Mass
MS-IW-2565
5,5-diethoxy-1,3-diphenyl-2,4-imidazolidinedione
C19H20N2O4 (Mass of molecular ion: 340)
Source Temperature: 160 °C
Sample Temperature: 160 °C
Direct, 75 eV
27.0 4.8
28.0 5.6
29.0 51.4
30.0 1.5
38.0 1.3
39.0 3.2
41.0 1.8
43.0 3.3
44.0 1.7
45.0 2.5
50.0 1.3
51.0 5.2
52.0 1.6
63.0 3.4
64.0 9.7
65.0 5.8
66.0 3.4
73.0 2.2
74.0 2.1
75.0 3.6
76.0 1.8
77.0 28.7
78.0 2.6
88.0 4.4
90.0 1.9
91.0 22.4
92.0 10.2
93.0 19.2
94.0 1.7
102.0 11.3
103.0 2.2
104.0 2.9
105.0 6.1
106.0 11.5
107.0 1.0
116.0 12.0
119.0 51.8
120.0 84.4
121.0 11.4
134.0 3.2
137.0 2.0
144.0 100.0
145.0 7.3
146.0 3.7
147.0 8.7
148.0 3.5
164.0 3.2
165.0 30.3
166.0 3.2
178.0 2.9
192.0 1.0
193.0 41.6
194.0 6.3
211.0 1.2
221.0 3.0
266.0 3.1
267.0 17.6
268.0 2.9
295.0 3.8
296.0 1.7
340.0 30.6
341.0 6.7