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 CH3CH2CH2CN (Butanenitrile)

using model chemistry: HF/cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at HF/cc-pVDZ
 hartrees
Energy at 0K-210.014189
Energy at 298.15K-210.021752
HF Energy-210.014189
Nuclear repulsion energy154.480128
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 HF/cc-pVDZ
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' 3259 2959 38.95      
2 A' 3212 2916 16.26      
3 A' 3198 2904 12.83      
4 A' 3175 2883 32.96      
5 A' 2603 2363 17.37      
6 A' 1608 1460 5.17      
7 A' 1592 1446 1.04      
8 A' 1578 1433 3.49      
9 A' 1535 1394 1.52      
10 A' 1508 1370 2.42      
11 A' 1407 1277 5.51      
12 A' 1201 1091 1.57      
13 A' 1118 1015 0.09      
14 A' 1010 917 4.71      
15 A' 941 854 2.71      
16 A' 579 526 1.21      
17 A' 373 339 0.36      
18 A' 183 166 7.22      
19 A" 3267 2966 47.01      
20 A" 3248 2949 23.74      
21 A" 3227 2930 0.12      
22 A" 1595 1449 7.30      
23 A" 1427 1296 0.06      
24 A" 1357 1232 0.01      
25 A" 1220 1108 0.04      
26 A" 938 852 0.09      
27 A" 797 724 2.83      
28 A" 433 393 1.07      
29 A" 263 239 0.03      
30 A" 109 99 4.60      

Unscaled Zero Point Vibrational Energy (zpe) 23979.2 cm-1
Scaled (by 0.908) Zero Point Vibrational Energy (zpe) 21773.2 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 HF/cc-pVDZ
ABC
0.80343 0.07551 0.07177

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -2.597 0.372 0.000
C2 -1.466 0.493 0.000
C3 0.000 0.635 0.000
C4 0.719 -0.720 0.000
C5 2.236 -0.559 0.000
H6 0.278 1.220 0.878
H7 0.278 1.220 -0.878
H8 0.403 -1.290 0.876
H9 0.403 -1.290 -0.876
H10 2.726 -1.533 0.000
H11 2.577 -0.013 0.884
H12 2.577 -0.013 -0.884

Atom - Atom Distances (Å)
  N1 C2 C3 C4 C5 H6 H7 H8 H9 H10 H11 H12
N11.13692.60983.49084.92123.12273.12273.53933.53935.65375.26285.2628
C21.13691.47292.49953.84862.08312.08312.72812.72814.65694.16974.1697
C32.60981.47291.53332.53431.09131.09132.15282.15283.48332.80052.8005
C43.49082.49951.53331.52512.17412.17411.09231.09232.16592.17522.1752
C54.92123.84862.53431.52512.78712.78712.15932.15931.09121.09301.0930
H63.12272.08311.09132.17412.78711.75682.51293.06473.78772.60923.1484
H73.12272.08311.09132.17412.78711.75683.06472.51293.78773.14842.6092
H83.53932.72812.15281.09232.15932.51293.06471.75202.49512.52163.0748
H93.53932.72812.15281.09232.15933.06472.51291.75202.49513.07482.5216
H105.65374.65693.48332.16591.09123.78773.78772.49512.49511.76451.7645
H115.26284.16972.80052.17521.09302.60923.14842.52163.07481.76451.7672
H125.26284.16972.80052.17521.09303.14842.60923.07482.52161.76451.7672

picture of Butanenitrile state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 C3 179.354 C2 C3 C4 112.482
C2 C3 H6 107.733 C2 C3 H7 107.733
C3 C4 C5 111.920 C3 C4 H8 108.997
C3 C4 H9 108.997 C4 C3 H6 110.737
C4 C3 H7 110.737 C4 C5 H10 110.662
C4 C5 H11 111.298 C4 C5 H12 111.298
C5 C4 H8 110.068 C5 C4 H9 110.068
H6 C3 H7 107.205 H8 C4 H9 106.639
H10 C5 H11 107.773 H10 C5 H12 107.773
H11 C5 H12 107.879
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.168      
2 C -0.071      
3 C 0.001      
4 C -0.101      
5 C -0.037      
6 H 0.081      
7 H 0.081      
8 H 0.050      
9 H 0.050      
10 H 0.044      
11 H 0.035      
12 H 0.035      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  4.221 0.086 0.000 4.222
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -43.325 0.980 0.000
y 0.980 -30.344 0.000
z 0.000 0.000 -30.543
Traceless
 xyz
x -12.882 0.980 0.000
y 0.980 6.590 0.000
z 0.000 0.000 6.292
Polar
3z2-r212.584
x2-y2-12.981
xy0.980
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 8.561 -0.206 0.000
y -0.206 5.746 0.000
z 0.000 0.000 5.404


<r2> (average value of r2) Å2
<r2> 159.203
(<r2>)1/2 12.618