1.2 Abbreviations and Symbols
3
1.2 Abbreviations and Symbols
al
aliphatic
Ac
acetyl
alk
alkyl
alken alkenyl
API
atmospheric preassure ionization
ar
aromatic
as
asymmetric
ax
axial
comb combination frequency
d
doublet
δ
IR: deformation vibration
NMR: chemical shift
DFTMP 1,2-difluoro(trimethylsilyl)methylphosphonic acid
DMSO dimethyl sulfoxide
DSS
3-(trimethylsilyl)-1-propanesulfonic acid sodium salt
(sodium 4,4-di methyl-4-silapentane-1-sulfonate)
eq
equatorial
ESI
electrospray ionization
EtOH ethanol
ε
molar absorptivity
Frag
fragment
γ
skeletal vibration
gem
geminal
hal
halogen
ip
in plane vibration
J
coupling constant
M +.
molecular radical ion
M r
relative molecular mass
MeOH methanol
m/z
mass to charge ratio
ν
frequency
~
ν
wavenumber
oop
out of plane vibration
ref
reference
satd.
saturated
sh
shoulder
st
stretching vibration
sy
symmetric
TFA
trifluoroacetic acid
THF
tetrahydrofuran
TMS
tetramethylsilane
vic
vicinal