Central Cholinergic Agents. I. Potent Acethlcholinesterase Inhibitors, 2-(.OMEGA.-(N-Alkyl-N-(.OMEGA.-phenyl-alkyl)amino)alkyl)-1H-isoindole-1,3(2H)-diones, Based on a New Hypothesis of the Enzyme's Active Site.
In one aspect, the invention relates to compounds having the formula:
where R
1
-R
6
, a, b, and X are as defined in the specification, or a pharmaceutically acceptable salt thereof. These compounds have neprilysin inhibition activity. In another aspect, the invention relates to pharmaceutical compositions comprising such compounds; methods of using such compounds; and processes and intermediates for preparing such compounds.
The present invention relates to a process for preparing N-(1-alkenyl)carboxamides of the formula I, which comprises reacting a carboxamide of the formula II with an alkyne of the formula III in the presence of a catalyst selected from among carbonyl complexes, halides and oxides of rhenium, manganese, tungsten, molybdenum, chromium and iron.
The present invention relates to novel lipopeptide compounds. The invention also relates to pharmaceutical compositions of these compounds and methods of using these compounds as antibacterial compounds. The invention also relates to methods of producing these novel lipopeptide compounds and intermediates used in producing these compounds.
POLYMERIC DELIVERY AGENTS AND DELIVERY AGENT COMPOUNDS
申请人:Milstein J. Sam
公开号:US20070141022A1
公开(公告)日:2007-06-21
Polymeric delivery agents, delivery agent compounds and compositions comprising them which are useful in the delivery of active agents are provided. Methods of administration and preparation are provided as well.