OPTIMIZATION AND PRACTICAL IMPLEMENTATION OF ULTRAFAST 2D NMR EXPERIMENTS

被引:7
作者
Queiroz Junior, Luiz H. K. [1 ,2 ]
Ferreira, Antonio G. [1 ]
Giraudeau, Patrick [3 ]
机构
[1] Univ Fed Sao Carlos, Dept Quim, BR-13565905 Sao Carlos, SP, Brazil
[2] Univ Fed Goias, Inst Quim, BR-74001970 Goiania, Go, Brazil
[3] Univ Nantes, CNRS, Chim & Interdisciplinarite Synth Anal Modelisat U, F-44322 Nantes 03, France
来源
QUIMICA NOVA | 2013年 / 36卷 / 04期
基金
巴西圣保罗研究基金会;
关键词
ultrafast 2D NMR; COSY; HSQC; MAGNETIC-RESONANCE-SPECTROSCOPY; REAL-TIME; SENSITIVITY; PRINCIPLES; RESOLUTION;
D O I
10.1590/S0100-40422013000400016
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
Ultrafast 2D NMR is a powerful methodology that allows recording of a 2D NMR spectrum in a fraction of second. However, due to the numerous non-conventional parameters involved in this methodology its implementation is no trivial task. Here, an optimized experimental protocol is carefully described to ensure efficient implementation of ultrafast NMR. The ultrafast spectra resulting from this implementation are presented based on the example of two widely used 2D NMR experiments, COSY and HSQC, obtained in 0.2 s and 41 s, respectively.
引用
收藏
页码:577 / U143
页数:8
相关论文
共 40 条
[1]  
[Anonymous], 2011, J SPECTROSC DYN
[2]   2-DIMENSIONAL SPECTROSCOPY - APPLICATION TO NUCLEAR MAGNETIC-RESONANCE [J].
AUE, WP ;
BARTHOLDI, E ;
ERNST, RR .
JOURNAL OF CHEMICAL PHYSICS, 1976, 64 (05) :2229-2246
[3]   NUCLEAR INDUCTION [J].
BLOCH, F ;
HANSEN, WW ;
PACKARD, M .
PHYSICAL REVIEW, 1946, 69 (3-4) :127-127
[4]   NATURAL ABUNDANCE N-15 NMR BY ENHANCED HETERONUCLEAR SPECTROSCOPY [J].
BODENHAUSEN, G ;
RUBEN, DJ .
CHEMICAL PHYSICS LETTERS, 1980, 69 (01) :185-189
[5]   Covariance nuclear magnetic resonance spectroscopy [J].
Brüschweiler, R ;
Zhang, FL .
JOURNAL OF CHEMICAL PHYSICS, 2004, 120 (11) :5253-5260
[6]   The acquisition of multidimensional NMR spectra within a single scan [J].
Frydman, L ;
Scherf, T ;
Lupulescu, A .
PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA, 2002, 99 (25) :15858-15862
[7]   Principles and features of single-scan two-dimensional NMR spectroscopy [J].
Frydman, L ;
Lupulescu, A ;
Scherf, T .
JOURNAL OF THE AMERICAN CHEMICAL SOCIETY, 2003, 125 (30) :9204-9217
[8]   Ultrafast two-dimensional nuclear magnetic resonance spectroscopy of hyperpolarized solutions [J].
Frydman, Lucio ;
Blazina, Damir .
NATURE PHYSICS, 2007, 3 (06) :415-419
[9]  
GAL M, 2009, ENCY NMR, V10
[10]   Sources of sensitivity losses in ultrafast 2D NMR [J].
Giraudeau, Patrick ;
Akoka, Serge .
JOURNAL OF MAGNETIC RESONANCE, 2008, 192 (01) :151-158