Spectrum Atlas

aza-pyrene-3+CHO C16H9NO

P3_0a4f4be63f · SMILES O=Cc1cc2ccc3cccc4ncc(c1)c2c34 · InChIKey VNQXSUMBARRZJL-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
160.773.1+12.4
2120.7142.7+22.0
3157.1165.5+8.4
4161.1174.2+13.1
5202.0213.1+11.1
6224.1229.4+5.4
7266.9276.7+9.8
8317.1321.1+3.9
9335.7344.0+8.3
10385.5392.5+7.0
11418.2433.2+15.0
12469.1473.7+4.6
13489.2494.1+4.9
14505.1510.6+5.4
15523.8535.4+11.6
16530.5539.7+9.2
17535.7543.8+8.1
18547.6553.0+5.4
19565.9568.2+2.3
20604.6613.6+9.0
21607.3618.7+11.4
22706.0711.9+5.9
23706.9719.7+12.8
24733.1745.0+11.9
25765.3771.0+5.6
26787.2798.5+11.2
27806.5811.9+5.4
28830.5840.6+10.1
29835.7846.7+11.0
30856.2870.4+14.2
31903.0924.0+21.0
32919.3947.0+27.7
33925.4951.2+25.7
34969.4998.0+28.5
35977.6998.5+20.9
36987.51008.1+20.6
37990.01018.1+28.1
381008.81018.6+9.9
391017.71026.5+8.8
401031.61049.0+17.4
411099.31108.6+9.3
421141.71151.1+9.4
431164.11160.5-3.5
441183.91181.6-2.2
451204.41210.0+5.6
461230.31230.5+0.2
471266.51272.5+6.0
481273.51283.6+10.1
491317.21311.0-6.2
501349.31335.6-13.7
511355.31364.4+9.1
521405.61406.4+0.9
531421.51416.1-5.4
541446.61447.9+1.3
551455.11470.9+15.9
561460.61482.7+22.1
571474.21491.8+17.6
581476.91505.0+28.1
591511.91545.8+34.0
601544.91571.1+26.3
611618.41645.9+27.5
621629.91664.6+34.7
631643.11682.6+39.5
641660.51696.3+35.8
651677.31726.7+49.4
661799.91833.4+33.5
672911.72962.5+50.8
683146.03190.6+44.6
693173.63217.6+44.1
703182.13225.4+43.4
713186.63229.0+42.4
723199.03242.1+43.1
733204.13246.5+42.4
743210.43253.0+42.6
753222.33264.0+41.8

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, 2026-10-09 19:46:56 → 2026-10-09 22:21:22, 9266 s, peak 6.82 GB, deck 9e27bf8e9348
  • Imaginary modes: B3LYP 0, ωB97X 0
  • Source files: corpus factory · manifest