Mass
MS-IW-1185
(+)-2,3-O-isopropylidene-2,3-dihydroxy-1,4-bis(diphenylphosphino)butane
C31H32O2P2 (Mass of molecular ion: 498)
Source Temperature: 180 °C
Sample Temperature: 160 °C
Direct, 75 eV
18.0 1.6
41.0 1.4
43.0 3.7
51.0 1.4
57.0 1.2
59.0 4.5
77.0 3.2
78.0 1.1
85.0 2.4
91.0 2.7
107.0 3.5
108.0 7.1
109.0 1.7
115.0 1.1
121.0 6.5
133.0 1.5
152.0 2.4
183.0 25.4
184.0 3.8
185.0 58.6
186.0 9.6
199.0 2.9
201.0 3.1
226.0 1.0
229.0 1.4
238.0 1.5
239.0 2.7
249.0 1.8
253.0 1.3
254.0 5.8
255.0 39.5
256.0 7.0
262.0 5.0
263.0 1.8
313.0 100.0
314.0 21.2
315.0 2.5
421.0 3.1
483.0 1.5
498.0 2.6