1H, 13C, and 19F NMR studies of phencyclone adducts of N-(polyhalophenyl)maleimides: Evidence for dynamic NMR in maleamic acids - Ab initio calculations for optimized structures
COSY; Dynamic NMR; Hartree Fock; HETCOR; Hindered rotations; Magnetic anisotropy; Molecular modeling; One and two dimensional (1D and 2D) NMR
Indexed keywords
FLUORINE;
HALOGEN;
KETONE DERIVATIVE;
MALEIC ACID DERIVATIVE;
MALEIMIDE DERIVATIVE;
N (2,3,4,5,6 PENTACHLOROPHENYL)MALEIMIDE;
N (2,3,5,6 TETRAFLUOROPHENYL)MALEAMIC ACID;
N (2,3,5,6 TETRAFLUOROPHENYL)MALEIMIDE;
N (2,4,6 TRIBROMOPHENYL)MALEIMIDE;
N (4 BROMO 2,3,5,6 TETRAFLUOROPHENYL)MALEAMIC ACID;
N (4 BROMO 2,3,5,6 TETRAFLUOROPHENYL)MALEIMIDE;
N (4 BROMO 2,6 DIFLUOROPHENYL)MALEAMIC ACID;
N (4 BROMO 2,6 DIFLUOROPHENYL)MALEIMIDE;
PHENYL GROUP;
UNCLASSIFIED DRUG;
AB INITIO CALCULATION;
ANALYTIC METHOD;
ANISOTROPY;
ARTICLE;
CARBON NUCLEAR MAGNETIC RESONANCE;
CHEMICAL ANALYSIS;
CHEMICAL REACTION KINETICS;
CHEMICAL STRUCTURE;
DIELS ALDER REACTION;
GEOMETRY;
NUCLEAR MAGNETIC RESONANCE SPECTROSCOPY;
PROTON NUCLEAR MAGNETIC RESONANCE;
REACTION OPTIMIZATION;
SPECTROSCOPY;
STRUCTURE ANALYSIS;
TEMPERATURE DEPENDENCE;
Molecular design by cycloaddition reactions. XXV. High peri- and regiospecificity of phencyclone
T. Sasaki, K. Kanematsu, and K. Iizuka Molecular design by cycloaddition reactions. XXV. High peri- and regiospecificity of phencyclone J. Org. Chem. 41 7 1976 1105 1112
Synthesis of Diels-Alder adducts of phencyclone and NMR studies of hindered rotations of unsubstituted bridgehead phenyls: Microscale experiments in organic chemistry
(98) 02192-4
R. Callahan, K. Bynum, R. Prip, R. Rothchild, Synthesis of Diels-Alder adducts of phencyclone and NMR studies of hindered rotations of unsubstituted bridgehead phenyls: microscale experiments in organic chemistry, The Chemical Educator 1998 3 (2): S1430-4171 (98) 02192-4, http://journals.springer-ny.com/ chedr.
NMR studies of hindered rotation. The Diels-Alder adduct of phencyclone with N-n-propylmaleimide: Restricted motion of bridgehead phenyls
K. Bynum, and R. Rothchild NMR studies of hindered rotation. The Diels-Alder adduct of phencyclone with N-n-propylmaleimide: restricted motion of bridgehead phenyls Spectrosc. Lett. 29 8 1996 1599 1619
NMR studies of hindered rotation. The Diels-Alder adduct of N-n-butylmaleimide with phencyclone: Restricted motion of bridgehead phenyls
K. Bynum, and R. Rothchild NMR studies of hindered rotation. The Diels-Alder adduct of N-n-butylmaleimide with phencyclone: restricted motion of bridgehead phenyls Spectrosc. Lett. 29 8 1996 1621 1634
NMR studies of hindered rotation of unsubstituted bridgehead phenyl rings in the phencyclone-norbornadiene adduct
L.A. LaPlanche, Y. Xu, R. Benshafrut, R. Rothchild, and E.A. Harrison Jr. NMR studies of hindered rotation of unsubstituted bridgehead phenyl rings in the phencyclone-norbornadiene adduct Spectrosc. Lett. 26 1 1993 79 101
Assignment of 13C resonances in the phencyclone-norbornadiene adduct via 2D NMR. 13C evidence for hindered rotation of unsubstituted bridgehead phenyl rings
Y. Xu, L.A. LaPlanche, and R. Rothchild Assignment of 13C resonances in the phencyclone-norbornadiene adduct via 2D NMR. 13C evidence for hindered rotation of unsubstituted bridgehead phenyl rings Spectrosc. Lett. 26 1 1993 179 196
Analysis of hindered rotation and magnetic anisotropy by NMR. Models for drugs and agricultural compounds. The Diels-Alder adduct of phencyclone with N-carbamoylmaleimide
K. Bynum, and R. Rothchild Analysis of hindered rotation and magnetic anisotropy by NMR. Models for drugs and agricultural compounds. The Diels-Alder adduct of phencyclone with N-carbamoylmaleimide Spectrosc. Lett. 30 4 1997 727 749
NMR studies of crowded Diels-Alder adducts of phencyclone with N-(2,6-dialkylphenyl)maleimides. Hindered rotations and magnetic anisotropy
O. Ramirez III, R. Tokhunts, and R. Rothchild NMR studies of crowded Diels-Alder adducts of phencyclone with N-(2,6-dialkylphenyl)maleimides. Hindered rotations and magnetic anisotropy Spectrosc. Lett. 37 4 2004 421 436
NMR studies of hindered rotation and magnetic anisotropy: The Diels-Alder adducts of phencyclone with N-phenylmaleimide and N-(2-trifluoromethylphenyl) maleimide. Ab initio calculations for optimized structures
K. Marshall, and R. Rothchild NMR studies of hindered rotation and magnetic anisotropy: The Diels-Alder adducts of phencyclone with N-phenylmaleimide and N-(2-trifluoromethylphenyl)maleimide. Ab initio calculations for optimized structures Spectrosc. Lett. 37 5 2004
NMR studies of crowded Diels-Alder adducts of 3,6-dibromophencyclone with N-(2,6-dialkylphenyl)maleimides. Hindered rotations and magnetic anisotropy. Ab initio calculations for optimized structures of the precursor maleimides and their adducts with phencyclone and 3,6-dibromophencyclone
R. Tokhunts, O. Ramirez III, and R. Rothchild NMR studies of crowded Diels-Alder adducts of 3,6-dibromophencyclone with N-(2,6-dialkylphenyl) maleimides. Hindered rotations and magnetic anisotropy. Ab initio calculations for optimized structures of the precursor maleimides and their adducts with phencyclone and 3,6-dibromophencyclone Spectrosc. Lett. 37 5 2004
Syntheses of phencyclone analogs. Applications for NMR studies of hindered rotations and magnetic anisotropy in crowded Diels-Alder adducts
DOI 10.1007/s00897010488a.
R. Callahan, K. Marshall, R. Rothchild, K. Rosmarion, Syntheses of phencyclone analogs. Applications for NMR studies of hindered rotations and magnetic anisotropy in crowded Diels-Alder adducts. The Chemical Educator [online] 2001, 6, 227234 DOI 10.1007/s00897010488a.
Synthesis of N-(fluorophenyl)maleamic acids and N-(fluorophenyl) maleimides
J.M. Barrales-Rienda, J. Gonzalez Ramos, and M. Sanchez Chaves Synthesis of N-(fluorophenyl)maleamic acids and N-(fluorophenyl)maleimides J. Fluorine Chem. 9 4 1977 293 308
Homopolymerization of N-(pentachlorophenyl)maleimide and N-(2,4,6-tribromophenyl)maleimide
K. Bouchal, M. Ryska, and F. Hrabák Homopolymerization of N-(pentachlorophenyl)maleimide and N-(2,4,6-tribromophenyl)maleimide Makromol. Chem. 178 1 1977 55 68 (Chem. Abstr. 86: 90323)
Phencyclone Diels-Alder adducts as a new crystalline host. Role of CH····π and CH····O interactions
M. Eto, K. Setoguchi, A. Harada, E. Sugiyama, and K. Harano Phencyclone Diels-Alder adducts as a new crystalline host. Role of CH·· ··π and CH····O interactions Tetrahedron Lett. 39 52 1998 9751 9754
Non-hydroxylic clathrate hosts of [4 + 2]π cycloadducts of phencyclone and N-arylmaleimides: Recognition of aromatic guests
Y. Yoshitake, J. Misaka, K. Setoguchi, M. Abe, T. Kawaji, M. Eto, and K. Harano Non-hydroxylic clathrate hosts of [4 + 2]π cycloadducts of phencyclone and N-arylmaleimides: recognition of aromatic guests J. Chem. Soc., Perkin Trans. 2 9 2002 1611 1619
Carboxylic acid clathrate hosts of Diels-Alder adducts of phencyclone and 2-alkenoic acids. Role of bidentate CH····O hydrogen bonds between the phenanthrene and carbonyl groups in host-host networks
Y. Yoshitake, J. Misaka, M. Abe, M. Yamasaki, M. Eto, and K. Harano Carboxylic acid clathrate hosts of Diels-Alder adducts of phencyclone and 2-alkenoic acids. Role of bidentate CH····O hydrogen bonds between the phenanthrene and carbonyl groups in host-host networks Org. Biomol. Chem. 1 7 2003 1240 1249
Proton and carbon-13 NMR studies of the phencyclone adducts of medium alkyl chain-length N-n-alkylmaleimides. Hindered rotations and magnetic anisotropic effects. Ab initio calculations for optimized structures
O. Sklyut, R. Prip, N. Azar, R. Callahan, and R. Rothchild Proton and carbon-13 NMR studies of the phencyclone adducts of medium alkyl chain-length N-n-alkylmaleimides. Hindered rotations and magnetic anisotropic effects. Ab initio calculations for optimized structures Spectrosc. Lett. 37 5 2004