P-XYLENOLPHTHALEIN(50984-88-8) MS
Molecular FormulaC24H22O4
Molecular Weight374.43
InChIInChI=1S/C24H22O4/c1-13-11-21(25)15(3)9-19(13)24(20-10-16(4)22(26)12-14(20)2)18-8-6-5-7-17(18)23(27)28-24/h5-12,25-26H,1-4H3
InChIKey PXCIPOXPHMTCIL-UHFFFAOYSA-N
SmilesC1(=O)C2=C(C=CC=C2)C(C2=CC(C)=C(O)C=C2C)(C2=CC(C)=C(O)C=C2C)O1
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![](https://www.chemicalbook.com/Spectrum/50984-88-8_MS.gif)
Mass
MS-NW-2591
p-xylenolphthalein
C24H22O4 (Mass of molecular ion: 374)
Source Temperature: 230 °C
Sample Temperature: 160 °C
Direct, 75 eV
18.0 4.9
27.0 2.3
28.0 2.6
39.0 4.9
41.0 4.1
43.0 6.0
44.0 1.6
50.0 1.3
51.0 3.4
52.0 1.2
53.0 2.6
55.0 2.8
63.0 2.1
65.0 3.2
67.0 1.1
69.0 3.9
75.0 1.7
76.0 4.4
77.0 12.9
78.0 2.0
79.0 1.4
89.0 1.5
91.0 7.9
93.0 1.3
101.0 1.9
103.0 2.3
104.0 3.8
105.0 5.2
107.0 2.1
113.0 2.7
114.0 1.0
115.0 2.7
119.0 1.7
119.5 2.3
120.0 1.9
121.0 8.8
122.0 3.1
125.0 1.2
126.0 2.7
127.0 1.7
128.0 2.7
129.0 1.5
131.5 1.0
133.0 2.2
134.0 1.5
135.0 4.1
139.0 1.6
141.0 3.0
142.0 1.8
142.5 1.5
147.0 1.6
149.0 26.5
150.0 5.1
151.0 1.7
152.0 4.8
153.0 2.8
154.0 1.1
157.0 1.5
157.5 1.3
163.0 1.2
164.0 1.4
165.0 9.0
166.0 3.5
167.0 1.5
176.0 1.2
177.0 1.2
178.0 5.6
179.0 4.9
180.0 1.8
181.0 7.5
182.0 5.1
183.0 1.1
187.0 3.2
189.0 2.3
194.0 2.7
195.0 4.4
196.0 1.6
197.0 1.5
202.0 2.2
203.0 1.0
207.0 2.4
208.0 20.6
209.0 18.4
210.0 7.3
211.0 2.1
213.0 1.0
215.0 1.9
223.0 2.2
224.0 11.3
225.0 12.6
226.0 3.6
227.0 1.6
228.0 1.0
229.0 1.0
231.0 1.3
237.0 1.7
238.0 2.1
239.0 3.7
240.0 1.3
245.0 1.6
251.0 15.9
252.0 21.2
253.0 49.0
254.0 9.8
255.0 3.7
256.0 1.6
257.0 1.5
258.0 1.0
268.0 1.2
269.0 1.7
270.0 1.0
271.0 2.2
272.0 1.4
281.0 1.0
282.0 2.0
283.0 1.6
284.0 1.7
285.0 2.3
286.0 1.2
297.0 1.3
298.0 1.8
299.0 2.6
300.0 4.0
301.0 1.5
313.0 3.1
314.0 2.5
315.0 100.0
316.0 24.5
317.0 3.4
329.0 3.8
330.0 22.8
331.0 5.9
341.0 1.6
359.0 1.0
374.0 18.8
375.0 5.1