Product NameAzelaic acid
CAS123-99-9
Molecular FormulaC9H16O4
Molecular Weight188.22
InChIInChI=1S/C9H16O4/c10-8(11)6-4-2-1-3-5-7-9(12)13/h1-7H2,(H,10,11)(H,12,13)
InChIKey BDJRBEYXGGNYIS-UHFFFAOYSA-N
SmilesC(O)(=O)CCCCCCCC(O)=O

Mass
MS-NW-0310 azelaic acid C9H16O4 (Mass of molecular ion: 188)
Source Temperature: 170 °C Sample Temperature: 160 °C Direct, 75 eV
18.0 2.5
26.0 1.5
27.0 20.0
28.0 6.5
29.0 19.3
31.0 4.2
39.0 18.0
40.0 3.3
41.0 52.8
42.0 9.8
43.0 21.7
44.0 1.2
45.0 16.7
51.0 1.2
53.0 5.9
54.0 5.5
55.0 71.6
56.0 8.2
57.0 5.4
58.0 1.7
59.0 8.0
60.0 64.7
61.0 3.2
65.0 1.4
66.0 1.0
67.0 11.8
68.0 14.3
69.0 53.0
70.0 5.7
71.0 3.4
73.0 32.6
74.0 4.7
77.0 1.3
79.0 3.6
80.0 5.2
81.0 11.8
82.0 13.1
83.0 51.1
84.0 64.0
85.0 5.3
86.0 1.5
87.0 10.1
91.0 1.2
92.0 2.0
93.0 3.9
94.0 1.2
95.0 4.5
96.0 11.7
97.0 16.9
98.0 45.4
99.0 4.8
100.0 3.5
101.0 6.4
107.0 2.7
108.0 1.2
109.0 2.3
110.0 8.2
111.0 55.8
112.0 7.8
113.0 1.7
114.0 11.5
115.0 2.0
116.0 1.1
121.0 1.2
123.0 3.1
124.0 31.6
125.0 5.1
126.0 8.0
127.0 2.6
128.0 3.1
129.0 12.3
130.0 1.1
134.0 2.0
135.0 1.5
137.0 3.7
138.0 1.6
139.0 2.1
142.0 1.8
144.0 1.1
151.0 1.2
152.0 100.0
153.0 10.3
154.0 1.0
171.0 3.2
90 MHz in DMSO-d6

| 1H NMR | 89.56 MHz |
| C9 H16 O4 | 0.039 g : 0.5 ml DMSO-d6 |
| azelaic acid | |
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Assign. Shift(ppm) |
Hz ppm Int.
1066.32 11.907 492
203.54 2.273 306
202.86 2.266 303
196.19 2.191 952
189.44 2.116 595
147.66 1.649 74
147.49 1.647 74
146.97 1.642 77
146.03 1.631 75
145.35 1.623 82
139.79 1.561 227
138.94 1.552 219
137.57 1.537 210
133.22 1.488 347
130.22 1.454 273
128.77 1.438 280
127.92 1.429 284
127.23 1.421 293
126.81 1.416 293
126.46 1.413 292
124.50 1.391 268
123.73 1.382 271
112.96 1.262 1000
DMSO-d6

KBr disc

nujol mull

4880 A,200 M,powder

Azelaic acid(123-99-9) IR2 Atlas of Related Products
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