Spectrum Atlas

picene C22H14

P3_71cd75ce8c · SMILES c1ccc2c(c1)ccc1c2ccc2c3ccccc3ccc12 · InChIKey GBROPGWFBFCKAG-UHFFFAOYSA-N

Cheap level done

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

102 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
140.150.9+10.8
244.255.7+11.5
3103.1108.8+5.7
4111.0117.8+6.8
5141.9146.5+4.6
6185.6194.3+8.7
7213.1225.2+12.1
8259.4261.7+2.2
9260.6262.2+1.5
10282.9288.1+5.3
11316.1327.9+11.8
12393.1406.3+13.3
13424.4430.8+6.4
14427.6431.4+3.9
15477.4481.1+3.6
16477.9484.7+6.8
17487.6491.2+3.6
18510.4520.6+10.3
19527.0531.0+4.0
20527.6531.6+4.0
21539.7545.7+6.0
22560.8565.4+4.6
23561.1573.3+12.2
24596.2600.5+4.3
25599.2608.1+8.9
26655.8660.0+4.2
27660.0672.0+12.0
28687.9693.0+5.1
29717.0729.4+12.4
30741.4749.1+7.7
31751.4761.1+9.7
32766.9777.3+10.4
33768.4778.8+10.5
34799.4805.4+6.0
35800.1811.9+11.9
36821.8833.7+11.8
37832.4847.3+14.8
38842.5863.7+21.2
39870.5877.1+6.6
40876.5885.2+8.6
41877.3894.7+17.4
42879.8896.3+16.5
43893.9901.0+7.1
44925.3938.0+12.7
45928.6960.3+31.7
46941.5974.3+32.8
47944.0974.4+30.4
48957.6988.1+30.5
49966.3998.1+31.8
50984.91015.2+30.4
51985.11015.4+30.3
521058.81067.4+8.6
531066.31073.1+6.8
541074.11081.9+7.9
551103.41107.0+3.5
561163.81157.4-6.3
571177.31167.0-10.4
581190.81180.4-10.4
591192.01188.0-4.0
601202.21200.5-1.7
611222.91210.2-12.7
621230.11233.1+3.0
631253.21246.5-6.7
641266.11269.8+3.7
651276.81285.2+8.4
661293.61298.2+4.6
671304.01310.1+6.1
681306.41311.9+5.5
691357.91360.8+2.9
701377.11377.2+0.1
711396.11395.8-0.3
721397.91399.8+1.9
731411.91425.9+14.0
741438.01450.5+12.5
751472.51482.2+9.7
761479.41483.7+4.3
771485.91496.1+10.1
781498.01505.4+7.4
791529.41550.0+20.6
801561.11585.8+24.7
811572.31596.6+24.2
821583.91613.5+29.6
831622.01658.0+36.0
841643.11669.4+26.3
851662.01689.2+27.3
861668.71703.0+34.3
871673.21721.8+48.6
881678.91722.7+43.8
893177.53221.6+44.1
903177.73221.7+44.0
913181.73225.1+43.5
923183.03226.5+43.5
933189.13232.6+43.4
943189.53232.8+43.4
953202.43246.6+44.3
963204.83248.5+43.7
973208.53252.5+44.0
983216.13261.3+45.3
993220.23265.2+45.0
1003225.33271.8+46.5
1013233.53279.7+46.2
1023242.33289.7+47.4

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, 2026-10-13 01:01:52 → 2026-10-13 06:55:27, 21214 s, peak 10.45 GB, deck 9e27bf8e9348
  • Imaginary modes: B3LYP 0, ωB97X 0
  • Source files: corpus factory · manifest