Spectrum Atlas

fluoranthene+CHO C17H10O

A2_54129467f7 · SMILES O=Cc1ccc2cccc3c2c1-c1ccccc1-3 · InChIKey UPTRJZDZGUKINE-UHFFFAOYSA-N

Cheap level done

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

78 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
166.986.1+19.2
2112.9127.6+14.7
3116.4135.3+18.8
4153.7182.6+28.9
5197.0205.0+8.0
6226.9232.3+5.4
7232.1243.8+11.7
8301.1307.0+5.9
9316.8320.5+3.7
10320.7329.8+9.1
11444.9448.2+3.3
12445.2453.8+8.6
13453.1465.2+12.1
14485.0487.9+2.9
15501.5513.6+12.1
16516.9524.9+8.0
17570.4575.0+4.6
18574.3588.2+13.9
19599.3604.3+5.0
20635.7639.3+3.6
21643.1651.7+8.6
22673.9686.5+12.6
23681.9690.7+8.8
24755.0761.5+6.5
25765.8777.7+11.9
26774.3787.1+12.8
27781.0789.2+8.3
28802.2817.3+15.1
29819.9837.8+17.8
30850.3869.7+19.4
31900.1920.1+20.0
32910.6924.3+13.7
33918.0942.5+24.5
34959.7968.6+8.9
35960.2989.6+29.5
36960.3996.6+36.3
37977.71013.2+35.5
381002.81028.5+25.7
391020.41033.7+13.3
401028.41052.9+24.4
411056.91065.1+8.2
421065.51071.0+5.5
431121.91130.9+8.9
441134.51145.4+10.9
451179.11170.7-8.5
461193.81186.6-7.3
471196.21197.0+0.8
481217.51219.8+2.3
491229.21240.3+11.0
501260.11268.6+8.5
511294.01295.8+1.8
521326.41325.1-1.3
531339.41339.0-0.4
541392.91394.0+1.2
551414.61411.3-3.2
561458.61467.8+9.2
571460.61472.8+12.2
581474.21480.7+6.5
591480.31494.2+14.0
601503.81518.0+14.3
611512.31534.6+22.3
621542.21569.8+27.6
631622.51661.6+39.2
641631.51664.8+33.3
651655.61692.7+37.0
661660.31702.4+42.1
671671.41711.4+40.0
681791.01825.6+34.6
692909.62961.3+51.6
703176.53220.7+44.2
713181.73224.8+43.1
723184.03226.9+42.9
733192.43235.4+43.1
743195.03237.2+42.2
753199.23242.7+43.6
763206.73249.4+42.7
773209.53251.5+42.0
783264.33309.6+45.3

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, 2026-10-02 18:32:18 → 2026-10-02 21:22:58, 10239 s, peak 7.16 GB, deck 9e27bf8e9348
  • Imaginary modes: B3LYP 0, ωB97X 0
  • Source files: corpus factory · manifest