Spectrum Atlas

pyrene+OH C16H10O

A2_b1b28842fa · SMILES Oc1ccc2ccc3cccc4ccc1c2c34 · InChIKey BIJNHUAPTJVVNQ-UHFFFAOYSA-N

Cheap level done

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

75 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
163.486.5+23.1
2110.8129.4+18.6
3168.1198.0+29.9
4202.4209.8+7.4
5256.6276.3+19.6
6263.9290.0+26.1
7284.1321.7+37.6
8324.5334.9+10.3
9391.5395.4+3.9
10422.7428.1+5.3
11434.4449.5+15.1
12456.8463.3+6.5
13492.0495.8+3.8
14505.7515.7+10.0
15519.7531.9+12.2
16528.0532.8+4.8
17549.9560.1+10.2
18554.5562.3+7.7
19601.4610.0+8.6
20623.6639.4+15.8
21686.5700.9+14.4
22703.4707.9+4.5
23713.1720.6+7.5
24716.6726.1+9.5
25769.0782.3+13.3
26779.5784.4+4.9
27797.5810.1+12.6
28807.9824.7+16.8
29832.2842.0+9.8
30844.5863.1+18.6
31857.4875.4+18.0
32902.1923.6+21.5
33915.4928.8+13.5
34938.9975.7+36.8
35947.8981.0+33.3
36966.5999.9+33.4
37976.61000.9+24.2
38992.81010.3+17.6
391086.41095.7+9.3
401124.61134.3+9.8
411130.41136.0+5.6
421177.71151.6-26.1
431188.41192.6+4.1
441201.81201.3-0.5
451216.01217.3+1.2
461226.71235.1+8.4
471252.61262.7+10.0
481274.21281.8+7.6
491279.91288.4+8.5
501324.61320.2-4.3
511373.01358.8-14.3
521376.51390.5+14.0
531419.31407.7-11.7
541433.41453.8+20.4
551446.01462.1+16.1
561463.41476.8+13.4
571476.51493.9+17.4
581504.71530.4+25.8
591538.01568.3+30.3
601557.51584.7+27.3
611613.91637.2+23.3
621646.01685.5+39.5
631652.31689.3+37.0
641665.51694.6+29.1
651683.71730.7+47.0
663151.53199.1+47.6
673176.13220.2+44.1
683178.33221.4+43.1
693185.93230.1+44.2
703187.53231.0+43.4
713191.23235.2+44.0
723195.63239.7+44.1
733203.03246.1+43.1
743216.83259.8+43.0
753774.53814.5+40.1

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 14:25:14 → 2026-10-04 16:49:38, 8664 s, peak 6.58 GB, deck 9e27bf8e9348
  • Imaginary modes: B3LYP 0, ωB97X 0
  • Source files: corpus factory · manifest