Nuclear magnetic resonance study of ring inversion and nitrogen inversion in substituted ethylenediamine complexes of praseodymium

1976 ◽  
pp. 7 ◽  
Author(s):  
Dennis F. Evans ◽  
George C. de Villardi
Keyword(s):  
Nuclear Magnetic Resonance ◽  
Magnetic Resonance ◽  
Nuclear Magnetic Resonance Study ◽  
Magnetic Resonance Study ◽  
Ring Inversion ◽  
Nitrogen Inversion ◽  
Nuclear Magnetic

Nuclear Magnetic Resonance Study of Ring Inversion in Cycloheptene

1971 ◽  
Vol 49 (8) ◽  
pp. 1256-1261 ◽  
Author(s):  
Maurice St-Jacques ◽  
Cambyse Vaziri
Keyword(s):  
Nuclear Magnetic Resonance ◽  
Magnetic Resonance ◽  
Nuclear Magnetic Resonance Study ◽  
Spectral Change ◽  
Magnetic Resonance Study ◽  
Ring Inversion ◽  
Energy Profiles ◽  
Nuclear Magnetic

The p.m.r. spectrum of 4,4,5,6,6-pentadeuteriocycloheptene (3) has been studied down to −171 °C. Analysis of the spectral change below −160 °C yielded a ΔF≠ value of 5.0 kcal/mol at −165 °C. Possible energy profiles for the ring inversion of cycloheptene are discussed.

Nuclear magnetic resonance study of ring inversion in 1,3,5 - cyclooctatriene

1970 ◽  
Vol 11 (55) ◽  
pp. 4833-4836 ◽  
Author(s):  
Maurice St-Jacques ◽  
Roland Prud'homme
Keyword(s):  
Nuclear Magnetic Resonance ◽  
Magnetic Resonance ◽  
Nuclear Magnetic Resonance Study ◽  
Magnetic Resonance Study ◽  
Ring Inversion ◽  
Nuclear Magnetic

High resolution nuclear magnetic resonance study of the mobility in solid cryolite, Na3AlF6, from room temperature up to 300 °C

1998 ◽  
Vol 95 (2) ◽  
pp. 322-326 ◽  
Author(s):  
V. Lacassagne ◽  
C. Bessada ◽  
D. Massiot ◽  
P. Florian ◽  
J.-P. Coutures
Keyword(s):  
Nuclear Magnetic Resonance ◽  
Magnetic Resonance ◽  
High Resolution ◽  
Room Temperature ◽  
Nuclear Magnetic Resonance Study ◽  
Magnetic Resonance Study ◽  
Nuclear Magnetic
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