Product Name3,5-Heptadien-2-one, (3E,5E)- (9CI)
CAS18402-90-9
Molecular FormulaC7H10O
Molecular Weight110.15
InChIInChI=1S/C7H10O/c1-3-4-5-6-7(2)8/h3-6H,1-2H3/b4-3+,6-5+
InChIKey SWGLACWOVFCDQS-VNKDHWASSA-N
SmilesCC(=O)/C=C/C=C/C

Mass
MS-NW-3135 trans,trans-3,5-heptadien-2-one C7H10O (Mass of molecular ion: 110)
Source Temperature: 280 °C Sample Temperature: 180 °C Reservoir, 75 eV
15.0 4.3
18.0 1.3
26.0 1.3
27.0 6.3
28.0 1.9
29.0 1.3
37.0 1.3
38.0 3.2
39.0 22.8
40.0 4.4
41.0 37.5
42.0 1.8
43.0 37.4
44.0 1.0
50.0 2.4
51.0 3.9
52.0 1.6
53.0 3.1
55.0 2.9
62.0 1.5
63.0 2.4
65.0 11.0
66.0 4.1
67.0 56.7
68.0 3.5
77.0 2.0
79.0 1.4
81.0 1.1
83.0 2.2
91.0 2.1
95.0 100.0
96.0 6.8
98.0 1.0
109.0 6.0
110.0 31.8
111.0 2.8
162.0 1.1
400 MHz in CDCl3

| 1H NMR | 399.65 MHz |
| C7 H10 O | 0.05 ml : 0.5 ml CDCl3 |
| trans,trans-3,5-heptadien-2-one | |
![]() |
Assign. Shift(ppm) |
Hz ppm Int.
2853.52 7.141 45
2850.10 7.132 38
2847.41 7.125 34
2843.87 7.116 48
2838.01 7.102 47
2834.72 7.094 36
2832.28 7.087 33
2830.81 7.084 32
2828.25 7.077 53
2488.16 6.226 47
2486.94 6.223 72
2484.99 6.218 236
2481.08 6.209 119
2478.64 6.203 123
2477.29 6.199 221
2475.83 6.195 60
2474.00 6.191 44
2463.50 6.165 34
2461.91 6.161 36
2422.24 6.061 136
2407.10 6.024 130
902.59 2.259 1000
751.10 1.880 347
749.76 1.877 231
745.85 1.867 309
in CDCl3

liquid film

3,5-Heptadien-2-one, (3E,5E)- (9CI)(18402-90-9) MS Atlas of Related Products
HomePage | Member Companies | Advertising | Contact us | Previous WebSite | MSDS | CAS Index | CAS DataBase
Copyright © 2017 ChemicalBook All rights reserved.