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All results from a given calculation for C5H7N (Cyclobutanecarbonitrile)

using model chemistry: MP2=FULL/STO-3G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at MP2=FULL/STO-3G
 hartrees
Energy at 0K-245.192822
Energy at 298.15K-245.200457
Nuclear repulsion energy205.672379
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 MP2=FULL/STO-3G
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' 3551 3156 3.01      
2 A' 3544 3151 0.08      
3 A' 3444 3061 0.37      
4 A' 3425 3044 0.69      
5 A' 3417 3037 1.04      
6 A' 2107 1873 39.64      
7 A' 1707 1517 0.57      
8 A' 1688 1500 0.22      
9 A' 1509 1341 0.95      
10 A' 1440 1280 8.12      
11 A' 1366 1214 0.12      
12 A' 1238 1100 0.24      
13 A' 1160 1031 0.07      
14 A' 1068 949 0.45      
15 A' 953 847 0.83      
16 A' 824 732 1.15      
17 A' 663 590 0.60      
18 A' 516 458 0.32      
19 A' 242 215 1.36      
20 A' 100 89 1.19      
21 A" 3547 3153 0.53      
22 A" 3419 3039 1.80      
23 A" 1685 1497 0.18      
24 A" 1455 1293 0.45      
25 A" 1412 1255 0.02      
26 A" 1393 1238 0.02      
27 A" 1360 1209 0.00      
28 A" 1187 1055 0.00      
29 A" 1089 968 0.01      
30 A" 1062 944 0.11      
31 A" 865 769 0.47      
32 A" 535 475 0.01      
33 A" 180 160 2.75      

Unscaled Zero Point Vibrational Energy (zpe) 26573.8 cm-1
Scaled (by 0.8889) Zero Point Vibrational Energy (zpe) 23621.4 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 MP2=FULL/STO-3G
ABC
0.30396 0.07551 0.06705

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2=FULL/STO-3G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 1.700 2.159 0.000
C2 0.746 1.388 0.000
C3 -0.404 0.414 0.000
C4 -0.774 -1.771 0.000
C5 -0.404 -0.718 1.110
C6 -0.404 -0.718 -1.110
H7 -1.360 0.977 0.000
H8 -1.849 -2.024 0.000
H9 -0.182 -2.704 0.000
H10 0.602 -0.885 1.534
H11 -1.132 -0.581 1.930
H12 0.602 -0.885 -1.534
H13 -1.132 -0.581 -1.930

Atom - Atom Distances (Å)
  N1 C2 C3 C4 C5 C6 H7 H8 H9 H10 H11 H12 H13
N11.22682.73394.64413.73293.73293.27975.48555.21413.58104.38793.58104.3879
C21.22681.50723.50562.64332.64332.14504.28624.19522.74563.33592.74563.3359
C32.73391.50722.21601.58471.58471.10912.83333.12522.24762.29032.24762.2903
C44.64413.50562.21601.57441.57442.81021.10461.10452.24352.29592.24352.2959
C53.73292.64331.58471.57442.21962.23972.24162.28601.10491.10502.83403.1290
C63.73292.64331.58471.57442.21962.23972.24162.28602.83403.12901.10491.1050
H73.27972.14501.10912.81022.23972.23973.04043.86473.10932.49143.10932.4914
H85.48554.28622.83331.10462.24162.24163.04041.80103.10802.51443.10802.5144
H95.21414.19523.12521.10452.28602.28603.86471.80102.50543.02232.50543.0223
H103.58102.74562.24762.24351.10492.83403.10933.10802.50541.80403.06863.8861
H114.38793.33592.29032.29591.10503.12902.49142.51443.02231.80403.88613.8609
H123.58102.74562.24762.24352.83401.10493.10933.10802.50543.06863.88611.8040
H134.38793.33592.29032.29593.12901.10502.49142.51443.02233.88613.86091.8040

picture of Cyclobutanecarbonitrile state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 C3 178.699 C2 C3 C5 117.476
C2 C3 C6 117.476 C2 C3 H7 109.196
C3 C5 C4 89.091 C3 C5 H10 112.143
C3 C5 H11 115.599 C3 C6 C4 89.091
C3 C6 H12 112.143 C3 C6 H13 115.599
C4 C5 H10 112.545 C4 C5 H11 116.852
C4 C6 H12 112.545 C4 C6 H13 116.852
C5 C3 C6 88.906 C5 C3 H7 111.266
C5 C4 C6 89.646 C5 C4 H8 112.415
C5 C4 H9 116.049 C6 C3 H7 111.266
C6 C4 H8 112.415 C6 C4 H9 116.049
H8 C4 H9 109.228 H10 C5 H11 109.435
H12 C6 H13 109.435
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability