Spectrum Atlas

picene+CH3 C23H16

P3_2e68b34382 · SMILES Cc1ccc2c(ccc3c2ccc2c4ccccc4ccc23)c1 · InChIKey FMRHSJBJKDUELL-UHFFFAOYSA-N

Cheap level done

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

111 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
134.442.9+8.5
244.154.3+10.2
376.071.7-4.3
487.492.1+4.7
5105.9112.7+6.8
6123.7128.8+5.0
7169.0176.3+7.3
8191.1201.0+10.0
9240.9243.8+2.9
10249.1253.5+4.4
11253.7257.3+3.5
12271.8281.1+9.3
13336.3340.6+4.4
14349.2360.1+10.9
15394.5408.1+13.6
16425.2432.3+7.1
17442.9445.3+2.4
18466.2470.4+4.3
19478.0481.9+3.9
20479.2484.7+5.5
21516.7520.2+3.5
22517.4525.9+8.5
23529.4532.8+3.4
24544.9552.8+7.9
25564.8568.2+3.4
26574.2583.0+8.7
27593.5596.9+3.4
28607.9619.7+11.8
29617.0620.9+3.9
30661.5674.0+12.6
31686.7692.5+5.8
32717.0729.0+12.0
33735.5739.9+4.4
34754.1763.8+9.6
35760.5765.9+5.4
36767.7777.5+9.8
37797.3808.3+11.0
38811.4821.8+10.5
39824.9836.4+11.5
40832.6844.6+12.1
41837.7850.4+12.7
42843.9866.1+22.2
43871.6878.3+6.8
44877.6895.4+17.8
45888.5895.9+7.4
46901.5913.6+12.1
47924.5938.0+13.5
48929.5960.3+30.8
49941.6965.7+24.1
50950.5973.8+23.3
51957.6982.9+25.3
52958.5988.3+29.9
53966.6998.0+31.3
54984.51014.8+30.3
551036.31037.6+1.2
561061.51068.7+7.3
571070.41077.5+7.1
581076.21081.8+5.6
591102.71107.6+4.9
601167.71157.5-10.3
611184.01172.0-12.0
621192.01186.5-5.6
631200.91200.0-0.9
641211.81202.1-9.6
651221.31217.6-3.7
661229.91233.7+3.8
671255.81245.3-10.5
681266.21272.7+6.4
691282.11291.2+9.1
701294.41299.1+4.7
711307.21312.2+5.0
721309.91315.5+5.6
731359.81364.0+4.2
741377.51383.9+6.4
751394.01394.8+0.8
761399.81399.0-0.8
771412.51424.8+12.3
781436.21448.8+12.6
791441.41452.4+11.0
801443.71455.7+12.0
811476.01483.3+7.3
821487.71494.2+6.5
831503.61513.9+10.3
841513.71518.2+4.6
851518.11526.8+8.7
861530.41548.2+17.7
871557.71582.3+24.6
881574.71600.8+26.1
891582.11612.4+30.3
901621.51658.5+37.0
911641.41667.4+26.1
921663.11690.5+27.4
931669.91707.3+37.4
941675.51722.1+46.6
951683.41727.2+43.9
963041.03076.6+35.6
973091.23141.8+50.6
983125.73172.8+47.1
993171.03216.0+45.0
1003176.93220.8+44.0
1013177.63221.7+44.1
1023181.63224.9+43.4
1033182.13226.1+44.1
1043189.03232.4+43.4
1053202.63246.5+43.9
1063206.23250.7+44.5
1073214.03259.2+45.1
1083219.43264.5+45.1
1093224.63271.1+46.5
1103232.83279.0+46.2
1113241.63288.5+46.9

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, 2026-10-16 02:45:41 → 2026-10-16 10:12:57, 26835 s, peak 11.55 GB, deck 9e27bf8e9348
  • Imaginary modes: B3LYP 0, ωB97X 0
  • Source files: corpus factory · manifest