Journal Articles 2016-Present
(250) TiF4-mediated, one-pot, reductive amination of carboxylic acids with borane-ammonia
Snyder, M. J.; Alawaed, A. A.; Li, C.; Pacentine, S.; Hamann, H. J.; and Ramachandran, P. V.RSC Advances, 2024, Accepted
(249) Stoichiometry Dependence in the Consecutive, Competing Reduction, Halogenation, or Deoxygenation of Aryl Carbonyls
Ramachandran, P. V.; Hamann, H. J.; Alawaed, A. A. J. Org.Chem., 2024, Accepted
(248) Synthesis of Borane-Ammonia and its Application in the Titanium Tetrachloride Catalyzed Reduction of Carboxylic Acids, Including N-Protected Amino Acids
Ramachandran, P. V.; Hamann, H. J.; Alawaed, A. A. Org. Synth., 2024, Accepted
(247) Titanium tetrafluoride catalysis for the dehydrative conversion of diphenylmethanols to symmetric and unsymmetric ethers
Singh, A. G., Alawaed, A. A., and Ramachandran, P. V. RSC Advances, 2024, 14, 24236-24239
DOI: 10.1039/D4RA04712E
(246) Potassium hexafluorotitanate as a catalytic activator for direct amidation of carboxylic acids
Singh, A. G. and Ramachandran, P. V. Journal of Fluorine Chemistry, 2024, 278, 110328
DOI: 10.1016/j.jfluchem.2024.110328
(245) Aryl carbonyls and carbinols as proelectrophiles for Friedel-Crafts benzylation and alkylation
Ramachandran, P. V., Randy Lin, R., Alawaed, A. A., and Hamann, H.J. RSC Advances, 2024, 14, 15554-15559
DOI: 10.1039/D4RA02213K
(244) Synthesis and Energetic Characterization of Borane-Amines on High-Nitrogen Heterocycles
Lin, R., Scherschel, N. F., Zeller, M., Hamlin, S .G., Snyder, M., Son, S., Ramachandran, P. V., Piercey, D. G., ACS Omega, 2024, 9(12), 14241–14248
DOI: 10.1021/acsomega.3c09934
(243) TiF4-catalyzed direct amidation of carboxylic acids and amino acids with amines
Alawaed, A. A., Ramachandran, P. V., Org. Biomol. Chem., 2024, 22, 1915-1919
DOI: 10.1039/D3OB01943H
(242) Reactive, Gallium–Aluminum Composite Nanoparticles for Application in Energetics
Hamann, H. J., Örnek, M., Wu, C-C., Walck, S. D., Son, S. F., and Ramachandran, P.V., ACS Appl. Nano Mater., 2024, 7(4), 3580–3588
DOI: 10.1021/acsanm.3c04455
(241) Borane-Pyridine: An Efficient Catalyst for Direct Amidation
Ramachandran, P. V., Singh, A., Walker, H., Hamann, H. J.Molecules, 2024, 29(1), 268
DOI: 10.3390/molecules29010268
(240) One-pot, tandem reductive amination/alkylation-cycloamidation for lactam synthesis from keto- or amino acids
Ramachandran, P. V., Choudhary, S., J. Org. Chem., 2023, 88(22), 15956–15963
DOI: 10.1021/acs.joc.3c01126
(239) Catalyst- and Stoichiometry-Dependent Deoxygenative Reduction of Esters to Ethers or Alcohols with Borane–Ammonia
Ramachandran, P. V., Alawaed, A. A., Hamann, H. J., Org. Lett, 2023, 25(37), 6902–6906
DOI: 10.1021/acs.orglett.3c02643
(238) Interconnected Sn@SnO2 Nanoparticles as an Anode Material for Lithium-Ion Batteries
Rodriguez, J. R., Hamann, H. J., Mitchell, G. M., Ortalan, V., Gribble, D., Xiong, B., Pol, V. G., and Ramachandran, P. V., ACS Appl. Nano Mater., 2023, 6(13), 11070–11076
DOI: 10.1021/acsanm.3c00854
(237) Balancing Lewis Acidity and Carbocation Stability for the Selective Deoxyhalogenation of Aryl Carbonyls and Carbinols
Ramachandran, P. V., Alawaed, A. A., Hamann, H. J., Org. Lett, 2023, 25(25), 4650–4655
DOI: 10.1021/acs.orglett.3c01462
(236) Alkylthialactonization: A novel protocol for access to either diastereoisomer of α-(thiomethyl)-γ-butyrolactones
Nicponski, D.R., Ramachandran, P. V., Tetrahedron Lett., 2023, 124(11), 154605
DOI: 10.1016/j.tetlet.2023.154605
(235) Titanium-Mediated Reduction of Carboxamides to Amines with Borane–Ammonia
Ramachandran, P. V., Alawaed, A. A., Molecules, 2023, 28(12), 4575
DOI: 10.3390/molecules28124575
(234) Dehydroborylation of Terminal Alkynes Using Lithium Aminoborohydrides
Ramachandran, P. V., Hamann, H. J., Molecules, 2023, 28(8), 3433
DOI: 10.3390/molecules2808343
(233) Scalable, Green Synthesis of Heteroaromatic Amine-boranes
Ramachandran, P. V., Hamann, Henry J., Lin, Randy, Singh, Aman, Org. Process Res. Dev., 2023, 27(4), 775–783
DOI: 10.1021/acs.oprd.3c00031
(232) Room Temperature Reduction of Titanium Tetrachloride-Activated Nitriles to Primary Amines with Ammonia-Borane
Ramachandran, P. V., Alawaed, A. A., Molecules, 2023, 28(1), 60
DOI: 10.3390/molecules28010060
(231) A Safer Reduction of Carboxylic Acids with Titanium Catalysis
Ramachandran, P. V., Alawaed, A. A., Hamann, H. J., Org. Lett., 2022, 24(46), 8481–8486
DOI: 10.1021/acs.orglett.2c03326
(230) Monotrifluoroacetoxyborane-amines: chemoselective reagents for challenging reductive aminations
Ramachandran, P. V., Choudhary, S., Chem. Comm., 2022, 58, 11859-11862
DOI: 10.1039/D2CC04173A
(229) TiCl4-Catalyzed Hydroboration of Ketones with Ammonia Borane
Ramachandran, P. V., Alawaed, A. A., Hamann, H. J., J. Org. Chem., 2022, 87(19), 13259–13269
DOI: 10.1021/acs.joc.2c01744
(228) Aminoboranes via Tandem Iodination/Dehydroiodination for One-Pot Borylation
Ramachandran, P. V., Hamann, H. J., Mishra, Sukriti, ACS Omega., 2022, 7(16), 14377–14389
DOI: 10.1021/acsomega.2c01461
(227) Activation of sodium borohydride via carbonyl reduction for the synthesis of amine- and phosphine-boranes
Ramachandran, P. V., Hamann, H. J., Lin, Randy, Dalton Trans., 2021, 23(8), 2938-2942
DOI: 10.1039/D1DT03495B
(226) Ammonia-borane as a Catalyst for the Direct Amidation of Carboxylic Acids
Ramachandran, P. V., Hamann, H. J.,Org. Lett., 2021, 23(8), 2938-2942
DOI: 10.1021/acs.orglett.1c00591
(225) Experimental study of factors affecting hypergolic ignition of ammonia borane
Clements, K. A.; Baier, M. J.; Ramachandran, P. V.; Son, S. F.,
J. Propuls. Power, 2021, 37(2), 202-210
DOI: 10.2514/1.B37976
(224) Trimethyl Borate-Catalyzed, Solvent-Free Reductive Amination
Ramachandran, P. V., Choudhary, S.; Singh, A.,
J. Org. Chem., 2021, 86(5), 4274–4280
DOI: 10.1021/acs.joc.0c02143
(223) Amine-boranes as Dual-Purpose Reagents for Direct Amidation of Carboxylic Acids
Ramachandran, P. V., Hamann, H. J.; Choudhary, S.,Org. Lett., 2020, 22(21), 8593–8597
DOI: 10.1021/acs.orglett.0c03184
(222) β,γ-Diaryl α-methylene-γ-butyrolactones as potent antibacterials against methicillin-resistant Staphylococcus aureus
Hamann, H. J.; Abutaleb, N. S.; Pal, R.; Seleem, M. N.; Ramachandran, P. V., Bioorganic Chemistry, 2020, 104, 104183
DOI: 10.1016/j.bioorg.2020.104183
(221) Irreversible aldolization of ketones with bisdicyclohexylboron enediolates
Ramachandran, P. V.; Otoo, B., Tetrahedron Lett., 2019,
60(47)
DOI: 10.1016/j.tetlet.2019.151102
(220) Three-Dimensional Anitmony Nanochains for Lithium-ion Storage
Rodriguez, J.; Hamann, H. J.; Mitchell, G.; Ortalan, V.; Pol, V.; Ramachandran, P. V. ACS Appl. Nano Mater., 2019, 2(9), 5351-5355.
DOI: 10.1021/acsanm.9b01316
(219) Catecholborane. Second Update
Ramachandran, P. V., Encycl. Reagents Org. Synth.,,Fuch, P. L.; Molander, G. A.; Knochel, P. Eds. John Wiley & Sons, Ltd. Chichester., Online Publication: 2019.
DOI: 10.1002/047084289X.rc032.pub3
(218) An Experimental Study of Factors Affecting Hypergolic Ignition of Ammonia Borane
Clements, K. A.; Baier, M. J.; Ramachandran, P. V.; Son, S. F., 55th AIAA/ASME/SAE/ASEE
Joint Propulsion Conference, August 19-22, 2019, Indianapolis, IN.
(217) Structure-Hypergolicity Relationships of Amines and Amine-Boranes with Nitrogen Tetroxide and Nitric Acid
Kamperschroer, L.M., Drolet, M.P., Ramachandran, P.V., and Pourpoint, T.L., JANNAF Journal of Propulsion and Energetics, 2019, 10, 0000.
(216) Characterization of the Hypergolic Ignition Delay of Ammonia Borane
Baier, M. J.; Ramachandran, P. V.; Son, S. F. Journal of Propulsion and Power, 2019, 35, 182-189.
DOI: 10.2514/1.B37075
(215) Pyridine-Boranes as High-Density Green Hypergolic Fuel Alternatives.
L. M.; Drolet, M. P.; Ramachandran, P. V.; Pourpoint, T. L. JANNAF Journal of Propulsion and Energetics, 2018, 9, 97-108.
(214) Structure Hypergolicity Studies of Amines and Amine-boranes with NTO
Kamperschroer, L. M.; Drolet, M. P.; Ramachandran, P. V.; Pourpoint, T. L. Joint Army-Navy-NASA-Air Force (JANNAF) meeting and the 65th JANNAF Propulsion Meeting (JPM), Long Beach, CA, May 2018.
(213) Direct, high-yielding, one-step synthesis of vic-diols from aryl alkynes
Ramachandran, P. V.; Drolet, M. P., Tetrahedron Letters, 2018, 59(11), 967-970.
DOI: 10.1016/j.tetlet.2018.01.041
(212) Water-promoted, open-flask synthesis of amine boranes: 2-methlpyridine-borane (2-picoline-borane)
Ramachandran, P. V.; Kulkarni, A. S., Organic Syntheses, 2017, 94, 332-345.
DOI: 10.15227/orgsyn.094.0332
(211) Water-promoted, Safe and Scalable Preparation of Ammonia Borane
Ramachandran, P. V.; Kulkarni, A. S., Int. J. Hydrogen Energy, 2017, 42(2), 1451-1455.
DOI: 10.1016/j.ijhydene.2016.06.231
(210) Lithium Triethylborohydride
Kulkarni, A. S.; Ramachandran, P. V., Encycl. Reagents Org. Synth., Fuch, P. L.; Molander, G. A.; Knochel, P.
Eds. John Wiley & Sons, Ltd., Chichester, Online Publication: 13 March 2018.
DOI: 10.1002/047084289X.rl148.pub2
(209) A Non-Dissociative Open-Flask Hydroboration with Ammonia Borane: Ready Synthesis of Ammonia-Trialkylboranes and Aminodialkylboranes
Ramachandran, P. V.; Drolet, M. P.; Kulkarni, A. S., Chem. Commun. 2016, 52(80), 11897-11900.
DOI: 10.1039/C6CC06151F
(208) Amine-Boranes Bearing Borane-Incompatible Functionalities: Application to Selective Amine Protection and Surface Functionalization
Ramachandran, P. V.; Kulkarni, A. S.; Zhao, Y.; Mei, J., Chem. Commun. 2016, 52, 11885-11888
DOI: 10.1039/c6cc06031e
(207) Solid Amine-boranes as High Performance and Hypergolic Hybrid Rocket Fuels
Pfeil, M.; Kulkarni, A. S.; Ramachandran, P. V.; Son, S.; Heister, S.;Journal of Propulsion and Power, 2016, 32, 23-31.
DOI: 10.2514/1.B35591
(206) Preparation of Potassium Fluoroorganotrifluoroborates under Non-etching Conditions via a Li-K Exchange
Ramachandran, P. V.; Mitsuhashi, W., J. Fluorine Chem. 2016, 190, 7-11.
DOI: 10.1016/j.jfluchem.2016.07.023
(205) The Role of Ammonia in Promoting Ammonia Borane Synthesis
Ramachandran, P. V.; Kulkarni, A. S., Dalton Trans. 2016, 45(41), 16433.
DOI: 10.1039/C6DT02925F