Zobrazeno 1 - 10
of 25
pro vyhledávání: '"Kothapalli Haribabu"'
Publikováno v:
Journal of Pharmaceutical Analysis, Vol 5, Iss 2, Pp 130-136 (2015)
The fruits of Piper cubeba have been used in Ayurvedic system of medicine for pain, tastelessness, painful urination and mouth diseases. Among its various chemical constituents, (-)-hinokinin, a trypanosomicidal dibenzylbutyrolactone lignan, is found
Externí odkaz:
https://doaj.org/article/0aeb21e814bd44a28af56e5bbb2318b8
Autor:
Mohammad Abdul Sattar, Sthanikam Siva Prasad, Kothapalli Haribabu, Cirandur Suresh Reddy, Togapur Pavan Kumar
Publikováno v:
Tetrahedron: Asymmetry. 28:401-409
The oxytriazole catalyst “pyrrolidine-HOBt” developed for asymmetric Michael addition of cyclohexanone to nitroolefins is now evaluated for the asymmetric Michael addition of aldehydes to nitroolefins under similar reaction conditions. The result
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::2b35201a2b692996a89ea81b094d4a75
https://doi.org/10.1016/j.tetasy.2017.02.005
https://doi.org/10.1016/j.tetasy.2017.02.005
Autor:
Sthanikam Siva Prasad, Cirandur Suresh Reddy, Kothapalli Haribabu, Veerjala Naveen Kumar, Togapur Pavan Kumar
Publikováno v:
Tetrahedron: Asymmetry. 27:1133-1138
A new analogue of the proline derived organocatalyst ‘pyrrolidine-HOBt’ has been designed and synthesized from l -prolinol and hydroxybenzotriazole (HOBt) employing a simple reaction protocol. The catalyst was found to be effective in promoting t
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::71a1ae22b257dc59f55d455a334de304
https://doi.org/10.1016/j.tetasy.2016.08.006
https://doi.org/10.1016/j.tetasy.2016.08.006
Publikováno v:
Journal of Pharmaceutical Analysis, Vol 5, Iss 2, Pp 130-136 (2015)
Journal of Pharmaceutical Analysis
Journal of Pharmaceutical Analysis
The fruits of Piper cubeba have been used in Ayurvedic system of medicine for pain, tastelessness, painful urination and mouth diseases. Among its various chemical constituents, (-)-hinokinin, a trypanosomicidal dibenzylbutyrolactone lignan, is found
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::73e0ef630d2ea59ff3c6ffc74b22d418
http://www.sciencedirect.com/science/article/pii/S2095177914000094
http://www.sciencedirect.com/science/article/pii/S2095177914000094
Publikováno v:
Tetrahedron: Asymmetry. 25:1555-1560
A new class of proline based organocatalysts ‘pyrrolidine-oxyimides’ were designed and synthesized from l -proline and hydroxyimides by employing a simple reaction protocol. These catalysts were found to be efficient in promoting asymmetric Micha
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::fa3a50e5caabaa108876016a68a5ace2
https://doi.org/10.1016/j.tetasy.2014.10.014
https://doi.org/10.1016/j.tetasy.2014.10.014
Publikováno v:
Tetrahedron: Asymmetry. 25:1340-1345
New pyrrolidine catalysts based on a nucleoside and proline, AZT-prolinamides, were synthesized and successfully employed for the enantioselective direct aldol reaction of aldehydes with ketones. These catalysts proved to be effective in promoting th
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::2e7c3591274cebae9faebe08acefd34f
https://doi.org/10.1016/j.tetasy.2014.08.007
https://doi.org/10.1016/j.tetasy.2014.08.007
Publikováno v:
Tetrahedron: Asymmetry. 25:1129-1132
An efficient protocol for the asymmetric catalytic Michael additions of α,α-disubstituted aldehydes to nitroolefins with a pyrrolidine-pyrazole is described. The desired products γ-nitrocarbonyl compounds possessing an all-carbon quaternary center
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::401bd22b54f82e3d2634836988064fd4
https://doi.org/10.1016/j.tetasy.2014.06.009
https://doi.org/10.1016/j.tetasy.2014.06.009
Publikováno v:
Tetrahedron: Asymmetry. 25:457-461
A new prolinamide derivative phthalimido-prolinamide 1 was developed for organocatalytic enantioselective direct aldol reactions of various aldehydes with ketones. The catalytic protocol is effective with 15 mol % of catalyst under solvent free and a
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::66f730cec0881c509ab28ce0a9f52f89
https://doi.org/10.1016/j.tetasy.2014.01.008
https://doi.org/10.1016/j.tetasy.2014.01.008
Autor:
Prathama S. Mainkar, Chintakunta Praveen Kumar, Bharatam Jagadeesh, Kothapalli Haribabu, Togapur Pavan Kumar, Srivari Chandrasekhar, Jerripothula K. Lakshmi
Publikováno v:
RSC Adv.. 4:30325-30331
The syntheses of two novel peptidomimetic triazole-based organocatalysts that work for the asymmetric conjugate addition of cyclohexanone to nitroolefins are described. The catalysts worked with very low loading (0.5 mol%) in the absence of any addit
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::5a04144e1a80ab0d5157aabc5f85ad6e
https://doi.org/10.1039/c4ra04165h
https://doi.org/10.1039/c4ra04165h
Autor:
Kothapalli Haribabu, Bokka Ramesh, Katragadda Suresh Babu, Janaswamy Madhusudana Rao, M. Ajitha
Publikováno v:
Journal of Planar Chromatography – Modern TLC. 25:445-449
A simple and accurate high-performance thin-layer chromatographic (HPTLC) method has been established for the determination of bergenin in the roots and stem-bark powder of Mallotus phillippensis. It has been reported to have a wide array of biologic
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::cc9dd8b4e0e192dc0d12457d565f73fe
https://doi.org/10.1556/jpc.25.2012.5.10
https://doi.org/10.1556/jpc.25.2012.5.10