B
Bantwal Shivarama Holla
Researcher at Mangalore University
Publications - 45
Citations - 2006
Bantwal Shivarama Holla is an academic researcher from Mangalore University. The author has contributed to research in topics: Triazole & Aryl. The author has an hindex of 15, co-authored 45 publications receiving 1857 citations.
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Journal ArticleDOI
Synthesis and biological activity of Schiff and Mannich bases bearing 2,4-dichloro-5-fluorophenyl moiety.
Mari Sithambaram Karthikeyan,Dasappa Jagadeesh Prasad,Boja Poojary,K. Subrahmanya Bhat,Bantwal Shivarama Holla,Nalilu Suchetha Kumari +5 more
TL;DR: A series of 2,4-dichloro-5-fluorophenyl bearing Mannich base was prepared from triazole Schiff bases by aminomethylation with formaldehyde and secondary/substituted primary amines to show promising antibacterial and antifungal activity.
Journal ArticleDOI
Synthesis, characterization and antimicrobial activity of some substituted 1,2,3-triazoles.
Bantwal Shivarama Holla,Manjathuru Mahalinga,Mari Sithambaram Karthikeyan,Boja Poojary,P. M. Akberali,Nalilu Suchetha Kumari +5 more
TL;DR: Two substituted 1,2, 3-triazoles 4 and 6 have been synthesized by the 1,3-dipolar cycloaddition reaction of 4-azido-8-(trifluoromethyl)quinoline 2 with ethyl acetoacetate and acetylacetone, respectively and screened for their antimicrobial activity.
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Synthesis of some novel pyrazolo[3,4-d]pyrimidine derivatives as potential antimicrobial agents
Bantwal Shivarama Holla,Manjathuru Mahalinga,Mari Sitambaram Karthikeyan,Padiyath Mohamed Akberali,Nalilu Sucheta Shetty +4 more
TL;DR: All compounds of the series have been screened for their antibacterial and antifungal activity studies and Structures of the products have been determined by chemical reactions and spectral studies.
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Synthesis of some novel 2,4-disubstituted thiazoles as possible antimicrobial agents.
Prakash Karegoudar,Mari Sithambaram Karthikeyan,Dasappa Jagadeesh Prasad,Manjathuru Mahalinga,Bantwal Shivarama Holla,Nalilu Sucheta Kumari +5 more
TL;DR: Preliminary results reveal that some of the synthesized compounds are showing promising antimicrobial activity, and were screened for their antibacterial and antifungal activities.
Journal ArticleDOI
Convenient one pot synthesis of some novel derivatives of thiazolo[2,3-b]dihydropyrimidinone possessing 4-methylthiophenyl moiety and evaluation of their antibacterial and antifungal activities.
TL;DR: The newly synthesized compounds were screened for their antibacterial and antifungal activities and have exhibited moderate to excellent growth inhibition of bacteria and fungi.