,577.
US Referenced Citations (1)
Number |
Name |
Date |
Kind |
4496440 |
Campbell et al. |
Jan 1985 |
|
Non-Patent Literature Citations (4)
Entry |
Blum et al., Acta. Chem. Scand., 338, (1981) pp. 739-741. |
Campbell et al., Chem. Abstracts, 102 (1985) 122076Z. |
Fieser & Fieser, Reagents for Organic Synthesis, John Wiley & Sons (1967) pp. 731-732. |
Kwait et al., Chem. Abstracts, 90, (1979) 54231c. |