Spectrum Atlas

pyrene+NH2 C16H11N

A2_a7c4ac38b3 · SMILES Nc1cc2cccc3ccc4cccc1c4c32 · InChIKey AYBSKADMMKVOIV-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
188.298.1+9.9
2130.5143.5+13.0
3168.4184.8+16.3
4235.8238.8+3.0
5257.6270.4+12.9
6304.0314.2+10.2
7318.6327.0+8.5
8339.8347.3+7.5
9363.3371.1+7.8
10392.4397.0+4.7
11434.6447.2+12.7
12449.1451.3+2.1
13499.2511.0+11.9
14507.9515.0+7.1
15522.0526.0+4.0
16527.3538.3+11.0
17566.6571.6+5.0
18584.1596.6+12.6
19594.0598.9+4.9
20606.4616.3+9.9
21661.8670.2+8.4
22686.0698.6+12.6
23718.5729.3+10.8
24731.0739.0+7.9
25738.3750.5+12.2
26779.6790.3+10.6
27784.6799.7+15.1
28797.6804.8+7.1
29826.9842.6+15.7
30834.5844.8+10.3
31844.3860.1+15.9
32861.2881.7+20.5
33894.5923.9+29.5
34907.9936.1+28.2
35956.2964.3+8.1
36963.3997.9+34.5
37966.81003.5+36.7
38978.11011.2+33.1
391015.91023.1+7.3
401089.11099.3+10.3
411104.91115.9+11.0
421126.21135.8+9.6
431140.21142.5+2.3
441180.11161.9-18.2
451196.61202.2+5.5
461211.61215.6+4.1
471218.11223.4+5.3
481255.81254.2-1.6
491264.51272.0+7.5
501274.31281.4+7.1
511323.81308.6-15.2
521356.51353.6-2.9
531364.21378.8+14.6
541417.41400.2-17.2
551444.91454.7+9.7
561453.01475.0+22.0
571471.41481.0+9.6
581475.51495.5+20.0
591503.11533.2+30.1
601538.31569.3+31.1
611551.01576.8+25.8
621615.41640.0+24.6
631637.31678.8+41.5
641647.71685.2+37.5
651663.41687.0+23.7
661680.71712.0+31.3
671703.21734.8+31.6
683165.43210.3+44.9
693175.13219.5+44.4
703177.03220.8+43.8
713180.33224.2+43.8
723185.33229.2+43.9
733194.83237.7+42.8
743196.73239.9+43.2
753201.63245.8+44.2
763210.13255.7+45.6
773533.33582.1+48.8
783626.93678.4+51.4

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, 2026-10-04 13:27:12 → 2026-10-04 16:00:28, 9195 s, peak 6.76 GB, deck 9e27bf8e9348
  • Imaginary modes: B3LYP 0, ωB97X 0
  • Source files: corpus factory · manifest