DC107 derivatives
US5981558A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Aug 13, 1998 |
| Grant date | Nov 9, 1999 |
| Priority date | — |
| Expiry date | Aug 13, 2018 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07H15/26
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
DC107 derivatives represented by formula (I) or pharmaceutically acceptable salts thereof which have antimicrobial activity and antitumor activity are provided: ##STR1## wherein R.sup.1 represents hydrogen, lower alkoxyalkyl, aralkyloxyalkyl, lower alkoxyalkoxyalkyl, lower alkoxyalkoxyalkoxyalkyl, aralkyl, tetrahydropyranyl, COR.sup.4, or the like; R.sup.2 represents hydrogen or COR.sup.6 ; R.sup.3 represents --CH.sub.2 OCOR.sup.7, phthalimidomethyl, or the like; and W represents oxygen or NR.sup.8 (wherein R.sup.8 represents hydroxy, lower alkoxy, lower alkenyloxy, aralkyloxy, substituted or unsubstituted arylsulfonylamino, or lower alkoxycarbonylamino).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.