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All results from a given calculation for C5H5N (Bicyclo[1.1.0]butane-1-carbonitrile)

using model chemistry: MP2/CEP-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 MP2/CEP-31G*
 hartrees
Energy at 0K-40.681464
Energy at 298.15K-40.686428
HF Energy-39.919918
Nuclear repulsion energy99.140882
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/CEP-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' 3282 3116 0.14      
2 A' 3257 3092 16.17      
3 A' 3135 2977 26.59      
4 A' 2171 2061 24.14      
5 A' 1567 1488 1.74      
6 A' 1424 1352 2.77      
7 A' 1209 1148 0.04      
8 A' 1154 1095 17.19      
9 A' 1110 1053 4.09      
10 A' 967 918 3.79      
11 A' 898 853 51.94      
12 A' 768 729 19.07      
13 A' 613 582 24.66      
14 A' 481 456 0.23      
15 A' 413 392 1.86      
16 A' 174 165 1.69      
17 A" 3260 3095 2.58      
18 A" 3141 2983 29.31      
19 A" 1523 1446 0.28      
20 A" 1317 1251 0.02      
21 A" 1174 1114 0.18      
22 A" 1113 1056 0.04      
23 A" 1049 996 0.04      
24 A" 951 902 0.21      
25 A" 888 843 0.01      
26 A" 517 490 1.21      
27 A" 178 169 4.50      

Unscaled Zero Point Vibrational Energy (zpe) 18866.0 cm-1
Scaled (by 0.9494) Zero Point Vibrational Energy (zpe) 17911.3 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/CEP-31G*
ABC
0.28649 0.09370 0.08070

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/CEP-31G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
H1 -0.684 -0.040 2.096
H2 -1.554 1.371 1.252
C3 -0.987 0.433 1.153
H4 -0.684 -0.040 -2.096
H5 -1.554 1.371 -1.252
C6 -0.987 0.433 -1.153
C7 0.000 0.321 0.000
H8 -1.361 -1.590 0.000
C9 -1.307 -0.500 0.000
N10 2.487 -0.584 0.000
C11 1.351 -0.185 0.000

Atom - Atom Distances (Å)
  H1 H2 C3 H4 H5 C6 C7 H8 C9 N10 C11
H11.86001.09784.19243.73553.29722.23442.69332.23463.84062.9255
H21.86001.10033.73552.50312.64232.25483.21982.26414.66093.5255
C31.09781.10033.29722.64232.30561.52152.35831.51743.79912.6789
H44.19243.73553.29721.86001.09782.23442.69332.23463.84062.9255
H53.73552.50312.64231.86001.10032.25483.21982.26414.66093.5255
C63.29722.64232.30561.09781.10031.52152.35831.51743.79912.6789
C72.23442.25481.52152.23442.25481.52152.34571.54342.64701.4429
H82.69333.21982.35832.69333.21982.35832.34571.09123.97733.0543
C92.23462.26411.51742.23462.26411.51741.54341.09123.79542.6769
N103.84064.66093.79913.84064.66093.79912.64703.97733.79541.2043
C112.92553.52552.67892.92553.52552.67891.44293.05432.67691.2043

picture of Bicyclo[1.1.0]butane-1-carbonitrile state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H1 C3 H2 115.599 H1 C3 C7 116.152
H1 C3 C9 116.487 H2 C3 C7 117.745
H2 C3 C9 118.885 C3 C7 C6 98.522
C3 C7 C9 59.346 C3 C7 C11 129.283
C3 C9 C6 98.880 C3 C9 C7 59.607
C3 C9 H8 128.656 H4 C6 H5 115.599
H4 C6 C7 116.152 H4 C6 C9 116.487
H5 C6 C7 117.745 H5 C6 C9 118.885
C6 C7 C9 59.346 C6 C7 C11 129.283
C6 C9 C7 59.607 C6 C9 H8 128.656
C7 C3 C9 61.046 C7 C6 C9 61.046
C7 C9 H8 124.951 C7 C11 N10 178.851
C9 C7 C11 127.347
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability