Spectrum Atlas

fluoranthene+CONH2 C17H11NO

A2_ff6da56848 · SMILES NC(=O)c1ccc2c3c(cccc13)-c1ccccc1-2 · InChIKey UUDHRVRJNZFOJR-UHFFFAOYSA-N

Cheap level done

Harmonic frequencies at the cheap level (deck v1: B3LYP and ωB97X, 6-31G*, at the B3LYP geometry)

84 vibrational modes; imaginary modes negative. Shift = ωB97X − B3LYP.

0500100015002000250030003500 wavenumber (cm⁻¹) 3 µm4 µm5 µm6 µm8 µm10 µm15 µm25 µm B3LYP ωB97X 0500100015002000250030003500 wavenumber (cm⁻¹) 3 µm4 µm5 µm6 µm8 µm10 µm15 µm25 µm B3LYP ωB97X 0100020003000 wavenumber (cm⁻¹) 3 µm5 µm10 µm20 µm B3LYP ωB97X

Band heights are not computed for this molecule yet (no dipole derivatives); positions only, at unit height. High wavenumbers on the left; the table below is the same data.

#B3LYP (cm⁻¹)ωB97X (cm⁻¹)shift
157.571.8+14.2
263.793.1+29.3
3119.0132.0+13.0
4139.4152.3+12.8
5152.8162.7+9.9
6180.7192.7+12.0
7223.1230.7+7.6
8266.3275.5+9.2
9299.9304.4+4.4
10312.5320.6+8.1
11371.9379.6+7.7
12422.1441.3+19.2
13433.7445.3+11.6
14444.0451.5+7.4
15468.0479.3+11.3
16476.1485.1+9.0
17504.1509.3+5.1
18539.5552.8+13.3
19567.8573.4+5.5
20575.9582.1+6.3
21583.5597.7+14.2
22590.6599.7+9.1
23620.0626.7+6.7
24651.0662.2+11.1
25670.9682.0+11.1
26680.8688.4+7.6
27724.5731.2+6.6
28760.8774.3+13.4
29764.5777.9+13.5
30786.8800.8+14.1
31802.0807.8+5.8
32804.1818.0+13.9
33840.7849.8+9.1
34843.8859.4+15.6
35868.5888.1+19.6
36890.4911.7+21.3
37929.7951.3+21.5
38937.9954.7+16.8
39942.1970.2+28.1
40959.3985.3+26.0
41978.71011.8+33.1
42988.21023.1+34.9
431022.51029.8+7.3
441052.81060.5+7.7
451065.31072.2+6.9
461103.81117.4+13.5
471108.31121.0+12.7
481123.71124.3+0.5
491155.51163.5+8.0
501184.41185.1+0.8
511193.71189.3-4.4
521214.41210.3-4.1
531241.81237.4-4.5
541252.41258.9+6.5
551298.41298.2-0.2
561327.01329.0+2.0
571352.01350.7-1.3
581361.81375.7+13.9
591391.71390.9-0.8
601416.71424.5+7.8
611440.71451.3+10.6
621465.51478.1+12.6
631483.91499.8+15.9
641498.01511.7+13.7
651517.61540.6+23.0
661537.11570.5+33.4
671629.51658.5+29.0
681640.21662.1+21.8
691642.01675.0+33.0
701657.61698.3+40.7
711661.61702.3+40.7
721665.21707.9+42.7
731775.81807.4+31.7
743180.63223.8+43.2
753184.83228.0+43.3
763188.23231.3+43.0
773189.53232.3+42.8
783196.93240.0+43.1
793200.53243.0+42.5
803205.93249.4+43.5
813209.03252.3+43.3
823251.43296.0+44.6
833576.63624.7+48.1
843696.83745.8+49.0

Provenance

  • Releases: none yet
  • Entered the corpus as: substituted three- and four-ring cores, enumerated from the parents (layer A′) (layer A2)
  • Run: ubuntu-32gb-hel1-2, 2026-10-05 13:21:55 → 2026-10-05 16:59:29, 13053 s, peak 7.9 GB, deck 9e27bf8e9348
  • Imaginary modes: B3LYP 0, ωB97X 0
  • Source files: corpus factory · manifest