abstract |
A PRCESS FOR THE PREPARATION OF A(CIS-1,2-EPOXYPROPYL)-PHOSPHONIC ACID DIESTER WHICH COMPREISES CYCLIZING A (1-HYDROXY-2-METHYL-3-(SUBSTITUTED IMINO)-PENTYL)-PHOSPHONIC ACID DIESTER OR A(1(1-HYDROXYETHYL)-2-(SUBSTITUTED IMINO)) PHOSPHONIC ACID DIESTER IN THE PRESENCE OF BASE. THE (CIS-1,2-EPOXYPROPYL)-PHOSPHONIC ACID DIESTERS CAN BE CONVERTED TO (CIS-1,2-EPOXYPROPYL)-PHOSPHONIC ACID AND ITS SALTS. (CIS-1,2-EPOXYPROPYL)-PHOSPHONIC ACID AND ITS SALTS ARE ACTIVE ANTIBACTERIAL AGENTS. |