9,10-Dihydro-9-oxa-10-phosphaphenanthrene 10-oxide(35948-25-5) IR1
Molecular FormulaC12H9O2P
Molecular Weight216.17
InChIInChI=1S/C12H9O2P/c13-15-12-8-4-2-6-10(12)9-5-1-3-7-11(9)14-15/h1-8,15H
InChIKey VBQRUYIOTHNGOP-UHFFFAOYSA-N
SmilesO1C2=CC=CC=C2C2=CC=CC=C2P1=O
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![](https://www.chemicalbook.com/Spectrum/35948-25-5_MS_1.jpg)
Mass
MS-NW-9363
10H-9-oxa-10-phosphaphenanthrene 10-oxide
C12H9O2P (Mass of molecular ion: 216)
Source Temperature: 160 °C
Sample Temperature: 100 °C
Direct, 75 eV
17.0 3.7
18.0 19.7
28.0 4.2
39.0 2.5
47.0 1.4
50.0 1.2
51.0 2.2
62.0 1.6
63.0 4.7
65.0 1.0
74.0 1.7
75.0 2.3
76.0 2.2
77.0 1.3
85.0 1.1
86.0 1.1
87.0 1.6
88.0 1.1
89.0 2.5
113.0 1.8
114.0 1.5
115.0 7.5
126.0 1.1
133.0 1.8
139.0 13.7
140.0 3.0
141.0 8.3
142.0 1.6
150.0 1.8
151.0 3.0
152.0 7.2
153.0 1.2
157.0 1.0
168.0 28.1
169.0 20.4
170.0 11.3
171.0 1.4
187.0 1.6
198.0 3.5
199.0 21.5
200.0 3.0
215.0 28.5
216.0 100.0
217.0 13.3
218.0 1.2