Product NameHendecanoic acid
CAS112-37-8
Molecular FormulaC11H22O2
Molecular Weight186.29
InChIInChI=1S/C11H22O2/c1-2-3-4-5-6-7-8-9-10-11(12)13/h2-10H2,1H3,(H,12,13)
InChIKey ZDPHROOEEOARMN-UHFFFAOYSA-N
SmilesC(O)(=O)CCCCCCCCCC

Mass
MS-NW-2666 undecanoic acid C11H22O2 (Mass of molecular ion: 186)
Source Temperature: 280 °C Sample Temperature: 180 °C Reservoir, 75 eV
18.0 1.3
27.0 14.4
28.0 2.9
29.0 23.2
31.0 1.2
39.0 9.3
40.0 1.7
41.0 39.9
42.0 9.5
43.0 51.8
44.0 1.7
45.0 5.4
53.0 2.5
54.0 3.2
55.0 35.8
56.0 10.0
57.0 36.5
58.0 1.7
59.0 3.6
60.0 100.0
61.0 16.1
67.0 3.2
68.0 3.3
69.0 20.9
70.0 7.4
71.0 35.5
72.0 2.0
73.0 97.6
74.0 8.5
81.0 2.4
82.0 3.5
83.0 11.6
84.0 8.4
85.0 22.5
86.0 1.5
87.0 15.3
88.0 1.8
95.0 1.6
96.0 1.9
97.0 8.9
98.0 7.3
101.0 8.5
102.0 1.3
111.0 2.1
112.0 1.4
115.0 10.0
116.0 1.0
124.0 5.2
125.0 1.2
126.0 6.2
127.0 3.4
129.0 24.4
130.0 2.0
143.0 19.9
144.0 2.0
157.0 5.1
186.0 10.5
187.0 1.3
90 MHz in CDCl3

| 1H NMR | 89.56 MHz |
| C11 H22 O2 | 0.04 g : 0.5 ml CDCl3 |
| undecanoic acid | |
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Assign. Shift(ppm) |
Hz ppm Int.
217.90 2.434 45
216.96 2.423 47
210.29 2.349 126
202.77 2.265 101
153.55 1.715 33
153.21 1.711 32
152.78 1.706 33
152.44 1.703 32
151.50 1.692 31
150.73 1.684 31
150.39 1.680 31
149.54 1.670 33
146.12 1.632 49
145.78 1.628 48
144.32 1.612 44
142.61 1.593 37
140.82 1.573 38
140.48 1.569 38
139.62 1.559 39
139.37 1.557 39
139.11 1.554 39
138.60 1.548 38
138.17 1.543 37
136.38 1.523 32
135.86 1.517 30
133.22 1.488 32
132.70 1.482 33
131.76 1.472 34
129.20 1.443 45
127.83 1.428 47
125.44 1.401 58
113.48 1.268 1000
83.91 0.937 74
82.63 0.923 67
78.78 0.880 232
72.63 0.811 53
in CDCl3

KBr disc

liquid film

nujol mull


Hendecanoic acid(112-37-8) IR1 Atlas of Related Products
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