Product Name1,5,6,7-TETRAHYDRO-4H-INDOL-4-ONE
CAS13754-86-4
Molecular FormulaC8H9NO
Molecular Weight135.16
InChIInChI=1S/C8H9NO/c10-8-3-1-2-7-6(8)4-5-9-7/h4-5,9H,1-3H2
InChIKey KASJZXHXXNEULX-UHFFFAOYSA-N
SmilesN1C2=C(C(=O)CCC2)C=C1

Mass
MS-IW-4930 1,5,6,7-tetrahydro-4-indolone C8H9NO (Mass of molecular ion: 135)
Source Temperature: 150 °C Sample Temperature: 120 °C Direct, 75 eV
27.0 2.7
28.0 8.0
37.0 1.2
38.0 3.2
39.0 6.0
41.0 1.8
50.0 4.0
51.0 9.7
52.0 18.0
52.5 1.0
53.0 4.0
53.5 6.0
54.0 1.1
63.0 2.0
64.0 1.0
65.0 2.2
66.0 1.0
67.0 1.2
77.0 5.1
78.0 5.0
79.0 83.6
80.0 6.8
92.0 1.7
93.0 1.2
104.0 2.9
105.0 1.6
106.0 5.0
107.0 94.9
108.0 7.2
118.0 1.4
120.0 2.9
134.0 1.8
135.0 100.0
136.0 9.5
400 MHz in DMSO-d6

| 1H NMR | 399.65 MHz |
| C8 H9 N O | 0.040 g : 0.5 ml DMSO-d6 |
| 1,5,6,7-tetrahydro-4-indolone | |
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Assign. Shift(ppm) |
Hz ppm Int.
4517.80 11.305 99
2687.24 6.724 412
2684.49 6.718 519
2682.11 6.712 402
2503.52 6.265 450
2501.32 6.259 551
2500.59 6.257 540
2498.39 6.252 422
1104.49 2.764 540
1098.45 2.749 1000
1092.22 2.733 575
925.36 2.316 532
919.50 2.301 771
918.03 2.298 605
912.54 2.284 680
813.08 2.035 181
806.67 2.019 489
800.44 2.003 654
794.03 1.987 435
790.36 1.978 78
787.80 1.972 137
in DMSO-d6

KBr disc

nujol mull

1,5,6,7-TETRAHYDRO-4H-INDOL-4-ONE(13754-86-4) IR2 Atlas of Related Products
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