Synergistine derivatives having anti-bacterial activity and their use
US4618599A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Jul 12, 1984 |
| Grant date | Oct 21, 1986 |
| Priority date | — |
| Expiry date | Jul 12, 2004 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S930/27
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
The invention provides new synergistine derivatives of the formula: ##STR1## in which Y=H or N(CH.sub.3).sub.2 and (a) R.sub.1 and R.sub.2 =H and R=pyrrolidin-3-ylthio or piperidin-3-ylthio or piperidin-4-ylthio (optionally substituted by alkyl), or altenatively R=alkylthio substituted by 1 or 2 SO.sub.3 H radicals or alkylamino or dialkylamino radicals (optionally substituted) or by 1 or 2 piperazino rings (optionally substituted) or morpholino, thiomorpholino, piperidino, pyrrolidin-1-yl, piperidin-2-yl, piperidin-3-yl or piperidin-4-yl or pyrrolidin-2-yl or pyrrolidin-3-yl rings (these last 5 rings being optionally substituted by alkyl), or PA1 (b) R.sub.1 and R.sub.2 form a bond and R=pyrrolidin-3-ylamino, piperidin-3-ylamino or piperidin-4-ylamino, pyrrolidin-3-yloxy, piperidin-3-yloxy or piperidin-4-yloxy, pyrrolidin-3-ylthio, piperidin-3-ylthio or piperidin-4-ylthio (optionally substituted by alkyl), or alternatively R=alkylamino, alkoxy or alkylthio substituted by 1 or 2 SO.sub.3 H radicals, alkylamino or dialkylamino radicals (optionally substituted) or trialkylammonio or imidazol-4-yl or imidazol-5-yl radicals or by 1 or 2 piperazino rings (optionally substituted by alkyl…
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.