丁二酰丁二酸二乙酯(787-07-5)核磁图(1HNMR)
InChI:
InChIKey:
Smiles:
-
![图谱](https://www.chemicalbook.com/Spectrum/787-07-5_MS_1.jpg)
Mass
MS-NW-8958
diethyl 2,5-dioxo-1,4-cyclohexanedicarobxylate
C12H16O6 (Mass of molecular ion: 256)
Source Temperature: 170 °C
Sample Temperature: 120 °C
Direct, 75 eV
18.0 2.4
27.0 11.1
28.0 2.5
29.0 20.3
31.0 2.7
39.0 3.1
40.0 3.1
41.0 4.3
42.0 1.3
43.0 3.5
45.0 4.4
51.0 1.7
52.0 4.2
53.0 8.7
54.0 5.3
55.0 23.6
56.0 2.2
65.0 1.9
68.0 5.0
69.0 7.2
70.0 1.6
71.0 2.8
72.0 4.1
73.0 14.1
79.0 2.3
80.0 4.4
81.0 11.1
82.0 5.0
83.0 5.7
85.0 1.4
87.0 2.6
93.0 1.8
96.0 21.7
97.0 4.3
98.0 5.0
99.0 17.0
100.0 4.4
101.0 15.3
107.0 4.0
108.0 12.4
109.0 17.4
110.0 8.4
111.0 12.0
112.0 1.5
113.0 1.7
114.0 30.2
115.0 3.3
121.0 1.2
125.0 3.1
126.0 8.4
127.0 9.2
128.0 3.0
129.0 3.9
134.0 1.3
135.0 8.8
136.0 45.5
137.0 80.6
138.0 9.5
139.0 2.5
142.0 95.2
143.0 7.5
153.0 8.9
154.0 10.3
155.0 16.5
156.0 1.7
162.0 4.3
163.0 6.6
164.0 29.0
165.0 33.3
166.0 4.1
180.0 1.7
181.0 32.5
182.0 25.0
183.0 19.7
184.0 3.0
192.0 27.9
193.0 4.4
199.0 11.0
200.0 1.2
208.0 6.3
209.0 10.9
210.0 83.3
211.0 36.5
212.0 4.5
227.0 41.4
228.0 5.8
238.0 14.2
239.0 2.1
254.0 2.3
255.0 3.3
256.0 100.0
257.0 14.0
258.0 2.1