Search Results - "Ramachandran, P"

One-Pot, Tandem Reductive Amination/Alkylation–Cycloamidation for Lactam Synthesis from Keto or Amino Acids by Ramachandran, P. Veeraraghavan, Choudhary, Shivani

“…Monotrifluoroacetoxyborane-amines, prepared by treating borane-amines with trifluoroacetic acid, have been shown to be efficient reagents for a one-pot, tandem…”
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Ammonia-borane as a Catalyst for the Direct Amidation of Carboxylic Acids by Ramachandran, P. Veeraraghavan, Hamann, Henry J

“…Ammonia-borane serves as an efficient substoichiometric (10%) precatalyst for the direct amidation of both aromatic and aliphatic carboxylic acids. In situ…”
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Trimethyl Borate-Catalyzed, Solvent-Free Reductive Amination by Ramachandran, P. Veeraraghavan, Choudhary, Shivani, Singh, Aman

“…Solvent-free reductive amination of aldehydes and ketones with aliphatic and aromatic amines in high-to-excellent yields has been achieved with…”
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Comparative Human Salivary and Plasma Proteomes by Loo, J.A., Yan, W., Ramachandran, P., Wong, D.T.

“…The protein compositions, or the proteomes, found in human salivary and plasma fluids are compared. From recent experimental work by many laboratories, a…”
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Amine-boranes as Dual-Purpose Reagents for Direct Amidation of Carboxylic Acids by Ramachandran, P. Veeraraghavan, Hamann, Henry J, Choudhary, Shivani

“…Amine-boranes serve as dual-purpose reagents for direct amidation, activating aliphatic and aromatic carboxylic acids and, subsequently, delivering amines to…”
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Titanium-Mediated Reduction of Carboxamides to Amines with Borane-Ammonia by Ramachandran, P Veeraraghavan, Alawaed, Abdulkhaliq A, Singh, Aman

“…In this study, the successful titanium tetrachloride-catalyzed reduction of aldehydes, ketones, carboxylic acids, and nitriles with borane-ammonia was extended…”
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Preparation of Ammonia Borane in High Yield and Purity, Methanolysis, and Regeneration by Ramachandran, P. Veeraraghavan, Gagare, Pravin D

“…Ammonia borane (AB) is emerging as a promising solid hydrogen carrier, particularly for power generation in portable devices that employ proton-exchange…”
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A Safer Reduction of Carboxylic Acids with Titanium Catalysis by Ramachandran, P. Veeraraghavan, Alawaed, Abdulkhaliq A., Hamann, Henry J.

“…Ammonia-borane, shown previously to react with carboxylic acids under reflux to form primary amides, reduces acids to alcohols at room temperature in the…”
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Room Temperature Reduction of Titanium Tetrachloride-Activated Nitriles to Primary Amines with Ammonia-Borane by Ramachandran, P Veeraraghavan, Alawaed, Abdulkhaliq A

“…The reduction of a variety of aromatic and aliphatic nitriles, activated by a molar equivalent of titanium tetrachloride, has been achieved at room temperature…”
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Female ageing affects the DNA repair capacity of oocytes in IVF using a controlled model of sperm DNA damage in mice by Horta, F, Catt, S, Ramachandran, P, Vollenhoven, B, Temple-Smith, P

“…Abstract STUDY QUESTION Does female ageing have a negative effect on the DNA repair capacity of oocytes fertilised by spermatozoa with controlled levels of DNA…”
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TiCl4‑Catalyzed Hydroboration of Ketones with Ammonia Borane by Ramachandran, P. Veeraraghavan, Alawaed, Abdulkhaliq A., Hamann, Henry J.

“…Investigation of a variety of Lewis acids for the hydroboration-hydrolysis (reduction) of ketones with amine-boranes has revealed that catalytic (10 mol %)…”
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Liver fibrosis: a bidirectional model of fibrogenesis and resolution by RAMACHANDRAN, P, IREDALE, J. P

“…Liver fibrosis is the generic response to chronic injury of varying aetiologies. A number of common mechanisms link this response to the pathogenesis of…”
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Dehydroborylation of Terminal Alkynes Using Lithium Aminoborohydrides by Ramachandran, P Veeraraghavan, Hamann, Henry J

“…Dehydrogenative borylation of terminal alkynes has recently emerged as an atom-economical one-step alternative to traditional alkyne borylation methodologies…”
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Catalyst- and Stoichiometry-Dependent Deoxygenative Reduction of Esters to Ethers or Alcohols with Borane–Ammonia by Ramachandran, P. Veeraraghavan, Alawaed, Abdulkhaliq A., Hamann, Henry J.

“…A facile and selective room temperature deoxygenation of both aromatic and aliphatic carboxylic esters to ethers has been achieved by regulating the…”
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Borane-Pyridine: An Efficient Catalyst for Direct Amidation by Ramachandran, P Veeraraghavan, Singh, Aman, Walker, Harry, Hamann, Henry J

“…Borane-pyridine acts as an efficient (5 mol%) liquid catalyst, providing improved solubility for the direct amidation of a wide range of aromatic and aliphatic…”
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Balancing Lewis Acidity and Carbocation Stability for the Selective Deoxyhalogenation of Aryl Carbonyls and Carbinols by Ramachandran, P. Veeraraghavan, Alawaed, Abdulkhaliq A., Hamann, Henry J.

“…Deoxyhalogenation of aryl aldehydes, ketones, carboxylic acids, and esters has been achieved utilizing an appropriate metal halide Lewis acid acting as a…”
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Titanium tetrafluoride catalysis for the dehydrative conversion of diphenylmethanols to symmetric and unsymmetric ethers by Singh, Aman G, Alawaed, Abdulkhaliq A, Ramachandran, P Veeraraghavan

“…In contrast to the conversion of diphenylmethanol to the corresponding halides with an equivalent of titanium tetrachloride or -bromide, catalytic (50 mol%)…”
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Aryl carbonyls and carbinols as proelectrophiles for Friedel-Crafts benzylation and alkylation by Ramachandran, P. Veeraraghavan, Lin, Randy, Alawaed, Abdulkhaliq A, Hamann, Henry J

“…Friedel-Crafts benzylation/alkylation using benzylic, tertiary, and homobenzylic alcohols; aryl aldehydes, aryl ketones, and the highly challenging aryl…”
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Role of Tim4 in the regulation of ABCA1+ adipose tissue macrophages and post-prandial cholesterol levels by Magalhaes, M. S., Smith, P., Portman, J. R., Jackson-Jones, L. H., Bain, C. C., Ramachandran, P., Michailidou, Z., Stimson, R. H., Dweck, M. R., Denby, L., Henderson, N. C., Jenkins, S. J., Bénézech, C.

“…Dyslipidemia is a main driver of cardiovascular diseases. The ability of macrophages to scavenge excess lipids implicate them as mediators in this process and…”
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TiF4-mediated, one-pot, reductive amination of carboxylic acids with borane–ammonia by Snyder, Madison J, Alawaed, Abdulkhaliq A, Li, Chunge, Pacentine, Samantha, Hamann, Henry J, P Veeraraghavan Ramachandran

“…A facile one-pot, two-step, reductive alkylation of amines with carboxylic acids has been achieved with BH3–NH3 as an air- and moisture-stable reductant in the…”
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