Spectrum Atlas

perylene+NO2 C20H11NO2

P3_587680d8fc · SMILES O=[N+]([O-])c1ccc2cccc3c4cccc5cccc(c1c23)c54 · InChIKey SVHPZPRMIMYOEG-UHFFFAOYSA-N

Cheap level done

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

96 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
149.172.4+23.3
268.288.6+20.4
380.9114.6+33.8
4100.2131.5+31.3
5146.9160.5+13.6
6181.7194.3+12.6
7191.5208.1+16.7
8224.3236.3+12.1
9246.8254.5+7.8
10269.6279.1+9.5
11299.6306.4+6.9
12313.8316.6+2.8
13363.2370.1+6.9
14380.2386.2+5.9
15420.8431.5+10.7
16428.3437.8+9.5
17456.2467.3+11.0
18481.4491.4+9.9
19490.2499.2+9.1
20533.0541.1+8.1
21538.6548.6+10.0
22549.7554.7+5.0
23566.7572.4+5.7
24570.3579.8+9.6
25589.9597.1+7.2
26633.8639.5+5.7
27642.6650.5+7.9
28650.8663.8+13.1
29658.1668.0+9.9
30704.2716.2+12.0
31755.1776.1+21.0
32772.2786.2+14.0
33780.1791.9+11.7
34784.7794.9+10.2
35786.8800.7+14.0
36804.6811.8+7.2
37808.8820.4+11.6
38811.2828.0+16.8
39837.4849.2+11.8
40845.1864.2+19.0
41854.8872.2+17.3
42907.7932.5+24.8
43910.6935.8+25.2
44924.5939.2+14.7
45941.0965.6+24.6
46957.8977.8+20.0
47967.3987.1+19.8
48973.21006.2+32.9
49978.81011.7+32.9
50988.01017.6+29.6
511003.31020.8+17.5
521081.91087.8+5.9
531105.81111.9+6.1
541129.71139.2+9.5
551159.71160.5+0.8
561177.51167.6-9.9
571180.71185.0+4.3
581191.71201.1+9.3
591221.71207.1-14.6
601226.61231.0+4.4
611240.91241.9+1.0
621247.51247.6+0.1
631257.41251.1-6.3
641294.31298.2+3.9
651321.31330.1+8.8
661369.81363.3-6.5
671389.51371.5-18.0
681396.41407.2+10.9
691400.61413.0+12.4
701403.31414.2+10.9
711407.91427.4+19.5
721416.61453.1+36.4
731480.81494.6+13.7
741484.91499.9+15.0
751491.71509.7+18.0
761516.01544.8+28.7
771546.81580.5+33.7
781568.71598.9+30.2
791608.01645.2+37.2
801629.91665.1+35.2
811639.11670.9+31.8
821645.31672.3+27.0
831647.41677.8+30.4
841658.31698.2+39.8
851672.31717.6+45.3
863185.73229.2+43.5
873188.13231.1+43.1
883189.43232.1+42.7
893199.23242.6+43.3
903201.33244.8+43.5
913204.23247.2+43.0
923209.13251.6+42.5
933215.13259.4+44.3
943228.83274.0+45.2
953233.93276.5+42.6
963241.53285.1+43.6

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, 2026-10-12 12:19:04 → 2026-10-12 19:02:23, 24199 s, peak 11.26 GB, deck 9e27bf8e9348
  • Imaginary modes: B3LYP 0, ωB97X 0
  • Source files: corpus factory · manifest