Spectrum Atlas

pyrene+NH2 C16H11N

A2_4c2fa122d4 · SMILES Nc1ccc2ccc3cccc4ccc1c2c34 · InChIKey YZVWKHVRBDQPMQ-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
185.396.5+11.2
2116.4130.0+13.6
3196.7208.2+11.6
4214.6216.1+1.4
5263.4272.0+8.5
6266.7277.7+11.0
7312.6324.7+12.2
8323.3343.3+20.0
9391.6396.6+5.0
10423.2429.8+6.6
11433.6448.2+14.6
12457.6462.6+5.0
13491.3497.3+6.1
14506.4516.0+9.6
15519.3530.7+11.4
16529.0534.6+5.6
17550.1557.2+7.0
18554.0562.3+8.4
19602.0607.4+5.4
20611.9624.9+13.0
21655.4666.9+11.5
22689.5703.8+14.4
23705.8712.4+6.6
24719.6725.8+6.2
25728.7738.5+9.8
26771.3783.2+11.9
27785.2790.4+5.1
28804.0817.9+13.9
29826.7841.9+15.1
30833.9844.9+11.0
31839.6859.3+19.7
32857.5874.5+17.0
33900.3922.2+21.8
34913.9927.6+13.8
35930.3967.5+37.2
36956.8990.1+33.3
37963.5997.9+34.4
38974.81003.3+28.5
39993.51009.2+15.7
401068.01081.6+13.6
411113.41120.3+6.8
421131.61137.4+5.7
431169.11150.6-18.4
441178.71179.7+0.9
451203.91208.3+4.4
461210.11217.0+6.8
471221.01227.0+6.0
481252.61256.0+3.4
491273.11282.6+9.5
501279.41289.4+10.0
511312.01318.5+6.5
521364.31335.4-28.8
531377.61387.9+10.3
541419.51405.5-14.0
551433.11455.4+22.3
561451.21460.4+9.3
571460.51475.2+14.7
581476.31493.8+17.5
591503.71529.7+26.0
601537.41566.3+28.9
611563.81589.6+25.8
621607.41634.5+27.2
631640.31678.4+38.1
641651.51687.0+35.5
651662.41689.5+27.1
661679.31719.7+40.3
671699.11727.4+28.3
683169.63213.8+44.3
693173.63217.8+44.2
703176.83220.6+43.8
713179.23224.0+44.8
723185.13229.1+44.0
733190.13234.5+44.5
743194.13237.5+43.4
753201.33244.7+43.4
763203.03248.9+45.8
773550.33599.3+49.0
783644.83695.4+50.5

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 08:38:35 → 2026-10-02 11:13:13, 9277 s, peak 6.85 GB, deck 9e27bf8e9348
  • Imaginary modes: B3LYP 0, ωB97X 0
  • Source files: corpus factory · manifest