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All results from a given calculation for CH3CH2CH2CN (Butanenitrile)

using model chemistry: PBEPBE/aug-cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at PBEPBE/aug-cc-pVTZ
 hartrees
Energy at 0K-211.173402
Energy at 298.15K-211.180567
HF Energy-211.173402
Nuclear repulsion energy153.667938
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 PBEPBE/aug-cc-pVTZ
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' 3043 3023 21.53      
2 A' 2982 2962 21.08      
3 A' 2965 2945 16.82      
4 A' 2961 2942 3.22      
5 A' 2265 2250 13.74      
6 A' 1455 1445 8.58      
7 A' 1441 1431 1.42      
8 A' 1412 1403 3.83      
9 A' 1365 1356 2.43      
10 A' 1328 1320 2.89      
11 A' 1255 1247 1.49      
12 A' 1078 1071 2.87      
13 A' 1028 1021 0.63      
14 A' 945 939 1.04      
15 A' 858 852 2.05      
16 A' 519 515 0.80      
17 A' 338 336 0.01      
18 A' 160 159 6.00      
19 A" 3036 3016 38.45      
20 A" 3013 2994 0.04      
21 A" 2991 2972 0.32      
22 A" 1449 1439 8.31      
23 A" 1283 1274 0.02      
24 A" 1215 1207 0.02      
25 A" 1087 1080 0.11      
26 A" 844 839 0.21      
27 A" 720 715 4.20      
28 A" 375 373 0.26      
29 A" 243 241 0.01      
30 A" 95 94 4.53      

Unscaled Zero Point Vibrational Energy (zpe) 21872.9 cm-1
Scaled (by 0.9935) Zero Point Vibrational Energy (zpe) 21730.7 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 PBEPBE/aug-cc-pVTZ
ABC
0.79810 0.07493 0.07123

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBEPBE/aug-cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -2.612 0.401 0.000
C2 -1.454 0.512 0.000
C3 0.000 0.628 0.000
C4 0.717 -0.735 0.000
C5 2.236 -0.575 0.000
H6 0.300 1.216 0.883
H7 0.300 1.216 -0.883
H8 0.393 -1.308 0.881
H9 0.393 -1.308 -0.881
H10 2.734 -1.554 0.000
H11 2.581 -0.025 0.888
H12 2.581 -0.025 -0.888

Atom - Atom Distances (Å)
  N1 C2 C3 C4 C5 H6 H7 H8 H9 H10 H11 H12
N11.16332.62143.51774.94493.14943.14943.56783.56785.69145.28525.2852
C21.16331.45822.50373.84632.08552.08552.73872.73874.66894.16594.1659
C32.62141.45821.54092.53921.10211.10212.16372.16373.49772.80672.8067
C43.51772.50371.54091.52712.18192.18191.09971.09972.17592.18312.1831
C54.94493.84632.53921.52712.78122.78122.17002.17001.09811.10001.1000
H63.14942.08551.10212.18192.78121.76612.52563.08073.79122.59693.1435
H73.14942.08551.10212.18192.78121.76613.08072.52563.79123.14352.5969
H83.56782.73872.16371.09972.17002.52563.08071.76222.51252.53603.0921
H93.56782.73872.16371.09972.17003.08072.52561.76222.51253.09212.5360
H105.69144.66893.49772.17591.09813.79123.79122.51252.51251.77431.7743
H115.28524.16592.80672.18311.10002.59693.14352.53603.09211.77431.7763
H125.28524.16592.80672.18311.10003.14352.59693.09212.53601.77431.7763

picture of Butanenitrile state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 C3 179.128 C2 C3 C4 113.163
C2 C3 H6 108.281 C2 C3 H7 108.281
C3 C4 C5 111.715 C3 C4 H8 108.899
C3 C4 H9 108.899 C4 C3 H6 110.182
C4 C3 H7 110.182 C4 C5 H10 110.912
C4 C5 H11 111.370 C4 C5 H12 111.370
C5 C4 H8 110.344 C5 C4 H9 110.344
H6 C3 H7 106.506 H8 C4 H9 106.484
H10 C5 H11 107.655 H10 C5 H12 107.655
H11 C5 H12 107.698
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/aug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.531      
2 C 0.164      
3 C -0.052      
4 C -0.107      
5 C -0.710      
6 H 0.188      
7 H 0.188      
8 H 0.143      
9 H 0.143      
10 H 0.183      
11 H 0.196      
12 H 0.196      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  4.259 -0.016 0.000 4.259
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -43.430 1.029 0.000
y 1.029 -30.532 0.000
z 0.000 0.000 -30.721
Traceless
 xyz
x -12.804 1.029 0.000
y 1.029 6.544 0.000
z 0.000 0.000 6.260
Polar
3z2-r212.520
x2-y2-12.898
xy1.029
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 11.092 -0.427 0.000
y -0.427 7.458 0.000
z 0.000 0.000 6.885


<r2> (average value of r2) Å2
<r2> 160.364
(<r2>)1/2 12.663