Mass
MS-IW-9602
3beta-acetoxy-14,15beta-epoxy-5beta,14beta-bufa-20,22-dienolide
C26H34O5 (Mass of molecular ion: 426)
Source Temperature: 190 °C
Sample Temperature: 200 °C
Direct, 75 eV
17.0 15.5
18.0 70.9
26.0 2.3
27.0 11.9
28.0 27.8
29.0 19.2
31.0 1.6
38.0 1.1
39.0 19.9
40.0 5.1
41.0 67.8
42.0 3.9
43.0 35.1
44.0 7.2
45.0 1.6
50.0 2.6
51.0 8.2
52.0 4.2
53.0 30.7
54.0 7.0
55.0 64.1
56.0 4.2
57.0 11.2
58.0 1.1
62.0 1.0
63.0 3.7
64.0 2.6
65.0 20.7
66.0 16.5
67.0 55.7
68.0 9.6
69.0 29.9
70.0 3.3
71.0 5.0
72.0 2.4
74.0 1.0
75.0 1.4
76.0 2.1
77.0 48.9
78.0 15.1
79.0 82.8
80.0 15.5
81.0 66.2
82.0 10.1
82.5 1.1
83.0 13.9
84.0 6.9
85.0 24.7
86.0 2.6
87.0 1.2
88.0 1.4
89.0 5.1
90.0 2.9
91.0 100.0
92.0 23.3
93.0 78.1
94.0 43.7
94.5 1.0
95.0 65.5
96.0 10.4
97.0 10.9
98.0 4.7
99.0 3.4
100.0 1.9
101.0 2.7
102.0 2.9
103.0 9.6
104.0 7.7
105.0 84.5
105.5 1.2
106.0 39.0
106.5 1.4
107.0 92.9
107.5 1.0
108.0 54.5
109.0 66.4
110.0 24.5
111.0 11.2
112.0 3.6
113.0 3.2
114.0 2.5
115.0 20.8
116.0 10.1
117.0 30.8
118.0 26.6
119.0 54.5
120.0 32.5
121.0 50.3
122.0 62.8
123.0 66.8
124.0 14.1
125.0 6.1
126.0 3.7
126.5 1.2
127.0 7.2
128.0 18.9
129.0 26.6
130.0 11.6
131.0 45.5
132.0 18.6
133.0 50.4
134.0 26.8
135.0 31.4
136.0 25.4
137.0 20.1
138.0 19.4
139.0 5.8
140.0 5.4
141.0 15.6
142.0 11.5
143.0 27.7
144.0 18.2
145.0 50.6
146.0 20.4
147.0 54.9
148.0 19.8
149.0 18.4
150.0 6.5
151.0 5.0
152.0 6.7
153.0 8.5
154.0 5.9
155.0 14.0
156.0 10.6
157.0 25.4
158.0 17.6
159.0 40.5
160.0 29.8
161.0 35.3
162.0 21.3
163.0 10.5
164.0 5.7
165.0 12.1
166.0 7.2
167.0 9.0
168.0 5.9
169.0 15.5
170.0 8.8
171.0 22.8
172.0 13.0
173.0 24.3
174.0 20.8
175.0 22.4
176.0 11.3
177.0 9.7
178.0 11.5
179.0 7.6
180.0 5.7
181.0 10.4
182.0 6.1
183.0 15.4
184.0 7.5
185.0 21.7
186.0 10.5
187.0 22.3
188.0 35.2
189.0 18.7
190.0 11.2
191.0 17.3
192.0 6.1
193.0 7.0
194.0 5.5
195.0 10.4
196.0 7.1
197.0 16.0
198.0 8.1
199.0 23.6
200.0 12.4
201.0 20.2
202.0 9.9
203.0 30.2
204.0 8.4
205.0 7.4
206.0 5.1
207.0 19.0
208.0 5.4
209.0 9.8
210.0 5.5
211.0 15.5
212.0 8.6
213.0 43.6
214.0 76.5
215.0 42.0
216.0 19.4
217.0 10.2
218.0 4.3
219.0 5.4
220.0 2.6
221.0 4.4
222.0 2.9
223.0 7.8
224.0 4.9
225.0 13.4
226.0 9.5
227.0 15.7
228.0 25.4
229.0 17.0
230.0 8.9
231.0 16.6
232.0 27.7
233.0 8.8
234.0 3.2
235.0 4.4
236.0 3.0
237.0 4.9
238.0 4.0
239.0 8.3
240.0 7.5
241.0 17.5
242.0 11.7
243.0 10.9
244.0 5.9
245.0 8.2
246.0 8.7
247.0 4.1
248.0 3.1
249.0 7.5
250.0 10.4
251.0 6.0
252.0 5.0
253.0 6.0
254.0 7.1
255.0 6.8
256.0 6.5
257.0 7.5
258.0 3.6
259.0 3.3
260.0 1.7
261.0 1.8
263.0 2.2
264.0 1.7
265.0 2.9
266.0 1.4
267.0 4.5
268.0 4.3
269.0 3.4
270.0 2.4
271.0 1.7
272.0 1.3
273.0 1.5
275.0 2.0
276.0 1.1
277.0 2.8
278.0 2.1
279.0 3.5
280.0 2.4
281.0 4.1
282.0 2.2
283.0 1.8
284.0 1.0
289.0 2.4
290.0 1.9
291.0 2.3
292.0 1.3
293.0 3.6
294.0 2.9
295.0 6.5
296.0 20.4
297.0 5.1
298.0 3.0
299.0 1.5
303.0 1.0
304.0 1.9
305.0 2.3
306.0 2.4
307.0 5.5
308.0 4.7
309.0 4.1
310.0 1.6
311.0 1.4
314.0 1.3
317.0 2.1
318.0 1.0
321.0 3.5
322.0 6.4
323.0 2.3
324.0 2.1
325.0 37.8
326.0 10.2
327.0 1.7
332.0 2.0
333.0 1.5
335.0 24.1
336.0 6.6
337.0 1.2
339.0 1.0
340.0 1.9
341.0 1.1
343.0 3.0
344.0 1.0
348.0 1.3
350.0 65.6
351.0 18.2
352.0 3.3
353.0 4.0
354.0 1.0
368.0 17.7
369.0 4.9
386.0 2.8
387.0 1.1