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All results from a given calculation for CH3CH2CH2CN (Butanenitrile)

using model chemistry: QCISD/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 QCISD/cc-pVDZ
 hartrees
Energy at 0K-210.771518
Energy at 298.15K-210.778793
HF Energy-210.010058
Nuclear repulsion energy152.801564
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 QCISD/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' 3148 3020 25.86      
2 A' 3080 2955 21.52      
3 A' 3073 2948 4.49      
4 A' 3056 2932 23.77      
5 A' 2326 2232 1.16      
6 A' 1507 1446 4.62      
7 A' 1493 1432 0.73      
8 A' 1475 1415 2.63      
9 A' 1428 1370 1.11      
10 A' 1404 1347 1.72      
11 A' 1307 1253 4.72      
12 A' 1129 1083 0.84      
13 A' 1081 1037 0.04      
14 A' 971 932 2.19      
15 A' 889 852 1.68      
16 A' 523 501 0.64      
17 A' 346 332 0.08      
18 A' 165 158 5.33      
19 A" 3143 3015 50.50      
20 A" 3130 3002 0.24      
21 A" 3111 2985 0.26      
22 A" 1498 1437 6.62      
23 A" 1331 1277 0.04      
24 A" 1265 1213 0.01      
25 A" 1133 1087 0.01      
26 A" 875 839 0.18      
27 A" 748 717 2.17      
28 A" 376 361 0.33      
29 A" 250 239 0.02      
30 A" 102 97 3.62      

Unscaled Zero Point Vibrational Energy (zpe) 22678.2 cm-1
Scaled (by 0.9594) Zero Point Vibrational Energy (zpe) 21757.4 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 QCISD/cc-pVDZ
ABC
0.78537 0.07420 0.07051

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -2.637 0.339 0.000
C2 -1.474 0.481 0.000
C3 0.000 0.637 0.000
C4 0.734 -0.717 0.000
C5 2.257 -0.532 0.000
H6 0.283 1.230 0.889
H7 0.283 1.230 -0.889
H8 0.419 -1.297 0.887
H9 0.419 -1.297 -0.887
H10 2.772 -1.509 0.000
H11 2.589 0.027 0.894
H12 2.589 0.027 -0.894

Atom - Atom Distances (Å)
  N1 C2 C3 C4 C5 H6 H7 H8 H9 H10 H11 H12
N11.17192.65373.53304.97053.17943.17943.57853.57855.71595.31085.3108
C21.17191.48192.51253.86562.10632.10632.74492.74494.68904.18444.1844
C32.65371.48191.54112.54191.10551.10552.16942.16943.50582.80592.8059
C43.53302.51251.54111.53332.18822.18821.10591.10592.18602.18912.1891
C54.97053.86562.54191.53332.79202.79202.17892.17891.10401.10591.1059
H63.17942.10631.10552.18822.79201.77852.53133.09263.80672.60113.1537
H73.17942.10631.10552.18822.79201.77853.09262.53133.80673.15372.6011
H83.57852.74492.16941.10592.17892.53133.09261.77482.52342.54183.1039
H93.57852.74492.16941.10592.17893.09262.53131.77482.52343.10392.5418
H105.71594.68903.50582.18601.10403.80673.80672.52342.52341.78671.7867
H115.31084.18442.80592.18911.10592.60113.15372.54183.10391.78671.7880
H125.31084.18442.80592.18911.10593.15372.60113.10392.54181.78671.7880

picture of Butanenitrile state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 C3 179.080 C2 C3 C4 112.414
C2 C3 H6 108.103 C2 C3 H7 108.103
C3 C4 C5 111.542 C3 C4 H8 108.978
C3 C4 H9 108.978 C4 C3 H6 110.467
C4 C3 H7 110.467 C4 C5 H10 110.916
C4 C5 H11 111.050 C4 C5 H12 111.050
C5 C4 H8 110.243 C5 C4 H9 110.243
H6 C3 H7 107.100 H8 C4 H9 106.724
H10 C5 H11 107.904 H10 C5 H12 107.904
H11 C5 H12 107.874
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability