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All results from a given calculation for C4H5N (2H-pyrrole)

using model chemistry: B97D3/6-311G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B97D3/6-311G**
 hartrees
Energy at 0K-210.060988
Energy at 298.15K-210.067009
HF Energy-210.060988
Nuclear repulsion energy158.001613
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 B97D3/6-311G**
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' 3178 3132 13.64      
2 A' 3154 3109 10.75      
3 A' 3100 3055 32.24      
4 A' 2975 2933 9.06      
5 A' 1596 1574 7.57      
6 A' 1488 1467 10.22      
7 A' 1373 1354 19.52      
8 A' 1339 1319 14.05      
9 A' 1276 1258 0.08      
10 A' 1224 1207 0.22      
11 A' 1093 1078 6.41      
12 A' 986 972 14.31      
13 A' 948 935 22.67      
14 A' 912 899 4.57      
15 A' 847 835 7.00      
16 A' 823 811 7.03      
17 A" 3002 2959 7.25      
18 A" 1132 1116 0.37      
19 A" 959 945 13.42      
20 A" 911 898 5.79      
21 A" 875 862 5.14      
22 A" 682 672 35.82      
23 A" 540 533 2.60      
24 A" 352 347 16.99      

Unscaled Zero Point Vibrational Energy (zpe) 17383.5 cm-1
Scaled (by 0.9857) Zero Point Vibrational Energy (zpe) 17134.9 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 B97D3/6-311G**
ABC
0.30171 0.27864 0.14885

See section I.F.4 to change rotational constant units
Geometric Data calculated at B97D3/6-311G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 1.207 0.339 0.000
C2 0.000 1.174 0.000
C3 -1.178 0.242 0.000
C4 -0.685 -1.017 0.000
C5 0.780 -0.886 0.000
H6 0.018 1.836 0.880
H7 0.018 1.836 -0.880
H8 -2.220 0.547 0.000
H9 -1.242 -1.949 0.000
H10 1.480 -1.723 0.000

Atom - Atom Distances (Å)
  N1 C2 C3 C4 C5 H6 H7 H8 H9 H10
N11.46772.38722.32731.29702.10452.10453.43333.35092.0797
C21.46771.50222.29542.20271.10141.10142.30693.36073.2531
C32.38721.50221.35232.26022.17832.17831.08542.19223.3059
C42.32732.29541.35231.47093.06693.06692.19151.08572.2772
C51.29702.20272.26021.47092.96032.96033.32492.28411.0910
H62.10451.10142.17833.06692.96031.76042.72844.08483.9467
H72.10451.10142.17833.06692.96031.76042.72844.08483.9467
H83.43332.30691.08542.19153.32492.72842.72842.68104.3410
H93.35093.36072.19221.08572.28414.08484.08482.68102.7310
H102.07973.25313.30592.27721.09103.94673.94674.34102.7310

picture of 2H-pyrrole state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 C3 112.179 N1 C2 H6 112.531
N1 C2 H7 112.531 N1 C5 C4 113.597
N1 C5 H10 118.301 C2 N1 C5 104.843
C2 C3 C4 101.448 C2 C3 H8 123.441
C3 C2 H6 106.962 C3 C2 H7 106.962
C3 C4 C5 107.933 C3 C4 H9 124.899
C4 C3 H8 135.111 C4 C5 H10 128.102
C5 C4 H9 127.168 H6 C2 H7 105.200
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B97D3/6-311G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.274      
2 C -0.080      
3 C -0.143      
4 C -0.122      
5 C 0.040      
6 H 0.144      
7 H 0.144      
8 H 0.100      
9 H 0.089      
10 H 0.103      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -2.012 -0.278 0.000 2.031
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -31.840 -2.288 0.000
y -2.288 -25.331 0.000
z 0.000 0.000 -30.707
Traceless
 xyz
x -3.821 -2.288 0.000
y -2.288 5.943 0.000
z 0.000 0.000 -2.122
Polar
3z2-r2-4.243
x2-y2-6.509
xy-2.288
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.596 -0.326 0.000
y -0.326 8.899 0.000
z 0.000 0.000 4.188


<r2> (average value of r2) Å2
<r2> 87.644
(<r2>)1/2 9.362