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1. A Tribute to Prof. Eusebio Juaristi (EJ-1405CT)
Ernest L. Eliel
DOI: https://doi.org/10.3998/ark.5550190.0006.601
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pp. 1 - 6
accepted Dec 6 2004; published Feb 18 2005;
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2. Ab initio study of ß-alanine conformers in gas phase (EJ-1299CP)
Annia Galano, J. Raúl Alvarez-Idaboy
DOI: https://doi.org/10.3998/ark.5550190.0006.602
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pp. 7 - 18
received Dec 9 2004; accepted Feb 16 2005; published Feb 19 2005;
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3. Synthesis of trifluoroacetylketene O,N-acetals in water (EJ-1355CP)
Hélio A. Stefani, Claudio M. P. Pereira, Felipe A. Dörr and Rodrigo Cella
DOI: https://doi.org/10.3998/ark.5550190.0006.603
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pp. 19 - 24
received Feb 3 2005; accepted Mar 18 2005; published Mar 26 2005;
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4. Stereochemistry of the cyclization of 4-(t-butyldimethyl)siloxy-5-hexenyllithium: cis-selelective ring-closure accompanied by retro-[1,4]-Brook rearrangement (EJ-1372CP)
William F. Bailey and Xinglong Jiang
DOI: https://doi.org/10.3998/ark.5550190.0006.604
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pp. 25 - 32
received Feb 19 2005; accepted Mar 18 2005; published Apr 1 2005;
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5. Reactions of enantiopure ß-ketimino sulfoxides with Et2AlCN. Scope and limitations in asymmetric synthesis of α-amino nitriles (EJ-1381CP)
José L. García Ruano, Marta Cifuentes García, Angel L. Navarro, Francisco Tato and Ana M. Martín Castro
DOI: https://doi.org/10.3998/ark.5550190.0006.605
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pp. 33 - 45
received Mar 10 2005; accepted Apr 6 2005; published Apr 10 2005;
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6. Application of a new methodology for the synthesis of α-methyl-α-arylglycines using methyl acetamidoacrylate as an α-methylglycine cation equivalent (EJ-1377CP)
Elena Royo, Pilar López and Carlos Cativiela
DOI: https://doi.org/10.3998/ark.5550190.0006.606
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pp. 46 - 61
received Mar 4 2005; accepted Apr 12 2005; published Apr 14 2005;
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7. Total synthesis of the potent immunosuppressant (-)-Pironetin (EJ-1395CP)
Luiz C. Dias, Luciana G. de Oliveira, Márcio A. de Sousa and Ricardo M. Ellensohn
DOI: https://doi.org/10.3998/ark.5550190.0006.607
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pp. 62 - 87
received Mar 19 2005; accepted Apr 12 2005; published Apr 19 2005;
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8. Rules for predicting the conformational behavior of saturated seven-membered heterocycles (EJ-1383CU)
Antonio Entrena, Joaquín M. Campos, Miguel A. Gallo and Antonio Espinosa
DOI: https://doi.org/10.3998/ark.5550190.0006.608
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pp. 88 - 108
received Mar 10 2005; accepted Apr 15 2005; published Apr 19 2005;
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9. The Baeyer-Villiger reaction of 23-oxosapogenins (EJ-1378CP)
Martín A. Iglesias-Arteaga, Gustavo A. Velázquez-Huerta, José M. Méndez-Stivalet, Annia Galano and J. Raúl Alvarez-Idaboy
DOI: https://doi.org/10.3998/ark.5550190.0006.609
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pp. 109 - 126
received Mar 8 2005; accepted Apr 22 2005; published Apr 24 2005;
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10. In situ preparation of mixed anhydrides containing the trifluoroacetyl moiety. Application to the esterification of cholesterol and phenol (EJ-1500CP)
Sara Montiel-Smith, Socorro Meza-Reyes, Omar Viñas-Bravo, María A. Fernández-Herrera, Roxana Martínez-Pascual, Jesús Sandoval-Ramírez, Ariadna Fuente, Mayra Reyes and José A. Ruiz
DOI: https://doi.org/10.3998/ark.5550190.0006.610
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pp. 127 - 135
received Mar 24 2005; accepted Apr 24 2005; published Apr 25 2005;
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11. Introduction of hydroxyl- or keto- functionalities in azetidin-2-ones side chain via allylic bromide rearrangement, followed by supported reagent substitution (EJ-1390CP)
Fides Benfatti, Giuliana Cardillo, Serena Fabbroni, Luca Gentilucci, Rossana Perciaccante and Alessandra Tolomelli
DOI: https://doi.org/10.3998/ark.5550190.0006.611
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pp. 136 - 152
received Mar 17 2005; accepted Apr 25 2005; published Apr 27 2005;
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12. An efficient synthesis of functionalized α-amino-phosphine oxides and -phosphonates by addition of aminoalcohols to 4-phosphorylated-1,2-diaza-1,3-butadienes (EJ-1504CP)
Francisco Palacios, Domitila Aparicio, Jesús M. de los Santos, Roberto Ignacio and Yago López
DOI: https://doi.org/10.3998/ark.5550190.0006.612
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pp. 153 - 161
received Mar 30 2005; accepted May 2 2005; published May 4 2005;
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13. Transfer hydrogenation reduction of ketone catalyzed by Ru(II) and Rh(I) complexes with ligands derived from (1R,2R)-cyclohexane-1,2-diamine (EJ-1502CP)
Norma Aidé Cortez, Celia Z. Flores-López, Ramón Rodríguez-Apodaca, Lucía Z. Flores-López, Miguel Parra-Hake and Ratnasamy Somanathan
DOI: https://doi.org/10.3998/ark.5550190.0006.613
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pp. 162 - 171
received Mar 21 2005; accepted May 2 2005; published May 4 2005;
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14. Interaction of the reduced species of 1,4-benzoquinone with alkylated cytosine and guanine nucleobases (EJ-1389CP)
Magali Salas, Barbara Gordillo, Felipe J. González
DOI: https://doi.org/10.3998/ark.5550190.0006.614
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pp. 172 - 184
received Mar 15 2005; accepted May 2 2005; published May 4 2005;
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15. Reaction of (µ-S)2Fe2(CO)6 dianion with 1,2-vinyl and aryl diiodides (EJ-1398CP)
Richard S. Glass and Maya S. Singh
DOI: https://doi.org/10.3998/ark.5550190.0006.615
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pp. 185 - 190
received Mar 24 2005; accepted May 3 2005; published May 5 2005;
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16. Application of hexafluoroacetone as protecting and activating reagent in solid phase peptide and depsipeptide synthesis (EJ-1507CP)
Fernando Albericio, Klaus Burger, Tommaso Cupido, Javier Ruiz, Jan Spengler
DOI: https://doi.org/10.3998/ark.5550190.0006.616
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pp. 191 - 199
received Mar 30 2005; accepted May 3 2005; published May 5 2005;
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17. The Brønsted correlation for phenalene hydrocarbons (EJ-1384CP)
Andrew Streitwieser, Michael J. Kaufman, Daniel A. Bors, Craig A. MacArthur, James T. Murphy and Francois Guibé
DOI: https://doi.org/10.3998/ark.5550190.0006.617
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pp. 200 - 210
received Mar 10 2005; accepted May 11 2005; published May 14 2005;
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18. Asymmetric synthesis of cyclopropanes by reaction of (2E,SS)-(+)-4,4-diethoxy-2-[(4-methylphenyl)sulfinyl]but-2-enenitrile and 2-methoxyfuran (EJ-1509CP)
David Cruz Cruz, Francisco Yuste, Eduardo Díaz, Benjamín Ortiz, Rubén Sánchez-Obregón, Fernando Walls and José L. García Ruano
DOI: https://doi.org/10.3998/ark.5550190.0006.618
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pp. 211 - 221
received Apr 1 2005; accepted May 18 2005; published May 21 2005;
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19. Enantioselective Michael reactions promoted by recoverable dimeric anthryl-derived Cinchona phase-transfer catalysts (EJ-1399CP)
Rafael Chinchilla, Patricia Mazón, Carmen Nájera, Francisco J. Ortega and Miguel Yus
DOI: https://doi.org/10.3998/ark.5550190.0006.619
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pp. 222 - 232
received Mar 23 2005; accepted May 18 2005; published May 21 2005;
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20. A new diastereoselective approach to the synthesis of α-hydroxy-ß-amino acids based on the frame of captodative olefins (EJ-1521CP)
Rafael Herrera, Hugo A. Jiménez-Vázquez and Joaquín Tamariz
DOI: https://doi.org/10.3998/ark.5550190.0006.620
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pp. 233 - 249
received Apr 22 2005; accepted Jun 7 2005; published Jun 20 2005;
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21. Synthesis of arylferrocenylketones (EJ-1542CP)
Cristina G. Rodríguez-Cendejas, Lanny S. Liebeskind and Eduardo Peña-Cabrera
DOI: https://doi.org/10.3998/ark.5550190.0006.621
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pp. 250 - 265
received May 24 2005; accepted Jun 21 2005; published Jun 30 2005;
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22. The search for aliphatic nitrenium ions from solvolysis of N-carboxylates and N-sulfonates (EJ-1506CP)
Huda Henry-Riyad, Shinjiro Kobayashi and Thomas T. Tidwell
DOI: https://doi.org/10.3998/ark.5550190.0006.622
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pp. 266 - 276
received Mar 30 2005; accepted Jun 21 2005; published Jun 30 2005;
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23. Preparation of phosphostatine and phosphoepistatine from L-leucine via high diastereoselective reduction of 3-amino-2-ketophosphonates (EJ-1547CP)
Ricardo De la Cruz-Cordero, Emanuel Hernández-Núñez, Mario Fernández-Zertuche, Miguel AngelMuñoz-Hernández and Mario Ordóñez
DOI: https://doi.org/10.3998/ark.5550190.0006.623
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pp. 277 - 286
received May 31 2005; accepted Jul 13 2005; published Jul 19 2005;
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24. An efficient and operationally convenient general synthesis of tertiary amines by direct alkylation of secondary amines with alkyl halides in the presence of Huenig’s base (EJ-1549CP)
Jason L. Moore, Stephen M. Taylor and Vadim A. Soloshonok
DOI: https://doi.org/10.3998/ark.5550190.0006.624
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pp. 287 - 292
received Jun 3 2005; accepted Jul 19 2005; published Jul 26 2005;
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25. Ester cleavage by S,S-(+)-tetrandrine bearing attached thiol groups (EJ-1585CP)
Karen Ochoa Lara, Carolina Godoy-Alcántar, Alexey V. Eliseev and Anatoly K. Yatsimirsky
DOI: https://doi.org/10.3998/ark.5550190.0006.625
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pp. 293 - 306
received Jun 29 2005; accepted Aug 11 2005; published Aug 16 2005;
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26. ß-Alkoxy-α,ß-unsaturated ketone systems in steroidal frameworks, and their conversion to 23,24- bisnorcholane lactones (EJ-1569CP)
Socorro Meza-Reyes, Jesús Sandoval-Ramírez, Sara Montiel-Smith, Guadalupe Hernández-Linares, Omar Viñas-Bravo, Roxana Martínez-Pascual, Maria A. Fernández-Herrera, José L. Vega-Báez, Penélope Merino-Montiel, Rosa L. Santillán, Norberto Farfán, Susana Rincón, Rosa E. del Río
DOI: https://doi.org/10.3998/ark.5550190.0006.626
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pp. 307 - 320
received Jun 25 2005; accepted Aug 11 2005; published Aug 17 2005;
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27. A fully-telescoped, aqueous, auxiliary-mediated asymmetric transformation (EJ-1566CP)
Mathew P.D. Mahindaratne, Brian A. Quiñones, Antonio Recio III, Erik A. Rodriguez, Frederick J. Lakner and George R. Negrete
DOI: https://doi.org/10.3998/ark.5550190.0006.627
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pp. 321 - 328
received Jun 22 2005; accepted Aug 12 2005; published Aug 17 2005;
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28. A convenient access to 1-substituted-2-azinyl-1-ethanones via acylation of alkylated azines with N-acylbenzotriazoles (EJ-1556CP)
Alan R. Katritzky, Ashraf A. A. Abdel-Fattah and Rena G. Akhmedova
DOI: https://doi.org/10.3998/ark.5550190.0006.628
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pp. 329 - 338
received Jun 15 2005; accepted Aug 12 2005; published Aug 17 2005;
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29. Approximate OH5 ring conformation of 2,3-O-carbonate protected α- and ß-L-rhamnopyranosides as confirmed by X-ray crystallography (EJ-1580CP)
David Crich, A. U. Vinod, John Picione and Donald J. Wink
DOI: https://doi.org/10.3998/ark.5550190.0006.629
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pp. 339 - 344
received Jun 29 2005; accepted Aug 12 2005; published Aug 17 2005;
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30. The thermochemistry of alkanethiols and thioethers. Estimation of the enthalpies of formation of 1,3-dithiapropane and 1,3,5-trithiapentane (EJ-1546CP)
Rafael Notario and María Victoria Roux
DOI: https://doi.org/10.3998/ark.5550190.0006.630
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pp. 345 - 355
received May 30 2005; accepted Aug 11 2005; published Aug 18 2005;
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31. Improved approaches in the synthesis of new 2-(1,3-thiazolidin-2Z-yliden)acetophenones (EJ-1528CP)
M. Carmen Ortega-Alfaro, José G. López-Cortés, Hiram Rangel Sánchez, Rubén A. Toscano, Guillermo Penieres Carrillo, Cecilio Álvarez-Toledano
DOI: https://doi.org/10.3998/ark.5550190.0006.631
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pp. 356 - 365
received May 3 2005; accepted Aug 12 2005; published Aug 18 2005;
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32. Synthesis and characterization of new (N→B) phenyl substituted[N-benzyliminodiacetate-O,O′,N]boranes (EJ-1581CP)
Teresa Mancilla, Luis S. Zamudio-Rivera, Hiram, I. Beltrán, Rosa Santillan and Norberto Farfán
DOI: https://doi.org/10.3998/ark.5550190.0006.632
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pp. 366 - 376
received Jun 29 2005; accepted Aug 12 2005; published Aug 18 2005;
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33. Asymmetric propionate aldol reactions of a chiral lithium enolate accessible from direct enolization with n-butyllithium (EJ-1555CP)
Claudio Palomo, Mikel Oiarbide, Enrique Gómez-Bengoa, Antonia Mielgo, M. Concepción González-Rego, Jesús M. García, Alberto González, José M. Odriozola, Patricia Bañuelos, Anthony Linden
DOI: https://doi.org/10.3998/ark.5550190.0006.633
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pp. 377 - 392
received Jun 14 2005; accepted Aug 12 2005; published Aug 22 2005;
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34. Further studies on the reduction of benzylic alcohols by hypophosphorous acid/iodine (EJ-1559CP)
Paul E. Gordon, Albert J. Fry and Latorya D. Hicks
DOI: https://doi.org/10.3998/ark.5550190.0006.634
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pp. 393 - 400
received Jun 17 2005; accepted Aug 15 2005; published Aug 23 2005;
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35. Switching from twisted to planar oxamide molecular cavities through intramolecular three centered hydrogen bonding (EJ-1588CP)
Itzia I. Padilla-Martínez, Francisco J. Martínez-Martínez, Cristian I. Guillén-Hernández, María Chaparro-Huerta, Laura C. Cabrera-Pérez, Carlos Z. Gómez-Castro, Beatriz A. López-Romero and Efrén V. García-Báez
DOI: https://doi.org/10.3998/ark.5550190.0006.635
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pp. 401 - 415
received Jul 1 2005; accepted Aug 18 2005; published Aug 23 2005;
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36. Synthesis of the new ring systems indeno[1,2-d]pyrimidinones, indeno[1,2-e]pyrrolo[1,2-a]pyrimidinones and indeno[1,2-e]pyrimido[1,2-a]izoindoles (EJ-1558CP)
Márta Palkó, Máté Dervarics, Ferenc Fülöp
DOI: https://doi.org/10.3998/ark.5550190.0006.636
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pp. 416 - 427
received Jun 17 2005; accepted Aug 20 2005; published Aug 23 2005;
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37. The first example of macrolactonization of ω-hydroxy acids catalyzed by calcined Mg–Al hydrotalcite (EJ-1578CP)
Jorge Cárdenas, José Antonio Morales-Serna, Ericka Sánchez, Rubén Gaviño, Leticia Lomas, Nahí Guerra, Guillermo Negrón
DOI: https://doi.org/10.3998/ark.5550190.0006.637
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pp. 428 - 435
received Jun 28 2005; accepted Aug 26 2005; published Aug 30 2005;
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38. Fluorescence microscopy in the intracellular localization of non-cationic porphyrins in malignant cells (EJ-1536CP)
Efraín Barragán, Barbara Gordillo, Genaro Vargas, Ma. Teresa Cortez, Blanca E. Jaramillo, Saúl Villa-Treviño, Samia Fattel-Fazenda, Jaime Ortega and Luis Velazco
DOI: https://doi.org/10.3998/ark.5550190.0006.638
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pp. 436 - 448
received May 16 2005; accepted Aug 26 2005; published Aug 30 2005;
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39. Assignment of vibrational spectra of labdatriene derivatives and ambers: A combined experimental and density functional theoretical study (EJ-1567CP)
Manuel Villanueva-García, Antonio Martínez-Richa and Juvencio Robles
DOI: https://doi.org/10.3998/ark.5550190.0006.639
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pp. 449 - 458
received Jun 22 2005; accepted Sep 25 2005; published Oct 6 2005;
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40. Hybridization and cellular uptake properties of lipophilic oligonucleotide-dendrimer conjugates (EJ-1577CP)
Konstantinos Skobridis, Dieter Hüsken, Paul Nicklin and Robert Häner
DOI: https://doi.org/10.3998/ark.5550190.0006.640
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pp. 459 - 469
received Jun 28 2005; accepted Sep 25 2005; published Oct 6 2005;
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41. 1-Methylthio-3-lithioisoquinoline. The first simple isoquinoline derivative lithiated at the 3-position (EJ-1564CP)
Joseph M. Muchowski
DOI: https://doi.org/10.3998/ark.5550190.0006.641
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pp. 470 - 479
received Jun 22 2005; accepted Oct 4 2005; published Oct 7 2005;
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42. Several reactions of tantalum-imine complexes with isocyanates, a hydrazone, and imides (EJ-1650CP)
Haruka Shimizu, Miho Ohsumi, Shu Kobayashi
DOI: https://doi.org/10.3998/ark.5550190.0006.642
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pp. 480 - 494
received Aug 24 2005; accepted Oct 26 2005; published Dec 2 2005;
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