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All results from a given calculation for C5H7N (Cyclobutanecarbonitrile)

using model chemistry: B1B95/6-31G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B1B95/6-31G**
 hartrees
Energy at 0K-249.345387
Energy at 298.15K-249.353293
Nuclear repulsion energy211.498498
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 B1B95/6-31G**
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' 3175 3032 34.70      
2 A' 3156 3013 9.91      
3 A' 3108 2967 2.53      
4 A' 3099 2959 3.98      
5 A' 3097 2957 24.68      
6 A' 2382 2274 15.63      
7 A' 1520 1451 0.95      
8 A' 1492 1425 4.33      
9 A' 1362 1301 2.08      
10 A' 1285 1227 0.70      
11 A' 1245 1189 0.27      
12 A' 1130 1079 2.26      
13 A' 1095 1046 0.09      
14 A' 981 936 0.72      
15 A' 912 871 1.88      
16 A' 760 725 1.39      
17 A' 580 553 1.32      
18 A' 534 510 0.70      
19 A' 271 259 1.55      
20 A' 134 128 3.05      
21 A" 3168 3025 13.94      
22 A" 3104 2964 40.27      
23 A" 1485 1418 1.71      
24 A" 1286 1228 2.09      
25 A" 1260 1203 0.38      
26 A" 1245 1188 0.23      
27 A" 1213 1158 0.36      
28 A" 1049 1001 0.01      
29 A" 966 922 0.01      
30 A" 958 915 2.39      
31 A" 793 757 1.49      
32 A" 544 519 0.01      
33 A" 180 172 4.67      

Unscaled Zero Point Vibrational Energy (zpe) 24282.3 cm-1
Scaled (by 0.9548) Zero Point Vibrational Energy (zpe) 23184.7 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 B1B95/6-31G**
ABC
0.33235 0.07947 0.07024

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/6-31G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 1.615 2.122 0.000
C2 0.737 1.364 0.000
C3 -0.339 0.390 0.000
C4 -0.889 -1.683 0.000
C5 -0.339 -0.727 1.075
C6 -0.339 -0.727 -1.075
H7 -1.297 0.918 0.000
H8 -1.981 -1.697 0.000
H9 -0.525 -2.710 0.000
H10 0.683 -0.985 1.358
H11 -0.928 -0.550 1.976
H12 0.683 -0.985 -1.358
H13 -0.928 -0.550 -1.976

Atom - Atom Distances (Å)
  N1 C2 C3 C4 C5 C6 H7 H8 H9 H10 H11 H12 H13
N11.16002.61184.55483.61823.61823.15105.24585.28503.51674.18473.51674.1847
C21.16001.45203.45342.58552.58552.08224.09374.26522.71373.21552.71373.2155
C32.61181.45202.14401.54961.54961.09352.65513.10562.18592.26562.18592.2656
C44.55483.45342.14401.53971.53972.63271.09261.09032.19092.27752.19092.2775
C53.61822.58551.54961.53972.14932.18572.18902.26361.09141.09042.65123.1115
C63.61822.58551.54961.53972.14932.18572.18902.26362.65123.11151.09141.0904
H73.15102.08221.09352.63272.18572.18572.70323.70983.06322.48923.06322.4892
H85.24584.09372.65511.09262.18902.18902.70321.77463.07352.51543.07352.5154
H95.28504.26523.10561.09032.26362.26363.70981.77462.50572.95492.50572.9549
H103.51672.71372.18592.19091.09142.65123.06323.07352.50571.77852.71613.7276
H114.18473.21552.26562.27751.09043.11152.48922.51542.95491.77853.72763.9513
H123.51672.71372.18592.19092.65121.09143.06323.07352.50572.71613.72761.7785
H134.18473.21552.26562.27753.11151.09042.48922.51542.95493.72763.95131.7785

picture of Cyclobutanecarbonitrile state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 C3 178.666 C2 C3 C5 118.907
C2 C3 C6 118.907 C2 C3 H7 108.958
C3 C5 C4 87.897 C3 C5 H10 110.519
C3 C5 H11 117.159 C3 C6 C4 87.897
C3 C6 H12 110.519 C3 C6 H13 117.159
C4 C5 H10 111.619 C4 C5 H11 118.987
C4 C6 H12 111.619 C4 C6 H13 118.987
C5 C3 C6 87.813 C5 C3 H7 110.379
C5 C4 C6 88.529 C5 C4 H8 111.396
C5 C4 H9 117.776 C6 C3 H7 110.379
C6 C4 H8 111.396 C6 C4 H9 117.776
H8 C4 H9 108.776 H10 C5 H11 109.201
H12 C6 H13 109.201
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/6-31G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.464      
2 C 0.331      
3 C -0.194      
4 C -0.243      
5 C -0.216      
6 C -0.216      
7 H 0.171      
8 H 0.133      
9 H 0.130      
10 H 0.147      
11 H 0.136      
12 H 0.147      
13 H 0.136      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -2.876 -3.029 0.000 4.177
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -39.028 -6.456 0.000
y -6.456 -41.961 0.000
z 0.000 0.000 -34.826
Traceless
 xyz
x -0.635 -6.456 0.000
y -6.456 -5.034 0.000
z 0.000 0.000 5.669
Polar
3z2-r211.337
x2-y22.933
xy-6.456
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.906 1.797 0.000
y 1.797 8.617 0.000
z 0.000 0.000 6.828


<r2> (average value of r2) Å2
<r2> 154.623
(<r2>)1/2 12.435