2.5 Mass Spectrometry
47
2.5 Mass Spectrometry
47
Mass Ion
Compound type
127 C 10 H 7
+
naphthalenes
C 6 H 7 O 3
+
unsaturated diesters
C 6 H 6 NCl +·
chlorinated N-aromatics (with 37 Cl isotope signal)
I +
iodo compounds
128 C 10 H 8
+·
naphthalenes
C 6 H 5 OCl +·
chlorinated hydroxybenzene derivatives (with 37 Cl
isotope signal)
HI +·
iodo compounds
130 C 9 H 8 N +
quinolines, indoles
C 9 H 6 O +·
naphthoquinones
131 C 10 H 11
+
tetralins
C 5 H 7 S 2
+
thioethylene ketals (with 34 S isotope signal)
C 3 F 5
+
perfluoroalkyl derivatives
135 C 4 H 8 Br +
alkyl bromides (with 81 Br isotope signal at m/z 137)
141 C 11 H 9
+
naphthalenes
142 C 10 H 8 N +
quinolines
149 C 8 H 5 O 3
+
phthalates
152 C 12 H 8
+·
diphenyl aromatics
165 C 13 H 9
+
diphenylmethane derivatives (fluorenyl cation)
167 C 8 H 7 O 4
+
phthalates
205 C 12 H 13 O 3
+
phthalates
223 C 12 H 15 O 4
+
phthalates