return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

All results from a given calculation for C8H7N (Indole)

using model chemistry: CID/3-21G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at CID/3-21G
 hartrees
Energy at 0K-360.117479
Energy at 298.15K-360.126139
HF Energy-359.453476
Nuclear repulsion energy400.154230
The energy at 298.15K was derived from the energy at 0K and an integrated heat capacity that used the calculated vibrational frequencies.
Vibrational Frequencies calculated at CID/3-21G
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A' 3746 3490 86.82      
2 A' 3375 3144 5.03      
3 A' 3349 3120 0.71      
4 A' 3301 3075 17.89      
5 A' 3286 3061 25.29      
6 A' 3273 3049 1.86      
7 A' 3266 3043 1.01      
8 A' 1720 1602 5.57      
9 A' 1677 1563 2.22      
10 A' 1620 1509 3.56      
11 A' 1598 1489 3.73      
12 A' 1555 1449 32.17      
13 A' 1502 1399 33.77      
14 A' 1454 1355 5.13      
15 A' 1371 1277 0.18      
16 A' 1348 1256 19.42      
17 A' 1329 1238 32.24      
18 A' 1283 1195 1.44      
19 A' 1252 1166 6.32      
20 A' 1207 1125 5.87      
21 A' 1171 1091 10.76      
22 A' 1123 1046 25.17      
23 A' 1072 999 3.25      
24 A' 965 899 7.14      
25 A' 938 874 0.83      
26 A' 804 749 2.87      
27 A' 661 616 0.99      
28 A' 582 542 0.19      
29 A' 421 392 4.68      
30 A" 1011 942 0.01      
31 A" 990 923 2.36      
32 A" 933 869 0.70      
33 A" 897 836 0.02      
34 A" 801 746 152.77      
35 A" 790 736 16.36      
36 A" 759 707 10.22      
37 A" 643 599 0.18      
38 A" 613 571 1.26      
39 A" 554 516 141.08      
40 A" 450 419 11.49      
41 A" 263 245 0.15      
42 A" 223 208 10.39      

Unscaled Zero Point Vibrational Energy (zpe) 29587.9 cm-1
Scaled (by 0.9316) Zero Point Vibrational Energy (zpe) 27564.0 cm-1
See section III.C.1 List or set vibrational scaling factors to change the scale factors used here.
See section III.C.2 Calculate a vibrational scaling factor for a given set of molecules to determine the least squares best scaling factor.
Rotational Constants (cm-1) from geometry optimized at CID/3-21G
ABC
0.12988 0.05436 0.03832

See section I.F.4 to change rotational constant units
Geometric Data calculated at CID/3-21G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -1.100 1.560 0.000
C2 -2.262 0.787 0.000
C3 -1.930 -0.534 0.000
C4 0.432 -1.676 0.000
C5 1.786 -1.396 0.000
C6 2.251 -0.063 0.000
C7 1.371 1.003 0.000
C8 0.000 0.719 0.000
C9 -0.483 -0.611 0.000
H10 -1.070 2.562 0.000
H11 -3.230 1.252 0.000
H12 -2.614 -1.361 0.000
H13 0.080 -2.697 0.000
H14 2.503 -2.203 0.000
H15 3.314 0.126 0.000
H16 1.732 2.021 0.000

Atom - Atom Distances (Å)
  N1 C2 C3 C4 C5 C6 C7 C8 C9 H10 H11 H12 H13 H14 H15 H16
N11.39612.25243.57974.13053.72262.53241.38452.25681.00262.15263.29054.41735.20914.64092.8691
C21.39611.36223.65054.59914.59243.63972.26352.26322.13821.07352.17714.19855.62555.61554.1807
C32.25241.36222.62383.81444.20733.64142.30101.44943.21312.20871.07362.95314.73655.28544.4655
C43.57973.65052.62381.38202.43072.83852.43301.40374.49584.68853.06271.08052.13643.39823.9187
C54.13054.59913.81441.38201.41192.43472.76762.40044.88035.67164.40002.14521.07962.15643.4175
C63.72264.59244.20732.43071.41191.38222.38242.78804.23265.63625.03533.41342.15511.07982.1476
C72.53243.63973.64142.83852.43471.38221.40002.45822.89594.60774.63393.91903.40022.13231.0801
C81.38452.26352.30102.43302.76762.38241.40001.41482.13123.27393.34093.41673.84703.36662.1671
C92.25682.26321.44941.40372.40042.78802.45821.41483.22693.31932.25962.16063.38333.86763.4402
H101.00262.13823.21314.49584.88034.23262.89592.13123.22692.52654.21635.38335.95545.01552.8536
H112.15261.07352.20874.68855.67165.63624.60773.27393.31932.52652.68475.15286.69326.64035.0215
H123.29052.17711.07363.06274.40005.03534.63393.34092.25964.21632.68473.00735.18556.11185.5075
H134.41734.19852.95311.08052.14523.41343.91903.41672.16065.38335.15283.00732.47224.29234.9991
H145.20915.62554.73652.13641.07962.15513.40023.84703.38335.95546.69325.18552.47222.46574.2940
H154.64095.61555.28543.39822.15641.07982.13233.36663.86765.01556.64036.11184.29232.46572.4693
H162.86914.18074.46553.91873.41752.14761.08012.16713.44022.85365.02155.50754.99914.29402.4693

picture of Indole state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 C3 109.486 N1 C2 H11 120.748
N1 C8 C7 130.864 N1 C8 C9 107.451
C2 N1 C8 108.988 C2 N1 H10 125.308
C2 C3 C9 107.172 C2 C3 H12 126.300
C3 C2 H11 129.766 C3 C9 C4 133.739
C3 C9 C8 106.904 C4 C5 C6 120.909
C4 C5 H14 119.932 C4 C9 C8 119.358
C5 C4 C9 119.008 C5 C4 H13 120.694
C5 C6 C7 121.233 C5 C6 H15 119.260
C6 C5 H14 119.159 C6 C7 C8 117.808
C6 C7 H16 120.931 C7 C6 H15 119.506
C7 C8 C9 121.685 C8 N1 H10 125.704
C8 C7 H16 121.261 C9 C3 H12 126.528
C9 C4 H13 120.298
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability