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All results from a given calculation for CH3CH2CH2CN (Butanenitrile)

using model chemistry: CCSD(T)=FULL/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 CCSD(T)=FULL/6-31G*
 hartrees
Energy at 0K-210.759041
Energy at 298.15K-210.766281
HF Energy-209.993492
Nuclear repulsion energy153.373924
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 CCSD(T)=FULL/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' 3136 3045        
2 A' 3067 2977        
3 A' 3058 2968        
4 A' 3051 2962        
5 A' 2309 2241        
6 A' 1552 1506        
7 A' 1538 1493        
8 A' 1520 1476        
9 A' 1462 1419        
10 A' 1427 1385        
11 A' 1332 1293        
12 A' 1141 1107        
13 A' 1082 1050        
14 A' 972 944        
15 A' 895 869        
16 A' 519 504        
17 A' 349 339        
18 A' 164 159        
19 A" 3130 3038        
20 A" 3111 3020        
21 A" 3094 3003        
22 A" 1543 1498        
23 A" 1353 1313        
24 A" 1289 1252        
25 A" 1155 1121        
26 A" 894 868        
27 A" 755 733        
28 A" 370 360        
29 A" 244 237        
30 A" 98 95        

Unscaled Zero Point Vibrational Energy (zpe) 22803.6 cm-1
Scaled (by 0.9707) Zero Point Vibrational Energy (zpe) 22135.5 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 CCSD(T)=FULL/6-31G*
ABC
0.79000 0.07479 0.07105

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCSD(T)=FULL/6-31G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -2.628 0.337 0.000
C2 -1.465 0.482 0.000
C3 0.000 0.637 0.000
C4 0.730 -0.716 0.000
C5 2.248 -0.531 0.000
H6 0.286 1.225 0.883
H7 0.286 1.225 -0.883
H8 0.418 -1.293 0.882
H9 0.418 -1.293 -0.882
H10 2.760 -1.501 0.000
H11 2.577 0.025 0.888
H12 2.577 0.025 -0.888

Atom - Atom Distances (Å)
  N1 C2 C3 C4 C5 H6 H7 H8 H9 H10 H11 H12
N11.17212.64543.51994.95273.17253.17253.56543.56545.69295.29005.2900
C21.17211.47332.50113.84852.09782.09782.73342.73344.66704.16394.1639
C32.64541.47331.53752.53291.09941.09942.16202.16203.49082.79382.7938
C43.51992.50111.53751.52872.17872.17871.09881.09882.17582.17942.1794
C54.95273.84852.53291.52872.77682.77682.16942.16941.09701.09851.0985
H63.17252.09781.09942.17872.77681.76672.52123.07773.78552.58623.1348
H73.17252.09781.09942.17872.77681.76673.07772.52123.78553.13482.5862
H83.56542.73342.16201.09882.16942.52123.07771.76362.51112.52963.0875
H93.56542.73342.16201.09882.16943.07772.52121.76362.51113.08752.5296
H105.69294.66703.49082.17581.09703.78553.78552.51112.51111.77521.7752
H115.29004.16392.79382.17941.09852.58623.13482.52963.08751.77521.7767
H125.29004.16392.79382.17941.09853.13482.58623.08752.52961.77521.7767

picture of Butanenitrile state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 C3 178.942 C2 C3 C4 112.324
C2 C3 H6 108.379 C2 C3 H7 108.379
C3 C4 C5 111.392 C3 C4 H8 109.054
C3 C4 H9 109.054 C4 C3 H6 110.324
C4 C3 H7 110.324 C4 C5 H10 110.855
C4 C5 H11 111.044 C4 C5 H12 111.044
C5 C4 H8 110.238 C5 C4 H9 110.238
H6 C3 H7 106.933 H8 C4 H9 106.741
H10 C5 H11 107.913 H10 C5 H12 107.913
H11 C5 H12 107.934
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability