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Author:Ruchardt

56 matching references were found.

Beckhaus, H-D.; Kratt, G.; Lay, K.; Geiselmann, J.; Ruchardt, C.; Kitschke, B.; Lindner, H.J., 3,4-dicyclohexyl-3,4-dimethylhexan - Standardbildungsenthalpie, thermische Stabilitat und Struktur, Chem. Ber., 1980, 113, 3441-3455. [all data]

Schmittel, M.; Schultz, A.; Ruchardt, C.; Hadicke, E., Aliphatic azo compounds. XIII. cis- and trans-1-Azonorbornane, Chem. Ber., 1981, 114, 3533-3548. [all data]

Hellmann, S.; Beckhaus, H-D.; Ruchardt, C., Thermolabile hydrocarbons. XIX. Syntheses, spectra, structures, and strain of highly branched pentanes, Chem. Ber., 1983, 116, 2219-22. [all data]

Kratt, G.; Beckhaus, H.D.; Bernlohr, W.; Ruchardt, C., Thermolabile kohlenwasserstoffe. XVII. Verbrennungsenthalpie und bildungsenthalpie von zehn sym.-tetraalkyl-1,2-diarylethanen, Thermochim. Acta, 1983, 62, 279-194. [all data]

Zamkanei, M.; Kaiser, J.H.; Birkhofer, H.; Beckhaus, H.D.; Ruchardt, C., Substituent effects on carbon-carbon bond strength. 5. Kinetics and thermochemistry of the homolytic dissociation of meso- and D,L-2,3,-diphenylsuccinonitrile, Chem. Ber., 1983, 116, 3216-32. [all data]

Beckhaus, H.D.; Ruchardt, C.; Smisek, M., Anwendung von kraftfeldrechnungen. VI. Verbrennungsenthalpie und bildungsenthalpie von 4-carbomethoxy-homocuban und homocuban-4-carbonsaure-ein testfall zur berechnung von bildungsenthalpien nach dem kraftfeldverfahren, Thermochim. Acta, 1984, 79, 149-159. [all data]

Flamm-ter Meer, M.A.; Beckhaus, H.D.; Ruchardt, C., Thermolabile kohlenwasserstoffe XXVI. Bildungsenthalpie von 1,1,2,2-tetra-tert-butylethan, Thermochim. Acta, 1984, 80, 81-89. [all data]

Flamm-ter Meer, M.A.; Beckhaus, H.D.; Ruchardt, C., Thermolabile kohlenwasserstoffe. XXIX. Verbrennungsenthalpie und sublimationsenthalpie von tri-tert-butylmethan, Thermochim. Acta, 1986, 107, 331-338. [all data]

Meier, M.; Dogan, B.; Beckhaus, H.; Ruchardt, C., Heats of formation and heats of isomerization of isocyanides, New J. Chem., 1987, 11, 1-6. [all data]

Schmittel, M.; Ruchardt, C., Stereoisomerization and homolytic decomposition of cis and trans bridgehead diazenes, J. Am. Chem. Soc., 1987, 109, 2750-2759. [all data]

Beckhaus, H.D.; Dogan, B.; Verevkin, S.; Hadrich, J.; Ruchardt, C., Dependence of anomeric stabilization on structure in acetals, Angew. Chem. Int. Ed. Engl., 1990, 29, 320-321. [all data]

Beckhaus, H.D.; Dogan, B.; Schaetzer, J.; Hellmann, S.; Ruchardt, C., Thermische stabilitat und bildungsenthalpie von 1,2,2,2- und 1,1,1,2- tetraphenylethan. - Die stabilisierungsenergien von benzhydryl- und triphenylmethyl-radikalen, Chem. Ber., 1990, 123, 137-144. [all data]

Pakusch, J.; Beckhaus, H.-D.; Ruchardt, C., Resonanzstabilisierung von Alkylradikalen durch zwei geminale Cyangruppen, Chem. Ber., 1991, 124, 1191-1198. [all data]

Beckhaus, H.-D.; Ruchardt, C.; Kao, M.; Diederich, F.; Foote, C.S., Die stabilitat von buckminsterfulleren C60: Experimentelle bestimmung der bildungswarme, Angew. Chem., 1992, 104, 69-70. [all data]

Verevkin, S.P.; Beckhaus, H.-D.; Ruchardt, C., Geminale substituenteneffekte Teil 5«alpha». Standardbildungsenthalpien von alkylsubstituierten Malonsaure- und «alpha»-aminocarbonsaureestern, Thermochim. Acta, 1992, 197, 27-39. [all data]

Engel, P.S.; Wang, C.; Chen, Y.; Ruchardt, C.; Beckhaus, H.-D., Synthesis, thermochemistry, and reactions of vicinal bis(azoalkanes). The chemistry «alpha»- and «beta»-azo radicals, J. Am. Chem. Soc., 1993, 115, 65-74. [all data]

Herberg, C.; Beckhaus, H.-D.; Kortvelyesi, T.; Ruchardt, C., Thermolabile hydrocarbons. 32. Competing core rearrangement and homolytic decomposition of mego- and DL-3,4-di-cyclohexen-1-yl,2,2,5,5-tetramethylhexane, Chem. Ber., 1993, 126, 117-127. [all data]

Schulze, R.; Beckhaus, H.-D.; Ruchardt, C., Kinetische und thermodynamische Stabilitat von «alpha»-alkylierten «alpha»-Amino-carbonsaureestern - Stabilisierungsenergie von «alpha»-Amino-«alpha»-(ethoxycarbonyl)alkyl-Radikalen, Chem. Ber., 1993, 126, 1031-1038. [all data]

Beckhaus, H.-D.; Ruchardt, C.; Lagerwall, D.R.; Paquette, L.A.; Wahl, F.; Prinzbach, H., Experimental enthalpies of formation and strain energies for the caged C20H20 pagodane and dodecahedrane frameworks, J. Am. Chem. Soc., 1994, 116, 11775-11778. [all data]

Beckhaus, H.-D.; Verevkin, S.; Ruchardt, C.; Diederich, F.; Thilgen, C.; Meer, H.-U.; Mohn, H.; Muller, W., C70 is more stable than C60: experimental determination of the heat of formation of C70, Angew. Chem. Int. Ed. Engl., 1994, 106, 996-998. [all data]

Rakus, K.; Verevkin, S.P.; Schatzer, J.; Beckhaus, H.-D.; Ruchardt, C., Thermochemistry and thermal decomposition of 9,9'-bifluorenyl and 9,9'-dimethyl-9,9'-bifluorenyl - the stabilization energy of 9-fluorenyl radicals, Chem. Ber., 1994, 127, 1095-1103. [all data]

Schaffer, F.; Beckhaus, H.-D.; Rieger, H.-J.; Ruchardt, C., Uncatalyzed transfer hydrogenation of benzhydryl fluoride by 9,10-dihydroanthracene, Chem. Ber., 1994, 127, 557-563. [all data]

Welle, f.; Verevkin, S.P.; Keller, M.; Beckhaus, H.-D.; Ruchardt, C., Kinetische und thermodynamische Stabilitat von 2,3-Bis(dialkylamino)-1,4-diketonen - Stabilisierungsenergie capto-dativ substituierter «alpha»-Dialkylamino-«alpha»-Carbonylalkyl-Radikale, Chem. Ber., 1994, 127, 697-710. [all data]

Rakus, K.; Verevkin, S.P.; Keller, M.; Beckhaus, H.-D.; Ruchardt, C., Radical stabilization enthalpies of «alpha»,«alpha»-bis(methoxycarbonyl)alkyl and tris(methoxycarbonyl)methyl radicals, Liebigs Ann. Chem., 1995, 1483-1493. [all data]

Verevkin, S.P.; Beckhaus, H.-D.; Ruchardt, C., Geminale substituenteneffekte. Teil 6. Standardbildungsenthalpien von alkylsubstituierten-alkoxynitrilen und «alpha»-cyano-carbonsaureestern, Thermochim. Acta, 1995, 249, 1-11. [all data]

Verevkin, S.P.; Zuffle, S.; Beckhaus, H.-D.; Ruchardt, C., Geminale substituenteneffekte. Teil 13. Standardbildungsenthalpien von alkylsubstituierten «alpha»-amino-carbonsaureestern, Thermochim. Acta, 1995, 285, 1-10. [all data]

Herberg, C.; Verevkin, S.P.; Nolke, M.; Beckhaus, H.-D.; Ruchardt, C., Kinetics of the generation of 1,3-di-tert-butylallyl radicals by thermal CC bond cleavage reactions, Liebigs Ann. Chem., 1995, 515-522. [all data]

Verevkin, S.P.; Nolke, M.; Beckhaus, H.D.; Ruchardt, C., Enthalpies of formation of hexaethylethane, octamethylhexane, and tri-tert-butylmethane. Extremely strained hydrocarbons, J. Org. Chem., 1997, 62, 4683-4686. [all data]

Verevkin, S.P.; Peng, W.-H.; Beckhaus, H.D.; Ruchardt, C., Thermochemical study of aliphatic and phenyl-substituted germinal diacetates, Struct. Chem., 1996, 7, 397-404. [all data]

Verevkin, S.P.; Beckhaus, H.-D.; Belen'kaja, R.S.; Rakus, K.; Ruchardt, C., Geminal substituent effects Part 9. Standard enthalpies of formation and strain free increments of branched esters and ethers, Thermochim. Acta, 1996, 279, 47-64. [all data]

Rakus, K.; Verevkin, S.P.; Peng, W.-H.; Beckhaus, H.D.; Ruchardt, C., The anomeric effect in orthoesters - the concept of geminal pairwise interactions for the interpretation of standard enthalpies of formation, Liebigs Ann., 1995, 2059-2067. [all data]

Welle, F.M.; Verevkin, S.P.; Beckhaus, H.-D.; Ruchardt, C., Stabilization of the cyano(dimethylamino)methyl radical - synergistic effect due to interaction between «alpha»-cyano groups on the radical stabilization energy, Liebigs Ann., 1997, 155-163. [all data]

Schaffer, F.; Verevkin, S.P.; Rieger, H.J.; Beckhaus, H.D.; Ruchardt, C., Enthalpies of formation of a series of fluorinated hydrocarbons and strain-free group increments to assess polar and anomeric stabilization and strain, Liebigs Ann., 1997, 1333-1344. [all data]

Meer, M.A. Flamm-Ter; Beckhaus, H.D.; Rüchardt, C., Thermolabile kohlenwasserstoffe. XXVI. Bildungsenthalpie von 1,1,2,2-tetra-tert-butylethan, Thermochimica Acta, 1984, 80, 1, 81-89, https://doi.org/10.1016/0040-6031(84)87185-3 . [all data]

Meier, M.; Dogan, B.; Beckhaus, H.D.; Rüchardt, C., Heats of formation and heats of isomerization of isocyanides, New J. Chem., 1987, 11, 1, 1. [all data]

Verevkin, S.P.; Kümmerlin, M.; Beckhaus, H.-D.; Galli, C.; Rüchardt, C., Geminal substituent effects, 16 - Do alkoxycarbonyl substituents stabilize small cycloalkane rings?, Eur. J. Org. Chem., 1998, 4, 579. [all data]

Beckhaus, H.-D.; Dogan, B.; Pakusch, J.; Verevkin, S.; Ruchardt, C., Geminale Substituenteneffekte, 4. Abhängigkeit des inversen anomeren Effektes geminaler Nitril-Gruppen von der Struktur, Chem. Ber., 1990, 123, 11, 2153, https://doi.org/10.1002/cber.19901231111 . [all data]

Verevkin, S.P.; Dogan, B.; Hadrich, J.; Beckhaus, H.-D.; Rüchardt, C., Geminale Substituenteneffekte. VIII. Standardbildungsenthalpien von Acetalen, J. Prakt. Chem., 1995, 337, 1, 93, https://doi.org/10.1002/prac.19953370122 . [all data]

Gerst, M.; Rüchardt, C., H-Transferreaktionen mit Phenalen, Chem. Ber., 1993, 126, 4, 1039, https://doi.org/10.1002/cber.19931260426 . [all data]

Verevkin, S.P.; Beckhaus, H.D.; Ruchardt, C., Geminal Substitutent Effect Part 5. Standard Heat of Formation of Alkyl Substituted Malonic Acid and «alpha»-Carboxylic Acid Esters, Thermochim. Acta, 1992, 197, 27. [all data]

Fritzsche, K.; Dogan, B.; Beckhaus, H.D.; Ruchardt, C., Geminal substituents effect. Part I. Thermochemistry of 1-nitro-, 2-nitro-, 2,2-dinitro- and 2-cyano-2-nitroadamantane, Thermochim. Acta, 1990, 160, 147-59. [all data]

Dogan, B.; Beckhaus, H.D.; Birkhofer, H.; Ruchardt, C., Chem. Ber., 1990, 123, 1365. [all data]

Anderson, J.E.; Bettels, B.R.; Hoffmann, H.M.R.; Pauluth, D.; Hellmann, S.; Beckhaus, H.D.; Ruchardt, C., Two-fold rotational barriers in 1,1,2,2-tetrasubstituted ethanes. A dynamic NMR and molecular mechanics study of some highly-branched saturated hydrocarbons, Tetrahedron, 1988, 44, 3701. [all data]

Flamm-Ter, M.A.; Beckhaus, H.D.; Ruchardt, C., Thermochim. Acta, 1984, 1984, 81. [all data]

Beckhaus, H.D.; Ruchardt, C.; Smisek, M., Thermochim. Acta, 1984, 79, 149. [all data]

Bernlohr, W.; Beckhaus, H.D.; Ruchardt, C., Tetracyclopropylsuccinonitrile, Chem. Ber., 1984, 117, 1026. [all data]

Verevkin, Sergei P.; Kümmerlin, Martin; Hickl, Ernst; Beckhaus, Hans-Dieter; Rüchardt, Christoph; Kozhushkov, Sergei I.; Haag, Rainer; Boese, Roland; Benet-Bucholz, Jordi; Nordhoff, Karsten; Meijere, Armin de, Thermochemical and X-ray Crystallographic Investigations of Some (CH)10 Hydrocarbons: Basketene, Nenitzescu's Hydrocarbon, and Snoutene, Eur. J. Org. Chem., 2002, 2002, 14, 2280-262, https://doi.org/10.1002/1099-0690(200207)2002:14<2280::AID-EJOC2280>3.0.CO;2-R . [all data]

Chickos, James S.; Hesse, Donald G.; Hosseini, Sarah; Liebman, Joel F.; David Mendenhall, G.; Verevkin, Sergej P.; Rakus, Klaus; Beckhaus, Hans-Dieter; Rüchardt, Christoph, Enthalpies of vaporization of some highly branched hydrocarbons, The Journal of Chemical Thermodynamics, 1995, 27, 6, 693-705, https://doi.org/10.1006/jcht.1995.0071 . [all data]

Verevkin, Sergey P.; Morgenthaler, Jens; Rüchardt, Christoph, Thermochemistry of imines: experimental standard molar enthalpies of formation, The Journal of Chemical Thermodynamics, 1997, 29, 10, 1175-1183, https://doi.org/10.1006/jcht.1997.0242 . [all data]

Verevkin, Sergey P.; Züffle, Stephan; Beckhaus, Hans-Dieter; Rüchardt, Christoph, Geminale substituenteneffekte. Teil 13. Standardbildungsenthalpien von alkylsubstituierten «alpha»-Amino-carbonsäureestern, Thermochimica Acta, 1996, 285, 1, 1-10, https://doi.org/10.1016/0040-6031(96)02871-7 . [all data]

Beckhaus, Hans-Dieter; Rüchardt, Christoph, Darstellung und thermolyse von hexaäthyläthan, Tetrahedron Letters, 1973, 14, 22, 1971-1974, https://doi.org/10.1016/S0040-4039(01)96096-4 . [all data]

Beckhaus, Hans-Dieter; Faust, Rüdiger; Matzger, Adam J.; Mohler, Debra L.; Rogers, Donald W.; Rüchardt, Christoph; Sawhney, Ajai K.; Verevkin, Sergey P.; Vollhardt, K. Peter C.; Wolff, Stefan, The Heat of Hydrogenation of (a) Cyclohexatriene, J. Am. Chem. Soc., 2000, 122, 32, 7819-7820, https://doi.org/10.1021/ja001274p . [all data]

de Meijere, Armin; Kozhushkov, Sergei I.; Rauch, Karsten; Schill, Heiko; Verevkin, Sergey P.; Kümmerlin, Martin; Beckhaus, Hans-Dieter; Rüchardt, Christoph; Yufit, Dmitrii S., Heats of Formation of [2.2]Paracyclophane-1-ene and [2.2]Paracyclophane-1,9-diene - An Experimental Study, J. Am. Chem. Soc., 2003, 125, 49, 15110-15113, https://doi.org/10.1021/ja0374628 . [all data]

Linden, Anthony; Beckhaus, Hans-Dieter; Verevkin, Sergey P.; Rüchardt, Christoph; Ganguly, Bishwajit; Fuchs, Benzion, trans- versus cis -1,3,5,7-Tetraoxadecalin: A Structural, Thermochemical, and Computational Study 1 a, J. Org. Chem., 1998, 63, 23, 8205-8211, https://doi.org/10.1021/jo9807215 . [all data]

Verevkin, Sergey P.; Beckhaus, Hans-Dieter; Schüle, Ursula; Rüchardt, Christoph, Structural Chemistry, 1998, 9, 1, 1-7, https://doi.org/10.1023/A:1022475329407 . [all data]

Verevkin, S.P.; Bekhaus, H.D.; Ruchardt, K., Geminal interaction of substituents in Vses. Konf. Khim. Term. Kalorim., 13th, Krasnoyarsk, p 112, 1991. [all data]