LIST OF SCIENTIFIC PUBLICATIONS – 2000-PRESENT PROFESSOR RICHARD A. BARTSCH 274. "Synthesis and Conformational Studies of an Asymmetrical Dibenzo-16-crown-5 Carboxylic Acid," J. S. Kim, R. A. Bartsch and V. Ramesh, J. Incl. Phenom. Macrocycl. Chem., 2000, 36, 287-299. 275. "Metal Ion Complexation by Acyclic Polyethers with Lipophilic Amide, Thioamide and Amine End Groups," J. S. Kim, M. H. Cho, J. H. Cho, J. H. Lee, R. A. Bartsch, Y. I. Lee and I. H. Kim, Talanta, 2000, 51, 99-105. 276. "Solution Structures of Alkali Metal sym-(R)dibenzo-14-crown-4-oxyacetates," V. S. Talanov, D. W. Purkiss and R. A. Bartsch, J. Chem. Soc., Perkin Trans. 2, 2000, 749755. 277. "Americium Separations from High Salt Solutions," M. E. Barr, G. D. Jarvinen, L. D. Schulte, P. C. Stark, R. M. Chamberlin, K. D. Abney, R. E. Ricketts, Y. E. Valdez and R. A. Bartsch, Los Alamos National Laboratory Report LA-13676-MS, March 2000. 278. "Macrocyclic Ligands with Partially Fluorinated Sidearms: Synthesis and Metal Ion Complexation," S. Elshani, E. Kobzar and R. A. Bartsch, Tetrahedron, 2000, 56, 3291-3301. 279. "A Dibenzo-16-crown-5 Fluoroionophore for Selective Emission Ratio Sensing of Na+ in Basic Aqueous Dioxane Solution," T. Hayashita, S. Taniguchi, Y. Tanamura, T. Uchida, S. Nishizawa, N. Teramae, Y. S. Jin, J. C. Lee and R. A. Bartsch, J. Chem. Soc., Perkin Trans. 2, 2000, 1003-1006. 280. "Molecular Design of Lipophilic Disalicylic Acid Compounds with Varying Spacers for Selective Lead(II) Extraction," T. Hayashita, T. Higuchi, H. Sawano, A. P. Marchand, K. A. Kumar, S. G. Bott, K. Mlinaric-Majerski, T. Sumanovac, N. S. A. Elkarim, H.-S. Hwang, G. G. Talanova and R. A. Bartsch, Talanta, 2000, 52, 385396. 281. "Lariat Ether Carboxylic Acids, O-Benzylhydroxamates and Hydroxamic Acids with Fluorinated Substituents: Synthesis, Metal Ion Complexation and Solubility in Supercritical Carbon Dioxide," S. Elshani, H. Du, K. E. Laintz, N. R. Natale, C. M. Wai, N. S. A. Elkarim and R. A. Bartsch, Tetrahedron, 2000, 56, 4651-4657. 282. "New Lipophilic Crown Ethers with Intraannular Carboxylic Acid Groups: Synthesis and Alkali Metal Cation Extraction," L. D. Bratton, H. Huh and R. A. Bartsch, J. Heterocyclic Chem., 2000, 37, 815-819. 1 283. "Selective Extraction of Alkali Metal Cations with Proton-Ionizable Dibenzo-16Crown-5 Fluoroionophores," A. Tong, Y. Song, L. Li, T. Hayashita, N. Teramae, C. Park, and R. A. Bartsch Anal. Chim. Acta, 2000, 420, 57-64. 284. "New Proton-Ionizable, Cesium-Selective Calix[4]arene-bis(crown-6-ethers) with Markedly Enhanced Extraction Efficiency," V. S. Talanov, G. G. Talanova and R. A. Bartsch, Tetrahedron Lett., 2000, 41, 8221-8224. 285. "Separation and Removal of Metal Ion Species by Polymer Inclusion Membranes," W. Walkowiak, R. A. Bartsch, C. Kozlowski, J. Gega, W. A. Charewicz and B. Amiri-Eliasi, J. Radioanal. Nucl. Chem., 2000, 246, 643-650. 286. "Lariat Ether Alcohols Based on Dibenzo-16-crown-5," R. A. Bartsch, L. P. Bitalac, C. L. Cowey, S. Elshani, M.-J. Goo, V. J. Huber, S. N. Ivy, Y. Jang, R. J. Johnson, J. S. Kim, E. Luboch, J. A. McDonough, M. J. Pugia, B. Son and Q. Zhao, J. Heterocyclic Chem., 2000, 37, 1337-1350. 287. "Screening Metal Binding Selectivities of Macrocycle Mixtures by HPLC-ESI-MS and Postcolumn Reactions," E. C. Kempen, J. S. Brodbelt, R. A. Bartsch, M. T. Blanda and D. B. Farmer, Anal. Chem., 2001, 73, 384-390. 288. "Nobel Metal Ion Sorption by Pyridyl and Bipyridyl Group-Containing Chelating Polymers," G. G. Talanova, L. Zhong, O. V. Kravchenko, K. B. Yatsimirskii and R. A. Bartsch, J. Appl. Polymer Sci., 2001, 80, 207-213. 289. "Efficient Synthesis of 1-Alkyl(aralkyl)-3-methyl(ethyl)imidazolium Halides: Precursors for Room Temperature Ionic Liquids," S. V. Dzyuba and R. A. Bartsch, J. Heterocyclic Chem., 2001, 38, 265-268. 290. "Synthesis of Lariat Ether Carboxylic Acids Based on Dibenzo-16-crown-5," R. A. Bartsch, C. L. Cowey, S. Elshani, M.-J. Goo, V. J. Huber, S. N. Ivy, R. J. Johnson, J. S. Kim, E. Luboch, J. A. McDonough, M. J. Pugia, B. Son and Q. Zhao, J. Heterocyclic Chem., 2001, 38, 311-331. 291. "Unusual Conformational Control of Mobile Mono- and Diionizable Calix[4]arene Ligands by Alkali Metal Cations," V. S. Talanov, H.-S. Hwang and R. A. Bartsch, J. Chem. Soc., Perkin Trans. 2, 2001, 1103-1108. 292. "Flotation of Co(II), Sr(II), and Cs(I) Cations with Proton-Ionizable Lariat Ethers," W. A. Charewicz, J. Grabowska and R. A. Bartsch, Sep. Sci. Technol., 2001, 36, 14791494. 293. "Design, Synthesis and Evaluation of Diazadibenzocrown Ethers as Pb2+ Extractants and Carriers in Plasticized Cellulose Triacetate Membranes," J. C. Aguilar, E. Rodriguez de San Miguel, J. de Gyves, R. A. Bartsch and M. Kim, Talanta, 2001, 54, 1195-1204. 2 294. "X-ray Structural Investigation of 4-Phenyl-, 4-(o-Tolyl)- and 4-(2', 4', 6'- Trimethylphenyl)[2.2]paracyclophanes," P. Kus, N. K. Dalley, X. Kuo, R. D. Rogers and R. A. Bartsch, Polish J. Chem., 2001, 75, 1351-1360. 295. "New Room-Temperature Ionic Liquids with C2-Symmetrical Imidazolium Cations," S. V. Dzyuba and R. A. Bartsch, Chem. Commun., 2001, 1466-1467. 296. "Influence of Structural Variation in Room-Temperature Ionic Liquids on the Selectivity and Efficiency of Competitive Alkali Metal Salt Extraction by a Crown Ether," S. Chun, S. V. Dzyuba and R. A. Bartsch, Anal. Chem., 2001, 73, 3737-3741. 297. "Experimental and Theoretical Studies on the Thermal Decomposition of Heterocyclic Nitrosimines," R. A. Bartsch, Y. M. Chae, S. Ham and D. M. Birney, J. Am. Chem. Soc., 2001, 123, 7479-7486. 298. "Synthesis of a Tetrahomodioxacalix[4]arene Tetraamide and the Crystal Structure of Its Lead Ion Complex," K. No, J. S. Kim, O. J. Shon, S. W. Yang, I.-H. Suh, J.-G. Kim, R. A. Bartsch and J. Y. Kim, J. Org. Chem., 2001, 66, 5976-5980. 299. "Chromogenic Lariat Ethers for Selective Alkali Metal Cation Extraction," G. G. Talanova, H.-S. Hwang, V. S. Talanov and R. A. Bartsch, Anal. Chem., 2001, 73, 5260-5265. 300. "Optimization of the Lariat Ether Carboxylic Acid Host Structure for Ferrioxamine B: Demonstration of a Second Coordination Shell Chelate Effect," S. M. Trzaska, M. Kim, R. A. Bartsch and A. L. Crumbliss, Inorg. Chem., 2001, 40, 5823-5828. 301. "Determination of Alkali Metal Cation Selectivities of Dibenzo-16-crown-5 Lariat Ethers with Ether Pendant Groups Using Electrospray Ionization Quadrapole Ion Trap Mass Spectrometry," S. Williams, S. M. Blair, J. S. Brodbelt, X. Huang and R. A. Bartsch, Int. J. Mass Spec., 2001, 212, 389-401. 302. "Americium Separations from High-Salt Solutions Using Anion Exchange," M. E. Barr, G. D. Jarvinen, P. C. Stark, R. M. Chamberlin, R. A. Bartsch, Z.-Y. Zhang and W. Zhao, Sep. Sci. Technol., 2001, 36, 2609-2622. 303. "Sonochemical Reformatsky Reactions of -Bromoesters with sym-(Keto)dibenzo16-crown-5," N. A. Ross and R. A. Bartsch, J. Heterocyclic Chem., 2001, 38, 12551258. 304. "Americium Separations from Nitric Acid Process Effluent Streams," M. E. Barr, L. D. Schulte, G. D. Jarvinen, J. Espinoza, T. E. Ricketts, Y. Valdez, K. D. Abney and R. A. Bartsch, J. Radioanal. Nucl. Chem., 2001, 248, 457-465. 3 305. "Novel Cesium-Selective, 1,3-Alternate Calix[4]arene-bis(crown-6-ethers) with Proton-Ionizable Groups for Enhanced Extraction Efficiency," V. S. Talanov, G. G. Talanova, M. G. Gorbunova and R. A. Bartsch, J. Chem Soc., Perkin Trans. 2, 2002, 209-215. 306. "Influence of Structural Variations in 1-Alkyl(aralkyl)-3-methylimidazolium Hexafluorophosphates and Bis(trifluoromethylsulfonyl)imides on Physical Properties of the Ionic Liquids," S. V. Dzyuba and R. A. Bartsch, ChemPhysChem, 2002, 3, 161166. 307. "Calix[4]arene-bis(dibenzocrown-6-ethers) with One Proton-Ionizable Group," V. S. Talanov, G. G. Talanova, M. G. Gorbunova and R. A. Bartsch, Tetrahedron Lett., 2002, 43, 1629-1631. 308. "Structure-Alkali Metal Cation Complexation Relationships for Macrocyclic PNPLariat Ether Ligands," R. A. Bartsch, E. K. Lee, S. Chun, N. Elkarim, K. Brandt, I. Porwolik-Czomperlik, M. Siwy, D. Lach and J. Silberring, J. Chem. Soc., Perkin Trans. 2, 2002, 442-448. 309. "Improved Stereospecific Synthesis of the trans-Isomers of Dicyclohexano-18-crown6 and the Solid-state Structure of the trans-syn-trans-Isomer," K. Yamato, R. A. Bartsch, M. L. Dietz and R. D. Rogers, Tetrahedron Lett., 2002, 43, 2153-2156. 310. "Effect of Structural Variation within Lipophilic N-(X)sulfonyl Carbamoyl Lariat Ethers on the Selectivity and Efficiency of Competitive Alkali Metal Cation Extraction into Chloroform," E. K. Lee, B. R. Cho, H. Hu and R. A. Bartsch, Anal. Chem., 2002, 74, 2177-2183. 311. “Plutonium(IV) Sorption by Soluble Anion-Exchange Polymers,” M. E. Barr, G. D. Jarvinen, E. W. Moody, R. Vaughn, L. A. Silks and R. A. Bartsch, Sep. Sci. Technol., 2002, 37, 1065-1078. 312. "Expanding the Polarity Range of Ionic Liquids," S. V. Dzyuba and R. A. Bartsch, Tetrahedron Lett., 2002, 43, 4657-4659. 313. “A Novel Cyclophane-Anthracene Complex,” R. A. Bartsch, P. Kus, N. K. Dalley and X. Kuo, Tetrahedron Lett., 2002, 43, 5017-5019. 314. “Stereospecific Syntheses of cis-trans-Dicyclohexano-18-crown-6 and K+ Complexation by the Five Dicyclohexano-18-crown-6 Isomers,” K. Yamato, F. A. Fernandez, H. F. Vogel, R. A. Bartsch and M. L. Dietz, Tetrahedron Lett., 2002, 43, 5229-5232. 315. “Synthesis of Chiral trans-anti-trans-Isomers of Dicyclohexano-18-crown-6 via An Enzymatic Reaction and the Solid-state Structure of One Enantiomer,” K. Yamato, R. A. Bartsch, G. A. Broker, R. D. Rogers and M. L. Dietz, Tetrahedron Lett., 2002, 43, 5805-5808. 4 316. “Intermolecular Dynamics of Room-Temperature Ionic Liquids: Femtosecond Optical Kerr Effect Measurements on 1-Alkyl-3-methylimidazolium Bis(trifluoromethanesulfonyl)imides,” B.-R. Hyun, S. V. Dzyuba, R. A. Bartsch and E. L. Quitevis, J. Phys. Chem. A, 2002, 106, 7579-7585. 317. “Design of a Podand Fluoroionophore and Its Recognition Function for Lead Ion,” M. Minagawa, T. Hayashita, Q. Dai, R. A. Bartsch and N. Teremae, Bunseki Kagaku, 2002, 51, 681-687. 318. “New Mono-Ionizable, Li-Selective Calix[4]arenes,” G. G. Talanova, V. S. Talanov, H.-S. Hwang, B. A. Eliasi and R. A. Bartsch, J. Chem. Soc., Perkin Trans. 2, 2002, 1869-1874. 319. “Preparation and Decomposition of Potassium Alkalide-Lipophilic Crown Ether Complexes in Tetrahydrofuran,” Z. Grobelny, A. Stolarzewicz, B. Morejko-Buz, R. A. Bartsch, K. Yamato, F. A. Fernandez and A. Maecker, J. Org. Chem., 2002, 67, 7807-7812. 320. “Effect of Upper Rim para-Alkyl Substituents on Extraction of Alkali and Alkaline Earth Cations by Di-ionizable Calix[4]arenes,” G. G. Talanova, V. S. Talanov, M. G. Gorbunova, H.-S. Hwang and R. A. Bartsch, J. Chem. Soc., Perkin Trans. 2, 2002, 2072-2077. 321. “Jüngste Forschritte bei Systemen aus ionischen Flüssigkeiten und überkritischem CO2,” S. V. Dzyuba and R.. A. Bartsch, Angew. Chem., 2003, 115, 158-160. 322. “Recent Advances in Applications of Room-Temperature Ionic Liquid-Supercritical Carbon Dioxide Systems,” S. V. Dzyuba and R. A. Bartsch, Angew. Chem. Int. Ed., 2003, 42, 148-150. 323. “High-Intensity Ultrasound-Promoted Reformatsky Reactions,” N. A. Ross and R. A. Bartsch, J. Org. Chem., 2003, 68, 360-366. 324. "High Yield, One-Pot Synthesis of Symmetrical Diaryl-N,N-dialkyl Carbamoylmethylphosphine Oxide (CMPO) Ligands," P. Guillory, R. N. Kapoor, K. H. Pannell, L. D. Schulte, S. D. McKee, Z.-Y. Zhang and R. A. Bartsch, Synth. Commun., 2003, 33, 325-330. 325. “Synthesis of New Cyclophane Host Molecules and Crystal Structures of Their Compounds with Hydrocarbon Guests,” N. K. Dalley, X. Kou, R. A. Bartsch and P. Kus, J. Incl. Phenom. Macrocycl. Chem., 2003, 45, 139-148. 326. “Ion Flotation of Cadmium(II) and Zinc(II) in the Presence of Proton-Ionizable Lariat Ethers,” M. Ulewicz, W. Walkowiak, Y. Jang, J. S. Kim and R. A. Bartsch, Anal. Chem., 2003, 75, 2776-2779. 5 327. “High-intensity Ultrasound-promoted Reformatsky Reactions of Pentacyclo[5.4.0.02,6.03,10.05,9]undecane-8,11-dione,” N. A. Ross, R. A. Bartsch and A. P. Marchand, ARKIVOC, 2003(xiii), 27-30. 328. “Synthesis of Lariat Ethers with Pendent Amine, Amide, O-Benzylhydroxylamine, and Urethane Groups,” S. Elshani, H.-S. Hwang, M. Pugia, J. Kryzkawski and R. A. Bartsch, J. Heterocyclic Chem., 2003, 40, 443-450. 329. “Synthesis of Macrocyclic Polyethers with Partially Fluorinated Side Arms,” S. Elshani, H.-S. Hwang, C. M. Wei, J. M. Shreeve and R. A. Bartsch, J. Heterocyclic Chem., 2003, 40, 451-458. 330. “Evolution of Organized Lariat Ether Alcohol and Diol Hydrate Macrostructures in the Solid State,” U. Olsher, N. K. Dalley, F. Frolow, G. Shoham and R. A. Bartsch, J. Incl. Phenom. Mol. Recogn. Macrocyclic Chem., 2003, 45, 251-255. 331. Rapid Metal Ions Shuttling Through 1,3-Alternate Thiacalix[4]crown Tubes,” J. K. Lee, S. K. Kim, R. A. Bartsch, J. Vincens, S. Miyano and J. S. Kim, J. Org. Chem, 2003, 68, 6720-6725. 332. “Design of a Polymer Inclusion Membrane Having Proton-ionizable Carriers and Their Separation Function for Lead Ion,” R. Hayashi, T. Hayashita, T. Yoshikawa, K. Hiratani, R. A. Bartsch and N. Teramae, Bunseki Kagaku, 2003, 52, 755-762. 333. “Synthesis of N-Pivot Lariat Ethers and Their Metal Ion Complexation Behavior,” L. D. Bratton, B. Strzelbicka and R. A. Bartsch, ARKIVOC, 2003, xiii, 80-88. 334. “Evaluation of Alkali and Alkaline Earth Metal Cation Selectivities of Lariat Ether Amides by Electrospray Ionization Mass Spectrometry,” S. M. Williams, J. S. Brodbelt and R. A. Bartsch, J. Am. Soc. Mass Spec., 2003, 14, 1215-1228. 335. “Structure-cation Complexation Relationships for ortho-, meta-, and para-Substituted Bis(oxymethylcrown)benzenes and α,α’-Xylenes,” D. A. Babb, B. P. Czech and R. A. Bartsch, ARKIVOK, 2003, xiii, 164-177. 336. “Synthesis of β-Lactams and β-Aminoesters Via High Intensity Ultrasound-promoted Reformatsky Reactions, N. A. Ross, R. R. MacGregor and R. A. Bartsch, Tetrahedron, 2004, 60, 2035-2041. 337. “Synthesis of Lipophilic Lariat Ethers with Pendant N-(X)sulfonyl Carboxamide Groups,” H. Hu and R. A. Bartsch, J. Heterocyclic Chem., 2004, 41, 557-562. 338. “Temperature-Dependence of the Low-Frequency Spectrum of 1-Pentyl-3methylimidazolium Bis(trifluoromethanesulfonyl)imide Studied by Optical KerrEffect Spectroscopy,” J. R. Rajian, S. Li, R. A. Bartsch and E. L. Quitevis, Chem. Phys. Lett., 2004, 393, 372-377. 6 339. “Rigid Versus Flexible: How Important Is Ligand ‘Preorganization’ for Metal Ion Recognition by Lower Rim-functionalized Calix[4]arenes?” G. G. Talanova, V. S. Talanov, H.-S. Hwang, C. Park, K. Surowiec and R. A. Bartsch, Org. Biomol. Chem., 2004, 2, 2585-2592. 340. “Synthesis of Dibenzo-16-crown-5 Compounds with Pendant Ester and Ether Groups,” D. A. Babb, R. A. Bartsch, J. J. Collier, D. H. Desai, S. Elshani, M.-J. Goo, J. L. Hallman, G. S. Heo, X. Huang, V. J. Huber, H.-S. Hwang, R. J. Johnson, Y. Liu, M. J. Pugia and Q. Zhao, J. Heterocyclic Chem., 2004, 41, 659-675. 341. “An Eximer-Based, Binuclear, On-Off Switchable Calix[4]crown Chemosensor,” S. S. Kim, S. H. Lee, J. Y. Li, R. A. Bartsch and J. S. Kim, J. Am. Chem. Soc., 2004, 126, 16499-16506. 342. “Highly Selective Ba2+ Separations with Acyclic, Lipophilic Di-[N-(X)sulfonyl Carbamoyl] Polyethers,” S. Elshani, S. Chun, B. Amiri-Eliasi and R. A. Bartsch, Chem. Commun., 2005, 279-281. 343. “Lead Ion Selective Signal Amplification by a Supramolecular Podand Fluorionophore Surfactant Complex Sensor in Water,” T. Hayashita, D. Qing, R. A. Bartsch, S. Elshani, R. E Hanes, Jr. and N. Teramae, Supramol. Chem., 2005, 17, 141-146. 344. "Proton Di-ionizable p-tert-Butylcalix[4]arene-crown-6 Compounds in Cone, Partialcone and 1,3-Alternate Conformations: Synthesis and Alkaline Earth Metal Cation Extraction," H. Zhou, K. Surowiec, D. W. Purkiss and R. A. Bartsch, Org. Biomol. Chem., 2005, 3, 1676-1684. 345. “Synthesis of Proton-Ionizable Acyclic, Macrocyclic and Macrobicyclic Compounds Containing One or Two Triazole Groups,” S. Elshani, C. M. Wai, J. M. Shreeve, R. D. Rogers and R. A. Bartsch, J. Heterocyclic Chem., 2005, 42, 621-629. 346. "Competitive Solvent Extraction of Ra(II) and Ba(II) from Aqueous Solutions with Lipophilic, Acyclic, Di-ionizable Polyethers," W. Walkowiak, K. Walus, W. A. Charewicz, R. A. Bartsch, S. Elshani and M. Wegiel, Sep. Sci. Technol., 2005, 40, 1673-1683. 347. "Spectroscopic Properties of Cyclophane/Anthracene and Cyclophane/9-Fluorenone Complexes in Dichloromethane," M. O'Brien, R. Smalley, A. Amonge, S. Raber, A. Starosota, T. Buthelezi, R. A. Bartsch and M. Wegiel, Microchem. J., 2005, 80, 5563. 348. "Side Arm Participation in Lariat Ether Carboxylate-Alkali Metal Cation Complexes in Solution," L. Torun, T. W. Robison, J. Krzykawski, D. W. Purkiss and R. A. Bartsch, Tetrahedron, 2005, 61, 8345-8350. 7 349. "Structures of sym-(R)dibenzo-16-crown-5-oxyacetic Acids and Their Alkali Metal Cation Binding," R. A. Bartsch, N. K. Dalley, V. S. Talanov, D. W. Purkiss and H. F. Vogel, Tetrahedron, 2005, 61, 8351-8357. 350. "Structural Toxicity Relationship of 4-Alkoxyphenols' Cytotoxicity Towards Murine B16-F0 Melanoma Cell Line," M. Y. Moridani, M. Moore, R. A. Bartsch, Y. Yang and S. Heibati-Sadati, J. Phar. Pharmaceut. Sci., 2005, 8, 348-360. 351. "Synthesis and Evaluation of New Ditopic Cyclophane Receptors for Benzoic Acid," C. M. Stetson, S. Nishikawa, D. M. Purkiss, N. K. Dalley and R. A. Bartsch, J. Phys. Org. Chem., 2005, 18, 1107-1115. 352. "Indium(III)-Induced Fluorescent Excimer Formation and Extinction in Calix[4]arene-Fluoroionophores," S. K. Kim, S. H. Kim, H. J. Kim, S. H. Lee, S. W. Lee, J. Ko, R. A. Bartsch and J. S. Kim, Inorg. Chem., 2005, 44, 7866-7875. 353. "Novel Fluorogenic Calix[4]arene-bis(crown-6-ether) for Selective Recognition of Tl(I)," G. G. Talanova, E. D. Roper, N. M. Buie, M. G. Gorbunova, R. A. Bartsch and V. S. Talanov, Chem. Commun., 2005, 5673-5675. 354. "A Fluoride-Selective PCT Chemosensor Based on Formation of a Static Pyrene Eximer," S. K. Kim, J. H. Bok, R. A. Bartsch, J. Y. Lee and J. S. Kim, Org. Lett., 2005, 7, 4839-4842. 355. "Synthesis and Alkaline Earth Metal Cation Extraction by Proton Di-ionizable p-tertButylcalix[4]arene-crown-5 Compounds in Cone, Partial-cone and 1,3-Alternate Conformations," H. Zhou, K. Surowiec, D. W. Purkiss and R. A. Bartsch, Org. Biomol. Chem., 2006, 4, 1104-1114. 356. "Immobilization of Cyclic Alkylamine Calix[4]arene Derivatives on Merrifield Resin: Evaluation of Extraction Ability Toward Dichromate," E. Akceylan, M. Yilmaz and R. A. Bartsch, J. Macromol. Sci. Part A. Pure Appl. Chem., 2006, 43, 477-486. 357. "Ion Flotation of Zinc(II) and Cadmium(II) with Proton-ionizable Lariat Ethers – Effect of Cavity Size," M. Ulewicz, W. Walkowiak and R. A. Bartsch, Sep. Purif. Technol., 2006, 48, 264-269. 358. "Di-ionizable p-tert-Butylcalix[4]arene-1,2-crown-4 Ligands: Synthesis and High Divalent Metal Ion Extraction Selectivity," C. Tu, K. Surowiec and R. A. Bartsch, Tetrahedron Lett., 2006, 47, 3443-3446. 359. "Synthesis of a Calix[4]crown-6 Cone Conformer-Based Oligomer and Its Metal Cation Extraction Abilities," A. Yilmaz, M. Yilmaz and R. A. Bartsch, J. Macromol. Sci. Part A. Pure Appl. Chem., 2006, 43, 637-645. 8 360. "Di-ionizable p-tert-Butylcalix[4]arene-1,2-crown-5 and -crown-6 Compounds in the Cone Conformation: Synthesis and Alkaline Earth Metal Cation Extraction," C. Tu, D. Liu, K. Surowiec, D. W. Purkiss and R. A. Bartsch, Org. Biomol. Chem., 2006, 4, 2983-2944. 361. "Additivity in the Optical Kerr Effect Spectra of Binary Ionic Liquid Mixtures: Implications for Nano-structural Organization," D. Xiao, J. R. Rajian, S. Li, R. A. Bartsch and E. L. Quitevis, J. Phys. Chem. B, 2006, 33, 16174-16178. 362. "Structural Characterization of A Lariat Ether Based on 4,10-Diaza-2,3,11,12dibenzo-18-crown-6 and of A Coordination Pb(II) Complex Using Picrate as CoLigand," J.-C. Aguilar, S. Bernès, P. Gómez-Tagle, R. A. Bartsch and J. de Gyves, J. Chem. Crystal., 2006, 36, 473-479. 363. "A PCT-based, Pyrene-armed Calix[4]crown Fluoroionophore," J. K. Choi, S. H. Kim, J. Yoon, K.-H. Lee, R. A. Bartsch and J. S. Kim, J. Org. Chem., 2006, 71, 80118015. 364. "Removal of Water-soluble Azo Dyes from Aqueous Solutions by Two Calix[4]arene Oligomers and A β-Cyclodextrin Polymer," E. Yilmaz, A. Yilmaz, M. Yilmaz and R. A. Bartsch, Dyes Pigments, 2007, 74, 54-59. 365. "Convenient Syntheses of Perdeuterated Ionic Liquids," S. V. Dzyuba, S. Li and R. A. Bartsch, J. Heterocyclic Chem., 2007, 44, 223-225. 366. "Effect of para-Substituents on Alkaline Earth Metal Ion Extraction by Proton Diionizable Calix[4]arene-crown-6 Ligands in Cone, Partial-cone and 1,3-Alternate Conformations," H. Zhou, D. Liu, J. Gega, K. Surowiec, D. W. Purkiss and R. A. Bartsch, Org. Biomol. Chem., 2007, 5, 324-332. 367. "Synthesis and Solid-state Structures of New Cyclophane Host Molecules," B. P. Czech, P. Kus, C. M. Stetson, N. K. Dalley and R. A. Bartsch, Tetrahedron, 2007, 63, 1360-1365. 368. "Optical Determination of Thallium(I) and Cesium(I) with a Fluorogenic Calix[4]arenebis(crown-6 ether) Containing One Pendent Dansyl Group." E. D. Roper, V. S. Talanov, M. G. Gorbunova, R. A. Bartsch and G. G. Talanova, Anal. Chem., 2007, 79, 1983-1989. 369. "Di-ionizable p-tert-Butylcalix[4]arene-1,2-crown-3 Ligands in Cone and 1,2Alternate Conformations: Synthesis and Metal Ion Extraction," D. Zhang, X. Cao, D. W. Purkiss and R. A. Bartsch, Org. Biomol. Chem., 2007, 5, 1251-1259. 370. "Efficient Divalent Metal Cation Extractions with Di-ionizable Calix[4]arene-1,2crown-4 Compounds," C. Tu, K. Surowiec and R. A. Bartsch, Tetrahedron, 2007, 63, 4184-4189. 9 371. "Nanostructural Organization and Anion Effects on the Temperature Dependence of the Optical Kerr Effect Spectra of Ionic Liquids," D. Xiao, J. R. Rajian, A. Cady, S. Li, R. A. Bartsch and E. L. Quitevis, J. Phys. Chem. B, 2007, 111, 4669-4677. 372. "Synthesis and Lead(II) Sorption of Silica Gel-Immobilized, Di-ionizable Calix[4]arenes," D. Zhang, J. Wang, T. R. Lawson and R. A. Bartsch, Tetrahedron, 2007, 63, 5076-5082. 373. "Solid-state Structures for 2-Methoxy-1,3-xylyl-18-crown-5 and 2-Methoxy-1,3xylyl-21-crown-6: A Search for C—H••••O Interactions," R. A. Bartsch, N. K. Dalley, J. F. Cannon and U. Olsher, J. Incl. Phenom. Macrocycl. Chem., 2007, 58, 237-240. 374. "Synthesis, Solid-state Structures and Metal Ion Complexation Behavior of 2Picolyloxy Lariat Ethers," N. K. Dalley, U. Olsher, J. C. Lee, M. D. Eley, J. Wang and R. A. Bartsch, Tetrahedron, 2007, 63, 10576-10580. 375. "Novel Calix[4]arene-thiacrown Ether for Selective and Efficient Extraction of Ba(II), Pb(II) or Hg(II)," C. Tu, K. Surowiec and R. A. Bartsch, J. Incl. Phenom. Macrocycl. Chem., 2007, 58, 361-366. 376. "Di-ionizable Calix[4]arene-1,2-crown-5 and -crown-6 Ethers in Cone Conformations: Synthesis and Divalent Metal Ion Extraction," C. Tu, K. Surowiec, J. Gega, D. W. Purkiss and R. A. Bartsch, Tetrahedron, 2008, 64, 1187-1196. 377. "Stereochemical Effects on the Mode of Facilitated Ion Transfer into RoomTemperature Ionic Liquids," M. L. Dietz, S. Jakab, K. Yamato and R. A. Bartsch, Green Chem., 2008, 10, 174-176. 378. "Chromo-fluorescent Indicator for Intracellular Zn2+/Hg2+ Dynamic Exchange," J. S. Kim, J. W. Lee, H. S. Jung, P.-S. Kwon, J. Kim, R. A. Bartsch, Y. Kim and S.-J. Kim, Org. Lett., 2008, 10, 3801-3804. 379. "Diazadioxacyclophanes," P. Kus, R. A. Bartsch, P. G. Jones and I. Dix, Z. Naturforschung , 2008, 63b, 1204-1210. 380. "Dramatic Improvements in Caustic-Side Solvent Extraction of Cesium through More Efficient Stripping,” L. H. Delmau, E. Baxelaire, P. V. Bonnesen, N. L. Engle, M. G. Gorbunova, T. J. Haverlock, B. A. Moyer, D. D. Ensor, V. M. Meadors, B. W. Harmon, R. A. Bartsch, M. A. Surowiec and H. Zhou, Proceedings of ISEC 2008, Tucson, Arizona, September 15-19, 2008, Metallurgical Society of CIM, Montreal, Canada, Volume I, pp. 689-694. 381. "New Generation Extractants for Separation of Cesium from High-Level Waste," R. A. Bartsch, H. Zhou, L. H. Delmau and B. A. Moyer, Proceedings of ISEC 2008, Tucson, Arizona, September 15-19, 2008, Metallurgical Society of CIM, Montreal, Canada, Volume II, pp. 1487-1492. 10 382. "Molecular Association of Benzene with A New Cyclophane Receptor," C. Davies, L. Ren, R. Gustafson, T. Buthelezi, R. A. Bartsch and M. Surowiec, J. Incl. Phenom. Macrocycl. Chem., 2008, 61, 347-352. 383. "Di-ionizable p-tert-Butylcalix[4]arene-1,2-monothiacrown-3 Ligands in the Cone Conformation: Synthesis and Metal Ion Extraction," D. Zhang, J. D. Crawford and R. A. Bartsch, Tetrahedron, 2008, 64, 9843-9849. 384. "Nanostructural Organization and Anion Effects in the Optical Kerr Effect Spectra of Binary Ionic Liquid Mixtures," D. Xiao, J. R. Rajian, L. G. Hines, S. Li, R. A. Bartsch and E. L. Quitevis, J. Phys. Chem. B, 2008, 112, 13316-13325. 385. "Heavy Metal Separation with Polymer Inclusion Membranes," C. Sgarlata, G. Arena, E. Longo, D. Zhang, Y. Yang and R. A. Bartsch, J. Membr. Sci., 2008, 323, 444-451. 386. "Metal Ion Complexation in Acetonitrile by Di-ionized Calix[4]arenes Bearing Two Dansyl Fluorophores," Ű. Ocak, M. Ocak, K. Surowiec, R. A. Bartsch, M. G. Gorbunova, C. Tu and M. Surowiec, J. Incl. Phenom. Macrocycl. Chem., 2009, 63, 131-139. 387. "Sorption of Heavy Metal Ions by Silica Gel-Immobilized, Proton-Ionizable Calix[4]arenes," J. Wang, D. Zhang, T. R. Lawson and R. A. Bartsch, Talanta, 2009, 78, 477-483. 388. "Intermolecular Vibrational Motions of Solute Molecules Confined in Nonpolar Domains of Ionic Liquids, " D. Xiao, L. G. Hines, Jr., R. A. Bartsch and E. L. Quitevis, J. Phys. Chem. B, 2009, 113, 4544-4548. 389. "Effect of Cation Symmetry and Alkyl Chain Length on the Structure and Intermolecular Dynamics of 1,3-Dialkylimidazolium Bis(trifluoromethanesulfonyl)amide Ionic Liquids, " D. Xiao, L. G. Hines, Jr., S. Li, R. A. Bartsch, E. L. Quitevis, O. Russina and A. Triolo, J. Phys. Chem. B, 2009, 113, 6426-6433. 11 Reviews and Monograph Chapters 19R. "Calix[4]arenes with a Novel Proton-Ionizable Group: Synthesis and Metal Ion Separations," R. A. Bartsch, H.-S. Hwang, V. S. Talanov, C. Park and G. G. Talanova in "Calixarene Molecules for Separations," ACS Symposium Series 757, G. J. Lumetta, R. D. Rogers and A. S. Gopalan (Eds.), American Chemical Society, Washington, DC, 2000, Chapter 9, pp. 112-124. 20R. "Separations of Soft Heavy Metal Cations by Lower Rim-Functionalized Calix[4]arenes," G. G. Talanova, V. S. Talanov, H.-S. Hwang, N. S .A. Elkarim and R. A. Bartsch, in "Calixarenes for Separations," ACS Symposium Series 757, G. J. Lumetta, R. D. Rogers and A. S. Gopalan (Eds.), American Chemical Society, Washington, DC, 2000, Chapter 10, pp. 125-134. 21R. "Ionic Liquids as Novel Diluents for Solvent Extraction of Metal Salts by Crown Ethers,” R. A. Bartsch, S. Chun and S. V. Dzyuba, in "Green (or Greener) Industrial Applications of Ionic Liquids," ACS Symposium Series 818, R. D. Rogers and K. R. Seddon (Eds.), American Chemical Society, Washington, DC, 2002, Ch. 5, pp. 58-68. 22R. “Polarity Variation of Room-Temperature Ionic Liquids and Its Influence on a Diels Alder Reaction,” R. A. Bartsch and S. V. Dzyuba, in “Ionic Liquids as Green Solvents: Progress & Prospects,” ACS Symposium Series 856, R. D. Rogers and K. R. Seddon (Eds.), American Chemical Society, Washington, DC, 2003, Ch. 24, pp. 289-299. 23R. “Design of Polymer Appended Calixarenes as Ion Carriers,” M. Yilmaz, S. Memon, M. Tabakci and R. A. Bartsch, in “New Frontiers in Polymer Research,” R. K. Bregg (Ed), Nova Science Publishers, Inc., Hauppauge, NY, 2006, Ch. 6, pp. 125-171. 12