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 C5H7N (Cyclobutanecarbonitrile)

using model chemistry: TPSSh/6-31+G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at TPSSh/6-31+G**
 hartrees
Energy at 0K-249.490586
Energy at 298.15K-249.498435
HF Energy-249.490586
Nuclear repulsion energy210.319679
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 TPSSh/6-31+G**
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' 3150 3032 47.37      
2 A' 3126 3009 14.12      
3 A' 3085 2970 2.73      
4 A' 3078 2963 3.67      
5 A' 3072 2957 35.38      
6 A' 2315 2229 21.52      
7 A' 1528 1471 1.28      
8 A' 1503 1447 3.73      
9 A' 1355 1305 2.43      
10 A' 1283 1235 0.78      
11 A' 1243 1196 0.08      
12 A' 1129 1087 1.83      
13 A' 1072 1032 0.01      
14 A' 960 924 0.81      
15 A' 902 869 1.70      
16 A' 750 722 1.41      
17 A' 574 553 0.73      
18 A' 524 504 1.21      
19 A' 264 254 1.27      
20 A' 129 124 3.13      
21 A" 3143 3025 15.66      
22 A" 3082 2966 57.15      
23 A" 1496 1440 1.14      
24 A" 1284 1236 2.13      
25 A" 1262 1214 0.31      
26 A" 1244 1197 0.34      
27 A" 1210 1165 0.43      
28 A" 1030 991 0.00      
29 A" 948 912 0.23      
30 A" 942 907 2.31      
31 A" 789 759 1.08      
32 A" 534 514 0.10      
33 A" 177 170 4.56      

Unscaled Zero Point Vibrational Energy (zpe) 24091.5 cm-1
Scaled (by 0.9625) Zero Point Vibrational Energy (zpe) 23188.0 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 TPSSh/6-31+G**
ABC
0.32768 0.07863 0.06947

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 1.639 2.110 0.000
C2 0.741 1.370 0.000
C3 -0.353 0.400 0.000
C4 -0.871 -1.702 0.000
C5 -0.353 -0.719 1.085
C6 -0.353 -0.719 -1.085
H7 -1.301 0.946 0.000
H8 -1.963 -1.771 0.000
H9 -0.453 -2.711 0.000
H10 0.664 -0.960 1.403
H11 -0.974 -0.545 1.967
H12 0.664 -0.960 -1.403
H13 -0.974 -0.545 -1.967

Atom - Atom Distances (Å)
  N1 C2 C3 C4 C5 C6 H7 H8 H9 H10 H11 H12 H13
N11.16432.62594.56393.62663.62663.16245.29535.25603.51374.21243.51374.2124
C21.16431.46213.46862.59572.59572.08534.14444.25232.72103.23622.72103.2362
C32.62591.46212.16411.55841.55841.09442.70263.11262.20292.26832.20292.2683
C44.56393.46862.16411.55211.55212.68271.09421.09262.20802.28412.20802.2841
C53.62662.59571.55841.55212.16922.20222.20772.27031.09291.09272.69863.1187
C63.62662.59571.55841.55212.16922.20222.20772.27032.69863.11871.09291.0927
H73.16242.08531.09442.68272.20222.20222.79703.75463.07672.48963.07672.4896
H85.29534.14442.70261.09422.20772.20772.79701.77813.08682.52003.08682.5200
H95.25604.25233.11261.09262.27032.27033.75461.77812.50702.97212.50702.9721
H103.51372.72102.20292.20801.09292.69863.07673.08682.50701.78142.80653.7699
H114.21243.23622.26832.28411.09273.11872.48962.52002.97211.78143.76993.9334
H123.51372.72102.20292.20802.69861.09293.07673.08682.50702.80653.76991.7814
H134.21243.23622.26832.28413.11871.09272.48962.52002.97213.76993.93341.7814

picture of Cyclobutanecarbonitrile state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 C3 177.894 C2 C3 C5 118.460
C2 C3 C6 118.460 C2 C3 H7 108.453
C3 C5 C4 88.171 C3 C5 H10 111.165
C3 C5 H11 116.553 C3 C6 C4 88.171
C3 C6 H12 111.165 C3 C6 H13 116.553
C4 C5 H10 112.012 C4 C5 H11 118.414
C4 C6 H12 112.012 C4 C6 H13 118.414
C5 C3 C6 88.209 C5 C3 H7 111.020
C5 C4 C6 88.659 C5 C4 H8 111.909
C5 C4 H9 117.222 C6 C3 H7 111.020
C6 C4 H8 111.909 C6 C4 H9 117.222
H8 C4 H9 108.806 H10 C5 H11 109.187
H12 C6 H13 109.187
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at TPSSh/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.445      
2 C -0.211      
3 C 0.552      
4 C -0.091      
5 C -0.500      
6 C -0.500      
7 H 0.189      
8 H 0.161      
9 H 0.161      
10 H 0.176      
11 H 0.166      
12 H 0.176      
13 H 0.166      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -3.062 -3.226 0.000 4.448
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 8.811 2.112 0.000
y 2.112 9.884 0.000
z 0.000 0.000 7.872


<r2> (average value of r2) Å2
<r2> 169.144
(<r2>)1/2 13.006