The utility of deuterium-labeled 3-nitrobenzyl alcohol (DNBA) as a fast atom bombardment (FAB) matrix for establishing the number of exchangeable hydrogens present in a molecule is illustrated by the analysis of five selected antitumor agents. A method for the simple preparation of this labeled matrix is described. The use of DNBA may be of value for samples which provide no FAB spectra when deuterium-labeled glycerol is used as a matrix.
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http://dx.doi.org/10.1002/bms.1200181209 | DOI Listing |
Chirality
February 2009
Department of Biochemistry, Osaka Municipal Technical Research Institute, Morinomiya, Joto-ku, Osaka 5368553, Japan.
A simultaneous estimation of the chiral discrimination abilities of several chiral hosts was demonstrated on the basis of one mass spectrum. The chiral host mixture, including H(1), H(2), H(3) ..
View Article and Find Full Text PDFBiomed Environ Mass Spectrom
December 1989
Department of Pharamaceutical Sciences, College of Pharmacy, University of Arizona, Tucson 85721.
The utility of deuterium-labeled 3-nitrobenzyl alcohol (DNBA) as a fast atom bombardment (FAB) matrix for establishing the number of exchangeable hydrogens present in a molecule is illustrated by the analysis of five selected antitumor agents. A method for the simple preparation of this labeled matrix is described. The use of DNBA may be of value for samples which provide no FAB spectra when deuterium-labeled glycerol is used as a matrix.
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