Подписаться
Ravi Sankar Ampapathi, Ph.D.,
Ravi Sankar Ampapathi, Ph.D.,
Professor (AcSIR, New Delhi); Sr. Principal Scientist, In-charge NMR Facility, CSIR-CDRI
Подтвержден адрес электронной почты в домене cdri.res.in - Главная страница
Название
Процитировано
Процитировано
Год
Robust mixed 10/12 helices promoted by “alternating chirality” in a new family of C-linked carbo-β-peptides
GVM Sharma, KR Reddy, PR Krishna, AR Sankar, K Narsimulu, ...
Journal of the American Chemical Society 125 (45), 13670-13671, 2003
1132003
A Left‐Handed 9‐Helix in γ‐Peptides: Synthesis and Conformational Studies of Oligomers with Dipeptide Repeats of C‐Linked Carbo‐γ4‐amino Acids and γ …
GVM Sharma, P Jayaprakash, K Narsimulu, A Ravi Sankar, ...
Angewandte Chemie International Edition 45 (18), 2944-2947, 2006
692006
Left‐Handed Helical Twists in “Mixed β‐Peptides” Derived From Alternating C‐Linked Carbo‐β3‐Amino Acids and β‐hGly Units
GVM Sharma, KR Reddy, PR Krishna, AR Sankar, P Jayaprakash, ...
Angewandte Chemie 116 (30), 4051-4055, 2004
662004
Diversity oriented synthesis of pyran based polyfunctional stereogenic macrocyles and their conformational studies
A Ajay, S Sharma, MP Gupt, V Bajpai, Hamidullah, B Kumar, MP Kaushik, ...
Organic letters 14 (17), 4306-4309, 2012
562012
Order–disorder–order transitions mediate the activation of cholera toxin
RS Ampapathi, AL Creath, DI Lou, JW Craft Jr, SR Blanke, GB Legge
Journal of molecular biology 377 (3), 748-760, 2008
552008
Total Synthesis of Reported Structure of Baulamycin A and Its Congeners
RKG Sandip Guchhait, Shamba Chatterjee, Ravi Sankar Ampapathi
The Journal of Organic Chemistry, 2017
49*2017
Towards the synthesis of (+)-discodermolide
JS Yadav, S Abraham, MM Reddy, G Sabitha, AR Sankar, AC Kunwar
Tetrahedron Letters 42 (28), 4713-4716, 2001
482001
Synthesis and structural studies of oligomers of 6-amino-2, 5-anhydro-6-deoxy-D-mannonic acid
TK Chakraborty, S Jayaprakash, P Srinivasu, MG Chary, PV Diwan, ...
Tetrahedron Letters 41 (42), 8167-8171, 2000
442000
Metal‐Free Decarboxylative Cyclization/Ring Expansion: Construction of Five‐, Six‐, and Seven‐Membered Heterocycles from 2‐Alkynyl Benzaldehydes and Cyclic Amino Acids
S Samala, G Singh, R Kumar, RS Ampapathi, B Kundu
Angewandte Chemie 127 (33), 9700-9703, 2015
422015
Stereoselective synthesis of octahydro-3bH-[1, 3] dioxolo [4 ″, 5 ″: 4′, 5′] furo [2′, 3′: 5, 6] pyrano [4, 3-b] quinolines via intramolecular hetero-Diels–Alder …
G Sabitha, EV Reddy, JS Yadav, KVSR Krishna, AR Sankar
Tetrahedron Letters 43 (22), 4029-4032, 2002
392002
Furanoid sugar amino acid based peptidomimetics: well-defined solution conformations to gel-like structures
TK Chakraborty, S Jayaprakash, P Srinivasu, SS Madhavendra, ...
Tetrahedron 58 (14), 2853-2859, 2002
392002
One‐Pot Synthesis of Highly Fluorescent Pyrido[1,2‐a]indole Derivatives through CH/NH Activation: Photophysical Investigations and Application in Cell Imaging
S Samala, P Pallavi, R Kumar, RK Arigela, G Singh, RS Ampapathi, ...
Chemistry–A European Journal 20 (44), 14344-14350, 2014
372014
Sugar‐Modified Foldamers as Conformationally Defined and Biologically Distinct Glycopeptide Mimics
A Siriwardena, KK Pulukuri, PS Kandiyal, S Roy, O Bande, S Ghosh, ...
Angewandte Chemie International Edition 52 (39), 10221-10226, 2013
322013
De Novo Design and Synthesis of Helix–Turn–Helix Structure from Short and Robust Mixed Helices Derived from C‐Linked Carbo‐β‐Amino Acids
GVM Sharma, V Subash, K Narsimulu, AR Sankar, AC Kunwar
Angewandte Chemie 118 (48), 8387-8390, 2006
322006
Copper (II)/Tin (II) reagent for allylation, propargylation, alkylation, and benzylation of disulfides and elemental sulfur: new insight into the “Copper Effect”
P Sinha, A Kundu, S Roy, S Prabhakar, M Vairamani, AR Sankar, ...
Organometallics 20 (1), 157-162, 2001
312001
Tetrahydrofuran amino acid-containing gramicidin S analogues with improved biological profiles
S Pal, G Singh, S Singh, JK Tripathi, JK Ghosh, S Sinha, RS Ampapathi, ...
Organic & Biomolecular Chemistry 13 (24), 6789-6802, 2015
262015
A prebiotic, short-chain fructo-oligosaccharides promotes peak bone mass and maintains bone mass in ovariectomized rats by an osteogenic mechanism
K Porwal, S Pal, C Kulkarni, P Singh, S Sharma, P Singh, G Prajapati, ...
Biomedicine & Pharmacotherapy 129, 110448, 2020
242020
Robust Turn Structures in α3β Cyclic Tetrapeptides Induced and Controlled by Carbo-β3 Amino Acid
A Sharma, S Sharma, RP Tripathi, RS Ampapathi
The Journal of organic chemistry 77 (4), 2001-2007, 2012
232012
Furan-Based Locked Z-Vinylogous γ-Amino Acid Stabilizing Protein α-Turn in Water-Soluble Cyclic α3γ Tetrapeptides
Y Krishna, S Sharma, RS Ampapathi, D Koley
Organic letters 16 (8), 2084-2087, 2014
202014
Stereoselective construction of quaternary chiral centers using Ti (III)-mediated opening of 2, 3-epoxy alcohols: studies directed toward the synthesis of penifulvins
TK Chakraborty, AK Chattopadhyay, R Samanta, RS Ampapathi
Tetrahedron Letters 51 (33), 4425-4428, 2010
202010
В данный момент система не может выполнить эту операцию. Повторите попытку позднее.
Статьи 1–20