(ACETYLMETHYLENE)TRIPHENYLPHOSPHORANE(1439-36-7) IR2
Molecular FormulaC21H19OP
Molecular Weight318.35
InChIInChI=1S/C21H19OP/c1-18(22)17-23(19-11-5-2-6-12-19,20-13-7-3-8-14-20)21-15-9-4-10-16-21/h2-17H,1H3
InChIKey KAANTNXREIRLCT-UHFFFAOYSA-N
SmilesC(=P(C1=CC=CC=C1)(C1=CC=CC=C1)C1=CC=CC=C1)C(=O)C
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Mass
MS-KW-0325
1-(triphenylphosphoranylidene)acetone
C21H19OP (Mass of molecular ion: 318)
Source Temperature: 190 °C
Sample Temperature: 150 °C
Direct, 75 eV
39.0 2.3
43.0 2.2
47.0 1.6
50.0 1.2
51.0 6.2
57.0 1.4
63.0 1.3
65.0 1.4
77.0 10.5
78.0 2.9
81.0 1.0
89.0 1.1
91.0 2.2
95.0 1.7
105.0 2.4
107.0 5.6
108.0 8.4
109.0 1.5
115.0 3.0
120.0 3.0
121.0 2.0
128.0 1.2
133.0 2.1
139.0 1.1
145.0 1.2
151.0 1.0
152.0 6.7
153.0 2.1
154.0 1.9
157.0 1.8
165.0 10.9
166.0 2.9
167.0 2.0
170.0 1.9
171.0 1.0
178.0 1.2
183.0 27.5
184.0 4.8
185.0 6.8
186.0 1.0
194.0 1.3
195.0 2.3
196.0 3.6
197.0 3.9
199.0 3.6
201.0 6.8
202.0 3.9
203.0 1.6
228.0 1.3
241.0 1.8
260.0 1.1
261.0 3.7
262.0 11.3
263.0 2.3
275.0 2.4
277.0 12.7
278.0 5.7
303.0 100.0
304.0 21.8
305.0 2.6
317.0 21.9
318.0 25.4
319.0 5.6