Isotopic labelling studies of the deaminative fragmentation of N-nitrosohydroxylamines and related compounds by kinetics, millimetre-wave spectroscopy and 17O NMR spectroscopy
Bhat, J. Ishwara; Clegg, William; Maskill, Howard, Journal of the Chemical Society. Perkin Transactions 2 (2001), 2000, # 7, p. 1435 - 1446
作者:Bhat, J. Ishwara、Clegg, William、Maskill, Howard、Elsegood, Mark R.J.、Menneer, Iain D.、Miatt, Peter C.
DOI:——
日期:——
Isotopic labelling studies of the deaminative fragmentation of N-nitrosohydroxylamines and related compounds by kinetics, millimetre-wave spectroscopy and 17O NMR spectroscopy
作者:Johanna Haider、M. N. Stuart Hill、Iain D. Menneer、Howard Maskill、John G. Smith
DOI:10.1039/a703801a
日期:——
Nitrous oxide enriched with
18
O has been identified by
millimetre-wave spectroscopy from the acid-induced hydrolysis of
N
1
-(2-adamantyl)-N
2
-[
18
O]hydroxydiazen-1-ium N
1
-oxide 2 which, along
with
17
O NMR studies and an α-deuterium kinetic isotope
effect of k
H
/k
D
= 0.98
(±0.02) for
N-nitroso-N-(2-[2-
2
H]adamantyl)-O-b
enzylhydroxylamine 4, confirms (i) that nitrous oxide is liberated in
these reactions, and (ii) that the fragmentations in these reactions are
step-wise and not concerted.