Search Results - "Kattamuri, Padmanabha V"

Arylboronic Acid-Catalyzed C‑Allylation of Unprotected Oximes: Total Synthesis of N‑Me-Euphococcine by Siitonen, Juha H, Kattamuri, Padmanabha V, Yousufuddin, Muhammed, Kürti, László

“…O-Unprotected keto- and aldoximes are readily C-allylated with allyl diisopropyl boronate in the presence of arylboronic acid catalysts to yield highly…”
Get full text

Hydrogenation of Alkenes via Cooperative Hydrogen Atom Transfer by Kattamuri, Padmanabha V, West, Julian G

“…Radical hydrogenation via hydrogen atom transfer (HAT) to alkenes is an increasingly important transformation for the formation of thermodynamic alkane…”
Get full text

Enantioselective Catalytic Allylation of Acyclic Ketiminoesters: Synthesis of α‑Fully-Substituted Amino Esters by Bhakta, Urmibhusan, Kattamuri, Padmanabha V, Siitonen, Juha H, Alemany, Lawrence B, Kürti, László

“…We report the first direct catalytic enantioselective allylation of acyclic α-ketiminoesters to afford α-allyl-α-aryl and α-allyl-α-trifluoromethyl amino…”
Get full text

Aza-Quasi-Favorskii Reaction: Construction of Highly Substituted Aziridines through a Concerted Multibond Rearrangement Process by Kattamuri, Padmanabha V., Zhao, Jidong, Das, Tamal Kanti, Siitonen, Juha H., Morgan, Nathan, Ess, Daniel H., Kürti, László

“…A new molecular rearrangement, the aza-Quasi-Favorskii rearrangement, has been developed for the construction of highly substituted aziridines…”
Get full text

Practical Singly and Doubly Electrophilic Aminating Agents: A New, More Sustainable Platform for Carbon–Nitrogen Bond Formation by Kattamuri, Padmanabha V, Yin, Jun, Siriwongsup, Surached, Kwon, Doo-Hyun, Ess, Daniel H, Li, Qun, Li, Guigen, Yousufuddin, Muhammed, Richardson, Paul F, Sutton, Scott C, Kürti, László

“…Given the importance of amines in a large number of biologically active natural products, active pharmaceutical ingredients, agro­chemicals, and functional…”
Get full text

Fe/Thiol Cooperative Hydrogen Atom Transfer Olefin Hydrogenation: Mechanistic Insights That Inform Enantioselective Catalysis by Buzsaki, Sarah R., Mason, Savannah M., Kattamuri, Padmanabha V., Serviano, Juan M. I., Rodriguez, Dinora N., Wilson, Conner V., Hood, Drew M., Ellefsen, Jonathan D., Lu, Yen-Chu, Kan, Jolie, West, Julian G., Miller, Scott J., Holland, Patrick L.

“…Asymmetric hydrogenation of activated olefins using transition metal catalysis is a powerful tool for the synthesis of complex molecules, but traditional metal…”
Get full text

Chiral N-phosphonyl imine chemistry: asymmetric additions of glycine enolate to diphenyl diamine-based phosphonyl imines by Ai, Teng, Pindi, Suresh, Kattamuri, Padmanabha V., Li, GuiGen

“…Diphenyl diamine-based phosphonyl imines attached by the N -isopropyl group in the auxiliary have been synthesized in good yields under convenient reaction…”
Get full text

Asymmetric catalytic Mannich-type reaction of hydrazones with difluoroenoxysilanes using imidazoline-anchored phosphine ligand-zinc(II) complexes by Yuan, Zhiliang, Mei, Liangyong, Wei, Yin, Shi, Min, Kattamuri, Padmanabha V, McDowell, Patrick, Li, Guigen

“…Asymmetric Mannich-type reaction of hydrazones with difluoroenoxysilanes using chiral zinc(II)-imidazoline-phosphine complexes as catalysts have been…”
Get more information

Synthesis of Structurally Diverse 3‑, 4‑, 5‑, and 6‑Membered Heterocycles from Diisopropyl Iminomalonates and Soft C‑Nucleophiles by Kattamuri, Padmanabha V, Bhakta, Urmibhusan, Siriwongsup, Surached, Kwon, Doo-Hyun, Alemany, Lawrence B, Yousufuddin, Muhammed, Ess, Daniel H, Kürti, László

“…Herein, we present a general synthetic strategy for the preparation of 3-, 4-, 5-, and 6-membered heterocyclic unnatural amino acid derivatives by exploiting…”
Get full text

Approach to Vicinal t‑Boc-amino Dibromides via Catalytic Aminobromination of Nitrostyrenes without Using Chromatography and Recrystallization by Sun, Hao, Han, Jianlin, Kattamuri, Padmanabha V, Pan, Yi, Li, Guigen

“…A 1.0 mol % amount of K3PO4·3H2O was found to catalyze aminohalogenation reaction of nitrostyrenes with N,N-dibromo-tert-butylcarbamate (t-Boc-NBr2) in a…”
Get full text

Correction to “Practical Singly and Doubly Electrophilic Aminating Agents: A New, More Sustainable Platform for Carbon–Nitrogen Bond Formation” by Kattamuri, Padmanabha V, Yin, Jun, Siriwongsup, Surached, Kwon, Doo-Hyun, Ess, Daniel H, Li, Qun, Li, Guigen, Yousufuddin, Muhammed, Richardson, Paul F, Sutton, Scott C, Kürti, László

Get full text

N,N-DIIsopropyl-N-phosphonyl imines lead to efficient asymmetric synthesis of aziridine-2-carboxylic esters by Kattamuri, Padmanabha V, Xiong, Yiwen, Pan, Yi, Li, Guigen

“…Highly diastereoselective asymmetric synthesis of chiral aziridine-2-carboxylic esters is reported for 20 examples with good yields (51-87%) and excellent…”
Get more information

Asymmetric Synthesis of α-Amino-1,3-dithianes via Chiral N-Phosphonyl Imine-Based Umpolung Reaction Without Using Chromatography and Recrystallization by Kattamuri, Padmanabha V, Ai, Teng, Pindi, Suresh, Sun, Yinwei, Gu, Peng, Shi, Min, Li, Guigen

“…A series of α-amino-1,3-dithianes have been synthesized via the asymmetric Umpolung reaction of 2-lithio-1,3-dithianes with chiral N-phosphonyl imines in good…”
Get full text

Asymmetric synthesis of novel N-(1-phenyl-2,3-dihydroxypropyl)arachidonylamides and evaluation of their anti-inflammatory activity by Kattamuri, Padmanabha V., Salmonsen, Rebecca, McQuain, Catherine, Burstein, Sumner, Sun, Hao, Li, Guigen

“…To design and synthesize novel N-(1-phenyl-2,3-dihydroxypropyl)arachidonylamides and evaluate their analgesic and anti-inflammatory potential. The murine…”
Get full text

Aza-Quasi-Favorskii Reaction: Construction of Highly Substituted Aziridines through a Concerted Multi-bond Rearrangement Process by Kattamuri, Padmanabha V., Zhao, Jidong, Das, Tamal Kanti, Siitonen, Juha H., Morgan, Nathan, Ess, Daniel H., Kürti, László

“…A new molecular rearrangement, the aza -Quasi-Favorskii rearrangement, has been developed for the construction of highly-substituted aziridines. Electron…”
Get full text

Asymmetric Synthesis of α-Amino 1,3-Dithianes via Chiral N-Phosphonyl Imine-based Umpolung Reaction by Kattamuri, Padmanabha V., Ai, Teng, Pindi, Suresh, Sun, Yinwei, Gu, Peng, Shi, Min, Li, Guigen

“…A series of α-amino-1,3-dithianes have been synthesized via the asymmetric Umpolung reaction of 2-lithio-1,3-dithianes with chiral N -phosphonyl imines in good…”
Get full text