Zobrazeno 1 - 10
of 63
pro vyhledávání: '"Ronald C. Crouch"'
Autor:
Ronald C. Crouch, Marius Pelmuş, Jeffrey G. Raab, Evgeny Tischenko, Michael Frey, Yunyi Wang, Mikhail Reibarkh, R. Thomas Williamson, Gary E. Martin
Publikováno v:
Magnetic Resonance in Chemistry. 61:169-179
Autor:
Michael Frey, Marius Pelmuş, R. Thomas Williamson, Gary E. Martin, Mikhail Reibarkh, Alexei V. Buevich, Evgeny Tischenko, Jeffrey G. Raab, Ronald C. Crouch
Publikováno v:
Magnetic Resonance in Chemistry. 60:210-220
Modification of the recently reported 19 F-detected 1,1-ADEQUATE experiment that incorporates dual-optimization to selectively invert a wide range of 1 JCC correlations in a 1,n-ADEQUATE experiment is reported. Parameters for the dual-optimization se
Autor:
Ronald C, Crouch, Marius, Pelmuş, Jeffrey G, Raab, Evgeny, Tischenko, Michael, Frey, Yunyi, Wang, Mikhail, Reibarkh, R Thomas, Williamson, Gary E, Martin
Publikováno v:
Magnetic resonance in chemistry : MRCREFERENCES.
The recently reported
Autor:
Gary E. Martin, Mikhail Reibarkh, Michael Frey, Jeffrey G. Raab, Marius Pelmuş, R. Thomas Williamson, Alexei V. Buevich, Evgeny Tischenko, Ronald C. Crouch
Publikováno v:
Magnetic Resonance in Chemistry. 59:628-640
Polyfluorinated and perfluorinated compounds in the environment are a growing health concern. 19 F-detected variants of commonly employed heteronuclear shift correlation experiments such as heteronuclear single quantum correlation (HSQC) and heteronu
Autor:
Jeffrey, Raab, Marius, Pelmus, Alexei V, Buevich, Mikhail, Reibarkh, Evgeny, Tischenko, Michael, Frey, R Thomas, Williamson, Ronald C, Crouch, Gary E, Martin
Publikováno v:
Magnetic resonance in chemistry : MRCREFERENCES. 59(6)
Polyfluorinated and perfluorinated compounds in the environment are a growing health concern.
Autor:
Doug Minick, Gary E. Martin, Virgil L. Styles, Janet L. Rideout, Cecilia S. Koble, Robert L. Johnson, Ronald C. Crouch, William R. Hall, James Cichetti
Publikováno v:
Journal of Heterocyclic Chemistry. 28:1795-1799
A minor impurity was recorded by hplc during the final purification of synthetically prepared samples of the 5′-0-glucuronide of azidothymidine (GAZT). Following isolation of a small quantity of this impurity by hplc, elucidation of the structure w
Publikováno v:
Magnetic Resonance in Chemistry. 42:301-307
Compensation of refocusing inefficiency in a gHMBC experiment by replacing the rectangular pi pulse with a pair of adiabatic pulses with synchronized inversion sweep (CRISIS) significantly improves the performance of the gHMBC experiment. The CRISIS-
Autor:
Bruce A. Stiemsma, Antony J. Williams, Eduard R. Martirosian, Thomas J. Thamann, Sergey G. Molodtsov, Gary E. Martin, David J. Russell, Brian D. Kaluzny, Paul L. Schiff, Chad E. Hadden, Ronald C. Crouch, Kirill A. Blinov, Mikhail E. Elyashberg, Jane E. Guido, Wayne K. Duholke
Publikováno v:
Journal of Heterocyclic Chemistry. 39:1241-1250
Identification of degradants of pharmaceuticals is a necessary challenge of the drug development process following the subjection of candidate molecules to a variety of physico-chemical stresses. It would be desirable to be able to conduct such studi
Autor:
Ronald C. Crouch, Knut G. Mehr, Gary E. Martin, William Llanos, Chad E. Hadden, David J. Russell
Publikováno v:
Magnetic Resonance in Chemistry. 39:555-558
The development of new NMR probe technologies has been an active area of research effort for the past decade. Recently, cryogenically cooled NMR probes have been the subject of considerable interest in the light of the large gains in sensitivity and
Publikováno v:
Magnetic Resonance in Chemistry. 37:517-528
Long-range correlations observed with the recently reported ACCORD-HMBC pulse sequence using both static and accordion optimization of the long-range coupling delay are discussed. The latter affords a substantial improvement in both the number and in