泼尼松EP杂质K(7738-93-4)核磁图(13CNMR)
InChI:InChI=1S/C19H22O3/c1-18-8-7-12(20)9-11(18)3-4-13-14-5-6-16(22)19(14,2)10-15(21)17(13)18/h7-9,13-14,17H,3-6,10H2,1-2H3/t13-,14-,17+,18-,19-/m0/s1
InChIKey: RZACPWSZIQKVDY-IRIMSJTPSA-N
Smiles:C1(=O)C=C2[C@](C)(C=C1)[C@]1([H])[C@]([H])([C@@]3([H])[C@@](CC1=O)(C)C(=O)CC3)CC2
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Mass
MS-NW-2329
1,4-androstadiene-3,11,17-trione
C19H22O3 (Mass of molecular ion: 298)
Source Temperature: 230 °C
Sample Temperature: 150 °C
Direct, 75 eV
15.0 1.0
17.0 1.8
18.0 9.5
27.0 12.8
28.0 4.7
29.0 6.3
39.0 20.7
40.0 5.1
41.0 36.5
42.0 2.5
43.0 7.9
50.0 2.0
51.0 9.2
52.0 5.0
53.0 17.1
54.0 2.6
55.0 16.7
56.0 1.1
57.0 1.2
63.0 4.8
64.0 2.6
65.0 13.6
66.0 4.3
67.0 16.6
68.0 7.9
69.0 12.9
70.0 1.0
71.0 2.8
75.0 1.2
76.0 1.7
77.0 23.1
78.0 7.8
79.0 18.7
80.0 4.9
81.0 10.6
82.0 4.2
83.0 2.9
85.0 1.4
89.0 2.9
90.0 1.4
91.0 49.0
92.0 13.4
93.0 19.5
94.0 6.1
95.0 7.7
96.0 5.9
97.0 9.8
98.0 1.1
99.0 1.5
102.0 2.0
103.0 6.1
104.0 2.9
105.0 14.7
106.0 6.6
107.0 9.9
108.0 9.0
109.0 5.8
110.0 10.6
111.0 7.3
112.0 1.4
115.0 18.1
116.0 9.0
117.0 22.9
118.0 5.6
119.0 5.5
120.0 7.2
121.0 66.2
122.0 20.1
123.0 4.6
124.0 1.1
127.0 4.3
128.0 9.5
129.0 10.5
130.0 6.2
131.0 47.8
132.0 28.3
133.0 10.5
134.0 19.2
135.0 9.5
136.0 4.0
137.0 1.9
138.0 1.8
139.0 7.0
140.0 1.1
141.0 5.9
142.0 4.1
143.0 7.5
144.0 5.5
145.0 25.1
146.0 11.7
147.0 16.1
148.0 4.4
149.0 3.7
152.0 1.7
153.0 2.2
154.0 1.3
155.0 3.3
156.0 4.8
157.0 9.7
158.0 15.8
159.0 45.2
160.0 86.0
161.0 21.9
162.0 3.3
163.0 2.0
164.0 1.2
165.0 2.9
166.0 1.0
167.0 1.4
168.0 1.3
169.0 3.1
170.0 3.3
171.0 14.0
172.0 9.3
173.0 13.8
174.0 5.6
175.0 1.9
176.0 1.1
177.0 4.2
178.0 1.6
179.0 1.3
181.0 2.4
182.0 1.5
183.0 3.8
184.0 14.7
185.0 19.8
186.0 28.1
187.0 15.3
188.0 5.4
189.0 2.0
194.0 1.1
195.0 3.6
196.0 3.0
197.0 5.4
198.0 5.0
199.0 16.9
200.0 5.8
201.0 1.9
202.0 2.6
207.0 1.0
208.0 1.2
209.0 5.5
210.0 3.3
211.0 6.7
212.0 11.4
213.0 8.0
214.0 5.9
215.0 1.7
221.0 1.6
222.0 7.5
223.0 9.0
224.0 6.5
225.0 5.6
226.0 19.7
227.0 10.1
228.0 3.0
235.0 1.3
236.0 3.9
237.0 8.0
238.0 7.0
239.0 7.9
240.0 7.9
241.0 5.9
242.0 6.4
243.0 1.6
247.0 1.4
251.0 2.6
252.0 7.7
253.0 3.9
254.0 38.7
255.0 18.3
256.0 7.6
257.0 1.6
262.0 2.3
263.0 2.0
265.0 4.6
266.0 1.1
267.0 1.1
269.0 6.6
270.0 24.8
271.0 5.0
272.0 1.1
280.0 14.9
281.0 3.8
283.0 6.7
284.0 1.5
298.0 100.0
299.0 20.8
300.0 5.0