Deuterated Pharmaceutical Compounds for Glioblastoma Treatment
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Solution Overview
Problem
There is a need for immunomodulatory agents that can modulate cell cycles and target cancer stem cells, as well as agents with multiple anti-cancer properties.
Innovation Solution
The development of novel compounds, specifically those of formula 14, 15, 16, or 17, which are used as immunomodulatory agents, cell cycle modulators, and anti-cancer agents. These compounds are administered in pharmaceutical compositions with pharmaceutically acceptable salts and carriers to treat cancer.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If conventional anti-cancer agents are used, then some cancer cells are inhibited, but cancer stem cells and immune evasion mechanisms remain untreated
Solution Approach 1:
The compounds of formulae 14-17 are designed to simultaneously target multiple biological mechanisms: they inhibit cancer cell proliferation, modulate cell cycle progression, target cancer stem cells, and regulate immune responses. This multi-functional approach allows a single agent to address multiple aspects of cancer pathophysiology that conventional single-target agents cannot address
Solution Approach 2:
The patent employs systematic modification of molecular parameters including deuterium substitution at specific positions (positions 2 and 6 of the phenyl ring) to optimize the compounds' biological activity, metabolic stability, and pharmacokinetic properties. These parameter changes enable the compounds to maintain potency while improving their therapeutic profile
2Reliability
If highly potent compounds are developed, then anti-tumor activity increases, but complexity of compound synthesis and purification increases
Solution Approach 1:
The synthesis strategy divides the complex molecule into manageable segments: the phenyl ring portion, the imidazo[1,2-a]pyridine core, and the thiazole moiety are synthesized separately and then coupled. This segmentation allows for optimized synthesis of each fragment and simplifies purification steps, particularly through the use of deuterium labeling as a tracking mechanism during synthesis and purification
Solution Approach 2:
The patent uses deuterated intermediates as mediators during synthesis and purification. The deuterium atoms serve as traceable markers that facilitate monitoring of synthesis progress and enable efficient separation and purification of the desired compounds from byproducts and starting materials through techniques like deuterium-specific chromatography
Data Source
AI summary
The invention provides compounds of formula (16) and (17); and salts thereof, as well as compositions comprising such compounds and salts, complexes comprising such compounds and salts, and methods for treating cancer, inhibiting BMI1 expression, or treating Huntington's disease using such compounds, salts, and complexes. The compounds, salts, and complexes have potency, permeability, and oral bioavailability that make them particularly useful, for example, for the treatment of glioblastoma.