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All results from a given calculation for C4H5N ((Z)-2-Butenenitrile)

using model chemistry: B3LYP/Def2TZVPP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B3LYP/Def2TZVPP
 hartrees
Energy at 0K-210.240079
Energy at 298.15K-210.244643
HF Energy-210.240079
Nuclear repulsion energy142.022104
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 B3LYP/Def2TZVPP
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' 3183 3064 3.29      
2 A' 3156 3038 7.47      
3 A' 3121 3004 2.56      
4 A' 3026 2912 8.51      
5 A' 2328 2241 18.95      
6 A' 1687 1624 16.32      
7 A' 1483 1427 17.45      
8 A' 1432 1379 5.28      
9 A' 1405 1353 3.65      
10 A' 1266 1219 0.81      
11 A' 1127 1085 0.19      
12 A' 968 932 14.89      
13 A' 903 869 2.33      
14 A' 673 648 1.47      
15 A' 400 385 0.20      
16 A' 160 154 4.93      
17 A" 3068 2953 8.68      
18 A" 1480 1425 8.08      
19 A" 1073 1033 0.63      
20 A" 993 956 0.92      
21 A" 756 728 37.82      
22 A" 535 515 2.58      
23 A" 293 282 2.90      
24 A" 149 143 0.04      

Unscaled Zero Point Vibrational Energy (zpe) 17331.3 cm-1
Scaled (by 0.9626) Zero Point Vibrational Energy (zpe) 16683.2 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 B3LYP/Def2TZVPP
ABC
0.40883 0.11486 0.09116

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/Def2TZVPP

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.214 0.231 0.000
N2 -2.238 -0.302 0.000
C3 0.000 0.975 0.000
H4 -0.104 2.052 0.000
C5 1.210 0.404 0.000
H6 2.066 1.069 0.000
C7 1.495 -1.059 0.000
H8 0.584 -1.654 0.000
H9 2.089 -1.329 0.876
H10 2.089 -1.329 -0.876

Atom - Atom Distances (Å)
  C1 N2 C3 H4 C5 H6 C7 H8 H9 H10
C11.15411.42422.13262.43003.38553.00052.60523.75703.7570
N21.15412.57683.17733.51874.51673.80823.12834.53234.5323
C31.42422.57681.08171.33792.06822.52452.69373.23173.2317
H42.13263.17731.08172.10802.38273.49793.76974.12464.1246
C52.43003.51871.33792.10801.08441.49012.15092.13172.1317
H63.38554.51672.06822.38271.08442.20303.10032.55312.5531
C73.00053.80822.52453.49791.49012.20301.08831.09281.0928
H82.60523.12832.69373.76972.15093.10031.08831.77201.7720
H93.75704.53233.23174.12462.13172.55311.09281.77201.7527
H103.75704.53233.23174.12462.13172.55311.09281.77201.7527

picture of (Z)-2-Butenenitrile state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C3 H4 115.979 C1 C3 C5 123.192
N2 C1 C3 176.040 C3 C5 H6 116.871
C3 C5 C7 126.337 H4 C3 C5 120.829
C5 C7 H8 112.124 C5 C7 H9 110.294
C5 C7 H10 110.294 H6 C5 C7 116.793
H8 C7 H9 108.664 H8 C7 H10 108.664
H9 C7 H10 106.626
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/Def2TZVPP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.207      
2 N 0.004      
3 C -0.068      
4 H 0.137      
5 C -0.067      
6 H 0.126      
7 C -0.209      
8 H 0.094      
9 H 0.095      
10 H 0.095      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  4.153 1.140 0.000 4.306
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -35.924 -2.562 0.000
y -2.562 -27.630 0.000
z 0.000 0.000 -31.130
Traceless
 xyz
x -6.544 -2.562 0.000
y -2.562 5.897 0.000
z 0.000 0.000 0.647
Polar
3z2-r21.294
x2-y2-8.294
xy-2.562
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 11.034 -0.149 0.000
y -0.149 7.265 0.000
z 0.000 0.000 5.176


<r2> (average value of r2) Å2
<r2> 126.417
(<r2>)1/2 11.244