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Substituted quinazolinones and their anti-inflammatory activity
A Hitkari1, M Bhalla, A K Saxena
1Department of Pharmacology Therapeutics, K.G'S Medical College, Lucknow, India.
Bollettino Chimico Farmaceutico
|December 1, 1995
Summary
New quinazolinone derivatives were synthesized and evaluated for anti-inflammatory properties. Some compounds demonstrated significant anti-inflammatory activity in rat models, with further assessment of their safety profiles.
Area of Science:
- Medicinal Chemistry
- Organic Synthesis
- Pharmacology
Background:
- Quinazolinone derivatives are known for diverse pharmacological activities.
- Developing novel anti-inflammatory agents with improved safety profiles is crucial.
Purpose of the Study:
- To synthesize novel 6-substituted-2-alkyl-3-sulfonamidoquinazolin-4(3H)-one derivatives.
- To evaluate the synthesized compounds for anti-inflammatory activity.
- To assess the ulcerogenic liability and median lethal dose (ALD50) of active compounds.
Main Methods:
- Synthesis of quinazolinone derivatives (compounds 1-5) through multi-step reactions.
- Evaluation of anti-inflammatory activity using carrageenan-induced rat paw edema model.
- Assessment of ulcerogenic liability and ALD50 values for active compounds.
Main Results:
- Several synthesized quinazolinone derivatives exhibited significant anti-inflammatory activity.
- The most active compounds were further analyzed for their safety.
- Structure-activity relationships were explored based on the observed anti-inflammatory effects.
Conclusions:
- The synthesized quinazolinone derivatives represent a promising class of compounds for anti-inflammatory drug development.
- Further research is warranted to optimize these compounds for therapeutic applications.
- The study provides valuable insights into the anti-inflammatory potential of novel sulfonamidoquinazolinones.