Nitrogen Bicyclic Compounds for Resistant Infections
Find Innovative SolutionsGenerate Solutions
Solution Overview
Problem
The emergence of bacterial resistance to known antibacterial agents poses a significant challenge in treating bacterial infections, necessitating the development of new potent antibacterial agents that can effectively combat resistant bacteria.
Innovation Solution
The development of nitrogen-containing bicyclic compounds with antibacterial properties, which are used in pharmaceutical compositions to treat and prevent bacterial infections, either alone or in combination with existing antibacterial agents.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If conventional antibacterial agents are used, then treatment of common bacterial infections is effective, but bacterial resistance develops rendering them ineffective against resistant strains
Solution Approach 1:
The patent applies parameter changes by modifying the chemical structure of beta-lactam antibiotics through the introduction of a bicyclic substituent at the R2 position. This structural modification changes the molecular parameters of the antibacterial agent, enabling it to maintain effectiveness against bacteria that have developed resistance to conventional agents. The modified structure allows the compound to overcome resistance mechanisms while retaining its core antibacterial function.
Solution Approach 2:
The invention creates a composite antibacterial structure by combining the beta-lactam core structure with an additional bicyclic ring system. This composite molecular structure integrates the known antibacterial properties of beta-lactams with the novel structural features of the bicyclic substituent, resulting in a compound that exhibits enhanced activity against resistant bacterial strains while maintaining compatibility with existing beta-lactamase inhibitors.
2Reliability
If new antibacterial agents are developed to overcome resistance, then effectiveness against resistant strains improves, but development complexity and time increase
Solution Approach 1:
The patent applies segmentation by dividing the antibacterial molecule into distinct functional segments: the beta-lactam core structure that provides the fundamental antibacterial activity, and the separately attachable bicyclic substituent that confers resistance-breaking capabilities. This modular approach allows for systematic development and optimization of new agents based on existing successful structures, reducing overall development complexity.
Solution Approach 2:
The invention employs preliminary action by building upon the well-characterized beta-lactam core structure that already possesses known antibacterial properties and safety profiles. By starting with this pre-validated foundation and adding the bicyclic substituent, the development process leverages existing knowledge and data, significantly reducing the time and complexity required compared to developing entirely new antibacterial agents from scratch.
Data Source
AI summary
Nitrogen containing bicyclic compounds of Formula (I), pharmaceutical compositions comprising these compounds and their use in treating bacterial infection is disclosed.