Search Results - "Rapolu, Venkateshwarlu"

A Simple and Efficient [(n-Bu3Sn)2MO4]n Catalyzed Synthesis of Quinazolinones and Dihydroquinazolinones by Gorle, Simhachalam, Lakinani, Vaikunta Rao, Yakkanti, Chiranjeevi, Rapolu, Venkateshwarlu, Regati, Sridhar, Tadiparthi, Krishnaji, Raghunadh, Akula

“…A novel unprecedented approach for the synthesis of various quinazolinones and dihydroquinazolinones has been using [(n-Bu 3 Sn) 2 MO 4 ] n as a catalyst. The…”
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Ultrasound assisted one-pot synthesis of 1,2-diaryl azaindoles via Pd/C-Cu catalysis: Identification of potential cytotoxic agents by Venkateshwarlu, Rapolu, Nath Singh, Shambhu, Siddaiah, Vidavalur, Ramamohan, Hindupur, Dandela, Rambabu, Pal, Manojit

“…[Display omitted] •Reported the first ultrasound assisted one-pot and direct synthesis of 1,2-diaryl azaindoles.•Synthesis involved sequential…”
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In silico studies, sonochemical synthesis and biological evaluation of 4-substituted pyrimido[1,2-b]indazoles by Sangepu, Venkateswara Rao, Sharma, Deepika, Venkateshwarlu, Rapolu, Bhoomireddy, Rama Devi, Jain, Kirti Kumar, Kapavarapu, Ravikumar, Dandela, Rambabu, Pal, Manojit

“…•The anti-inflammatory potential of pyrimido[1,2-b]indazoles was explored.•Their sonochemical synthesis was performed via a 3-component reaction.•Some…”
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Cu(OAc)2 catalyzed ultrasound assisted rapid synthesis of isocoumarin derivatives bearing 3-oxobutyl moiety at C-4 position by Ramarao, Sidda, Pothireddy, Mohanreddy, Venkateshwarlu, Rapolu, Moturu, Krishna Murthy VR, Siddaiah, Vidavalur, Dandela, Rambabu, Pal, Manojit

“…•A faster, cheaper and Pd-free synthesis of substituted isocoumarins is described.•The approach involved use of environmentally friendly catalyst and aqueous…”
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One-pot sonochemical synthesis and in silico/in vitro antitubercular evaluation of 1-methyl-3-propyl-1H-pyrazole containing polynuclear fused N-heteroarenes by Sangepu, Venkateswara Rao, Jain, Kirti Kumar, Bhoomireddy, Rama Devi, Sharma, Deepika, Venkateshwarlu, Rapolu, Kapavarapu, Ravikumar, Dandela, Rambabu, Pal, Manojit

“…•Sonochemical access to a particular polynuclear fused N-heteroarenes is reported.•The synthesis involved Pd/Cu and then Yb(III)-catalyzed reactions in a…”
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A rapid construction of 4(3H)-quinazolinone and related ring under ultrasound irradiation: In silico/in vitro studies of compounds synthesized by Ramarao, Sidda, Pothireddy, Mohanreddy, Venkateshwarlu, Rapolu, Moturu, Krishna Murthy VR, Siddaiah, Vidavalur, Kapavarapu, Ravikumar, Dandela, Rambabu, Pal, Manojit

“…•Iodine was effective for constructing 4(3H)-quinazolinone and related ring.•Aqueous media, mild conditions and rapid reaction are key points of this…”
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Iodine‐Promoted Cascade Redox Cyclization to Access 2‐Arylbenzothiazoles Using Elemental Sulfur by Chiranjeevi, Yakkanti, Gaware, Sujeet, Chatterjee, Rana, Solanke, Jayshree, Venkateshwarlu, Rapolu, Rao, L. Vaikunta, Simhachalam, Gorle, Dandela, Rambabu

“…ABSTRACT A straightforward and efficient method has been developed to access a variety of benzothiazole derivatives via cascade reductive annulation. Iodine…”
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Synthesis of 2,3-dihydroquinazolin-4(1H)-one derivatives as potential inhibitors of TNF-α by Dhananjaya, G., Venkateshwarlu, Rapolu, Madhubabu, M.V., Raghunadh, Akula, Murthy, V. Narayana, Reddy, S. Pulla, Anna, Venkateswara Rao, Kapavarapu, Ravikumar, Pal, Manojit

“…•2,3-Dihydroquinazolin-4(1H)-ones were explored as potential TNF-α inhibitors.•β-CD catalyzed reaction in pure water was used to synthesize these compounds.•At…”
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Wang-OSO3H catalyzed green synthesis of bioactive isoindolo[2,1-a]quinazoline-5,11‑dione derivatives: An unexpected observation by Dhananjaya, G, Venkateshwarlu, Rapolu, Dinne, Naresh Kumar Reddy, Kumar, Avula Mahesh, Mekala, Ramamohan, Anna, Venkateswara Rao, Kapavarapu, Ravikumar, Pal, Manojit

“…The sulphonic acid-functionalized Wang resin (Wang-OSO3H) was explored as a polymeric and recoverable acidic catalyst for the synthesis of…”
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Ultrasound assisted rapid synthesis of mefenamic acid based indole derivatives under ligand free Cu-catalysis: Their pharmacological evaluation by Venkateshwarlu, Rapolu, Nath Singh, Shambhu, Siddaiah, Vidavalur, Ramamohan, Hindupur, Dandela, Rambabu, Amirul Hossain, Kazi, Vijaya Babu, P., Pal, Manojit

“…[Display omitted] An improved and rapid synthesis of mefenamic acid based indole derivatives has been achieved via the ligand free Cu-catalyzed…”
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Iodine promoted synthesis of pyrido[2′,1′:2,3]imidazo[4,5-c]quinoline derivatives via oxidative decarboxylation of phenylacetic acid by Jinkala, Rajesh, K. B., Shiva Kumar, Rapolu, Venkateshwarlu, Satish P., Nikumbh, Jammula, Subba Rao, Vidavalur, Siddaiah, Hindupur, Ramamohan, Tadiparthi, Krishnaji, Raghunadh, Akula

“…An unprecedented and efficient molecular iodine promoted domino protocol for the synthesis of N polycyclic pyrido[2′,1′:2,3]imidazo[4,5-c]quinolines were…”
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A new facile synthesis of (2S,5S)-5-hydroxypipecolic acid hydrochloride by Mahesh Kumar, Avula, Venkateshwarlu, Rapolu, Tadiparthi, Krishnaji, Rao, B. Venkateswara, Kota Balaji, Shiva Kumar, Raghunadh, Akula, Singh, Shambhu Nath

“…A simple and efficient synthesis of (2S,5S)-5-Hydroxypipecolic acid hydrochloride is reported. The key features of the synthesis involve the asymmetric…”
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Base mediated spirocyclization of quinazoline: one-step synthesis of spiro-isoindolinone dihydroquinazolinones by Venkateshwarlu, Rapolu, Murthy, V. Narayana, Tadiparthi, Krishnaji, Nikumbh, Satish P, Jinkala, Rajesh, Siddaiah, Vidavalur, Madhu babu, M. V, Rama Mohan, Hindupur, Raghunadh, Akula

“…A novel approach for the spiro-isoindolinone dihydroquinazolinones has been demonstrated from 2-aminobenzamide and 2-cyanomethyl benzoate in the presence of…”
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Sonochemical Synthesis and In Silico Evaluation of Imidazo[1,2-a]Pyridine Derivatives as Potential Inhibitors of Sirtuins by Ramarao, Sidda, Pothireddy, Mohanreddy, Venkateshwarlu, Rapolu, Moturu, Krishna Murthy V. R., Siddaiah, Vidavalur, Kapavarapu, Ravikumar, Dandela, Rambabu, Pal, Manojit

“…Encouraged by the reported sirtuin modulating ability of an imidazopyridazine derivative the structurally relevant imidazo[1,2-a]pyridine framework was…”
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Ultrasound Assisted α‐Arylation of Ketones: A Rapid Access to Isoquinolinone Derivatives by Sangepu, Venkateswara Rao, Sharma, Deepika, Venkateshwarlu, Rapolu, Bhoomireddy, Rama Devi, Jain, Kirti Kumar, Dandela, Rambabu, Pal, Manojit

“…In the current study we have demonstrated the effectiveness of ultrasound, a source of green energy, in accessing various isoquinolin‐1(2H)‐one derivatives via…”
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Iodine Mediated Oxidative Cross-Coupling of Benzo[d]Imidazo[2,1-b]Thiazoles with Ethylbenzene: An Unprecedented Approach of C3-Dicarbonylation by Jinkala, Rajesh, Tadiparthi, Krishnaji, Raghunadh, Akula, Shiva Kumar, K. B., Venkateshwarlu, Rapolu, Siddaiah, Vidavalur, Ramamohan, Hindupur

“…A versatile approach of iodine mediated C3-dicarbonylation of benzo[d]imidazo[2,1-b]thiazoles (IBTs) with ethylbenzene has been reported. The reaction…”
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A New Facile Iodine‐Promoted One‐Pot Synthesis of Dihydroquinazolinone Compounds by Setikam, Praveen Kumar, Valavala, Narayana Murthy, Komanduri, Ravi Ganesh, Rapolu, Venkateshwarlu, Golagani, Srinivas Rao, Tadiparthi, Krishnaji, Akula, Raghunadh

“…A one‐pot iodine catalyzed reaction has been developed for the preparation of dihydroquinazolinones from isatoic anhydride, enaminones, and amines in modest to…”
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