LONG-RANGE INTRINSIC NMR ISOTOPE SHIFTS AS A PROBE OF HYPERCONJUGATION - DEMONSTRATION OF THE ANGULAR-DEPENDENCE IN BICYCLIC CARBOCATIONS

被引：23

作者：

FORSYTH, DA

BOTKIN, JH

OSTERMAN, VM

机构：

来源：

JOURNAL OF THE AMERICAN CHEMICAL SOCIETY | 1984年 / 106卷 / 25期

关键词：

D O I：

10.1021/ja00337a001

中图分类号：

O6 [化学];

学科分类号：

0703 ;

摘要：

引用

页码：7663 / 7666

页数：4

共 40 条

[1] STERIC EFFECTS IN BICYCLIC SYSTEMS .4. BASE-CATALYZED ENOLIZATION OF BICYCLO[2.2.2]OCTAN-2-ONE, BICYCLO[2.2.1]HEPTAN-2-ONE, AND BICYCLO[2.1.1.]HEXAN-2-ONE [J].

ABAD, GA ;

JINDAL, SP ;

TIDWELL, TT .

JOURNAL OF THE AMERICAN CHEMICAL SOCIETY, 1973, 95 (19) :6326-6331

[2] DISCRIMINATION BETWEEN EXO-3,2-METHYL AND ENDO-3,2-METHYL SHIFTS IN SUBSTITUTED 2-NORBORYNL CATIONS ON THE (+)-CAMPHENILONE ROUTE TO (-)-ALBENE [J].

BALDWIN, JE ;

BARDEN, TC .

JOURNAL OF THE AMERICAN CHEMICAL SOCIETY, 1983, 105 (22) :6656-6662

[3]

BANERJEE S, 1975, CAN J CHEM, V53, P1099

[4] STRUCTURAL EFFECTS IN SOLVOLYTIC REACTIONS .40. C-13 NUCLEAR MAGNETIC-RESONANCE STUDIES OF CARBOCATIONS .8. ANOMALOUS C-13 CHEMICAL-SHIFTS WITH INCREASING ELECTRON DEMAND IN THE 2-ARYL-2-NORBORNYL CATIONS AND RELATED SYSTEMS - EVIDENCE THAT THESE ANOMALOUS SHIFTS ARE NOT DIAGNOSTIC FOR THE ONSET OF NONCLASSICAL-SIGMA-BRIDGINGLE [J].

BROWN, HC ;

PERIASAMY, M ;

KELLY, DP ;

GIANSIRACUSA, JJ .

JOURNAL OF ORGANIC CHEMISTRY, 1982, 47 (11) :2089-2101

[5] ETHYLENE AND TERMINAL OLEFIN EQUIVALENT IN [4+2]PI-CYCLOADDITIONS - GENERAL SYNTHETIC APPLICATION OF PHENYL VINYL SULFONE TO THE CONSTRUCTION OF FUNCTIONALIZED 6-MEMBERED RINGS [J].

CARR, RVC ;

PAQUETTE, LA .

JOURNAL OF THE AMERICAN CHEMICAL SOCIETY, 1980, 102 (02) :853-855

[6]

DEFREES DJ, 1979, J AM CHEM SOC, V101, P5532, DOI 10.1021/ja00513a013

[7] CONFORMATIONAL DEPENDENCE OF SECONDARY BETA-DEUTERIUM ISOTOPE EFFECTS [J].

DEFREES, DJ ;

HEHRE, WJ ;

SUNKO, DE .

JOURNAL OF THE AMERICAN CHEMICAL SOCIETY, 1979, 101 (09) :2323-2327

[8] GROUND-STATES OF MOLECULES .34. MINDO-3 CALCULATIONS FOR NONCLASSICAL IONS [J].

DEWAR, MJS ;

HADDON, RC ;

KOMORNICKI, A ;

RZEPA, H .

JOURNAL OF THE AMERICAN CHEMICAL SOCIETY, 1977, 99 (02) :377-385

[9] ISOTOPE EFFECTS OF BENZYLIC DEUTERONS ON CHEMICAL-SHIFTS OF ORTHO CARBONS - CORRELATION WITH PI-BOND ORDERS AS AN INDICATION OF A HYPERCONJUGATIVE CONTRIBUTION [J].

ERNST, L ;

HOPF, H ;

WULLBRANDT, D .

JOURNAL OF THE AMERICAN CHEMICAL SOCIETY, 1983, 105 (13) :4469-4470

[10] DEUTERIUM-ISOTOPE EFFECTS ON C-13 CHEMICAL-SHIFTS IN CYCLOPHANES - DESHIELDING INTRINSIC THROUGH-SPACE AND THROUGH-BOND EFFECTS [J].

ERNST, L ;

ELTAMANY, S ;

HOPF, H .

JOURNAL OF THE AMERICAN CHEMICAL SOCIETY, 1982, 104 (01) :299-300

← 1 2 3 4 →