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All results from a given calculation for C5H9N (Pentanenitrile)

using model chemistry: CCD/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at CCD/6-31G*
 hartrees
Energy at 0K-249.881310
Energy at 298.15K-249.890821
HF Energy-249.029584
Nuclear repulsion energy210.470794
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 CCD/6-31G*
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' 3158 2989 29.29      
2 A' 3090 2925 23.72      
3 A' 3081 2916 12.09      
4 A' 3075 2911 16.01      
5 A' 3063 2899 17.85      
6 A' 2382 2255 1.37      
7 A' 1565 1482 7.08      
8 A' 1552 1469 0.62      
9 A' 1547 1464 1.49      
10 A' 1532 1450 2.88      
11 A' 1473 1394 2.87      
12 A' 1461 1383 1.25      
13 A' 1404 1329 1.58      
14 A' 1314 1244 0.63      
15 A' 1162 1100 3.66      
16 A' 1108 1048 0.14      
17 A' 1064 1007 0.58      
18 A' 962 911 0.45      
19 A' 932 882 3.48      
20 A' 537 509 0.73      
21 A' 394 373 0.73      
22 A' 283 268 1.23      
23 A' 126 120 5.84      
24 A" 3154 2985 50.48      
25 A" 3141 2973 13.85      
26 A" 3122 2955 4.31      
27 A" 3099 2933 6.91      
28 A" 1553 1470 7.58      
29 A" 1368 1295 0.15      
30 A" 1352 1280 0.63      
31 A" 1282 1214 0.02      
32 A" 1175 1112 0.01      
33 A" 964 912 0.64      
34 A" 817 774 0.03      
35 A" 749 709 3.85      
36 A" 374 354 0.65      
37 A" 252 239 0.11      
38 A" 117 110 0.13      
39 A" 90 85 3.93      

Unscaled Zero Point Vibrational Energy (zpe) 29437.3 cm-1
Scaled (by 0.9465) Zero Point Vibrational Energy (zpe) 27862.4 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 CCD/6-31G*
ABC
0.50218 0.04416 0.04186

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCD/6-31G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.405 0.000
C2 1.421 0.975 0.000
C3 1.439 2.505 0.000
C4 -0.003 -1.133 0.000
N5 -2.451 -2.110 0.000
C6 -1.365 -1.691 0.000
H7 2.465 2.890 0.000
H8 -0.547 0.767 0.880
H9 -0.547 0.767 -0.880
H10 1.962 0.599 0.880
H11 1.962 0.599 -0.880
H12 0.930 2.903 -0.886
H13 0.930 2.903 0.886
H14 0.528 -1.515 -0.882
H15 0.528 -1.515 0.882

Atom - Atom Distances (Å)
  C1 C2 C3 C4 N5 C6 H7 H8 H9 H10 H11 H12 H13 H14 H15
C11.53052.54521.53803.51222.50153.50011.09821.09822.15952.15952.80872.80872.17802.1780
C21.53051.53002.54344.95053.85582.18152.16612.16611.09971.09972.17822.17822.78822.7882
C32.54521.53003.91286.03575.04641.09622.78202.78202.16332.16331.09701.09704.21504.2150
C41.53802.54343.91282.63571.47204.71962.16372.16372.76362.76364.23594.23591.09781.0978
N53.51224.95056.03572.63571.16387.01223.56083.56085.25295.25296.11146.11143.16283.1628
C62.50153.85585.04641.47201.16385.97132.73612.73614.13434.13435.21125.21122.09562.0956
H73.50012.18151.09624.71967.01225.97133.78913.78912.50512.50511.77281.77284.89254.8925
H81.09822.16612.78202.16373.56082.73613.78911.76102.51553.07043.14092.59693.07742.5230
H91.09822.16612.78202.16373.56082.73613.78911.76103.07042.51552.59693.14092.52303.0774
H102.15951.09972.16332.76365.25294.13432.50512.51553.07041.76033.08132.52463.10362.5551
H112.15951.09972.16332.76365.25294.13432.50513.07042.51551.76032.52463.08132.55513.1036
H122.80872.17821.09704.23596.11145.21121.77283.14092.59693.08132.52461.77274.43644.7757
H132.80872.17821.09704.23596.11145.21121.77282.59693.14092.52463.08131.77274.77574.4364
H142.17802.78824.21501.09783.16282.09564.89253.07742.52303.10362.55514.43644.77571.7631
H152.17802.78824.21501.09783.16282.09564.89252.52303.07742.55513.10364.77574.43641.7631

picture of Pentanenitrile state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 112.529 C1 C2 H10 109.280
C1 C2 H11 109.280 C1 C4 C6 112.399
C1 C4 H14 110.325 C1 C4 H15 110.325
C2 C1 C4 111.963 C2 C1 H8 109.881
C2 C1 H9 109.881 C2 C3 H7 111.265
C2 C3 H12 110.949 C2 C3 H13 110.949
C3 C2 H10 109.615 C3 C2 H11 109.615
C4 C1 H8 109.184 C4 C1 H9 109.184
C4 C6 N5 178.851 C6 C4 H14 108.384
C6 C4 H15 108.384 H7 C3 H12 107.864
H7 C3 H13 107.864 H8 C1 H9 106.597
H10 C2 H11 106.331 H12 C3 H13 107.800
H14 C4 H15 106.836
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability