Spectrum Atlas

benzo[a]pyrene+CH3 C21H14

P3_0789b0679f · SMILES Cc1ccc2ccc3cc4ccccc4c4ccc1c2c34 · InChIKey WMAYPBMLSQKCHA-UHFFFAOYSA-N

Cheap level done

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

99 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
157.669.9+12.3
274.989.3+14.5
3123.7131.5+7.8
4151.6160.4+8.8
5177.3198.8+21.5
6192.7219.6+26.8
7217.4225.8+8.3
8248.1260.1+11.9
9297.8304.3+6.5
10300.7312.4+11.6
11327.7334.3+6.6
12334.8337.4+2.6
13411.3416.0+4.7
14414.1426.9+12.8
15435.7440.2+4.6
16470.2477.2+7.0
17492.3497.9+5.7
18515.0524.4+9.4
19530.9534.3+3.5
20536.3544.2+7.9
21539.4547.5+8.1
22560.6567.5+6.9
23568.6574.7+6.0
24586.5598.7+12.2
25617.9622.7+4.8
26649.3653.2+3.9
27685.1699.4+14.4
28701.2706.5+5.4
29712.7721.0+8.3
30724.8730.1+5.3
31755.8765.8+10.0
32768.8779.4+10.6
33802.7816.7+14.0
34814.1823.1+9.0
35824.5838.4+13.9
36832.5844.4+11.9
37852.6867.0+14.5
38859.3870.1+10.8
39867.6882.4+14.7
40888.1896.6+8.4
41902.1915.3+13.2
42908.3920.8+12.5
43940.0973.7+33.7
44945.5977.3+31.7
45959.6988.6+28.9
46976.71010.5+33.8
47984.01014.7+30.8
481016.61026.5+9.9
491051.41058.4+7.1
501062.81064.9+2.1
511073.41085.9+12.5
521106.51110.1+3.6
531138.31143.9+5.6
541160.81152.7-8.0
551184.61185.7+1.1
561197.71193.6-4.1
571200.31203.1+2.8
581212.41218.1+5.8
591238.91243.1+4.2
601262.11257.6-4.5
611275.81287.4+11.6
621285.71294.8+9.1
631306.71309.5+2.8
641345.91345.7-0.3
651361.91366.5+4.6
661381.71379.2-2.4
671401.11402.9+1.8
681409.81420.3+10.5
691436.71444.6+7.9
701445.71458.8+13.2
711454.61464.7+10.1
721456.31476.3+20.0
731478.31495.6+17.3
741503.81523.9+20.1
751515.21527.7+12.5
761517.61538.8+21.2
771529.21546.9+17.8
781549.81580.7+30.9
791567.51594.7+27.3
801612.81641.8+29.0
811625.01662.4+37.5
821650.31679.8+29.4
831660.51694.3+33.8
841671.21717.5+46.2
851685.21726.3+41.1
863038.23074.8+36.5
873087.03138.8+51.8
883126.63174.2+47.5
893172.73218.1+45.4
903175.23219.5+44.4
913177.13220.8+43.6
923179.53222.8+43.4
933189.23232.7+43.5
943192.83236.9+44.1
953196.23239.5+43.3
963200.83245.5+44.7
973206.03249.5+43.5
983215.63260.0+44.4
993229.43274.9+45.5

Provenance

  • Releases: none yet
  • Entered the corpus as: pool 3, chosen by rule (decision 54): aza four-rings and five-ring systems (layer P3)
  • Run: ubuntu-32gb-hel1-2, 2026-10-14 23:13:55 → 2026-10-15 04:41:45, 19669 s, peak 10.03 GB, deck 9e27bf8e9348
  • Imaginary modes: B3LYP 0, ωB97X 0
  • Source files: corpus factory · manifest