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

using model chemistry: B97D3/cc-pVTZ

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/cc-pVTZ
 hartrees
Energy at 0K-210.081249
Energy at 298.15K-210.087284
HF Energy-210.081249
Nuclear repulsion energy158.326585
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/cc-pVTZ
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' 3180 3136 11.88      
2 A' 3157 3113 9.42      
3 A' 3100 3057 30.23      
4 A' 2976 2934 8.27      
5 A' 1596 1573 8.06      
6 A' 1486 1465 10.03      
7 A' 1370 1351 19.65      
8 A' 1343 1324 13.80      
9 A' 1280 1262 0.14      
10 A' 1225 1208 0.27      
11 A' 1095 1080 6.39      
12 A' 987 974 14.98      
13 A' 946 933 21.84      
14 A' 912 899 4.40      
15 A' 849 837 7.27      
16 A' 823 811 7.35      
17 A" 3001 2959 4.34      
18 A" 1132 1116 0.39      
19 A" 962 949 11.75      
20 A" 916 903 6.26      
21 A" 878 866 6.12      
22 A" 683 673 33.51      
23 A" 542 534 2.23      
24 A" 356 351 15.20      

Unscaled Zero Point Vibrational Energy (zpe) 17396.4 cm-1
Scaled (by 0.986) Zero Point Vibrational Energy (zpe) 17152.9 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/cc-pVTZ
ABC
0.30252 0.28021 0.14948

See section I.F.4 to change rotational constant units
Geometric Data calculated at B97D3/cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 1.203 0.337 0.000
C2 0.000 1.173 0.000
C3 -1.175 0.242 0.000
C4 -0.683 -1.014 0.000
C5 0.778 -0.886 0.000
H6 0.017 1.834 0.878
H7 0.017 1.834 -0.878
H8 -2.214 0.548 0.000
H9 -1.240 -1.944 0.000
H10 1.476 -1.722 0.000

Atom - Atom Distances (Å)
  N1 C2 C3 C4 C5 H6 H7 H8 H9 H10
N11.46512.38022.32091.29442.10232.10233.42433.34292.0768
C21.46511.49862.29122.20041.09941.09942.30093.35443.2491
C32.38021.49861.34932.25542.17392.17391.08342.18743.2992
C42.32092.29121.34931.46743.06203.06202.18701.08372.2723
C51.29442.20042.25541.46742.95752.95753.31812.27921.0891
H62.10231.09942.17393.06202.95751.75592.72154.07773.9426
H72.10231.09942.17393.06202.95751.75592.72154.07773.9426
H83.42432.30091.08342.18703.31812.72152.72152.67524.3322
H93.34293.35442.18741.08372.27924.07774.07772.67522.7252
H102.07683.24913.29922.27231.08913.94263.94264.33222.7252

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 112.060 N1 C2 H6 112.588
N1 C2 H7 112.588 N1 C5 C4 113.533
N1 C5 H10 118.372 C2 N1 C5 104.931
C2 C3 C4 101.534 C2 C3 H8 123.392
C3 C2 H6 106.999 C3 C2 H7 106.999
C3 C4 C5 107.942 C3 C4 H9 124.915
C4 C3 H8 135.074 C4 C5 H10 128.095
C5 C4 H9 127.143 H6 C2 H7 105.132
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B97D3/cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.187      
2 C -0.012      
3 C -0.118      
4 C -0.133      
5 C -0.033      
6 H 0.091      
7 H 0.091      
8 H 0.106      
9 H 0.098      
10 H 0.097      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.994 -0.301 0.000 2.017
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -31.978 -2.267 0.000
y -2.267 -25.461 0.000
z 0.000 0.000 -30.700
Traceless
 xyz
x -3.898 -2.267 0.000
y -2.267 5.878 0.000
z 0.000 0.000 -1.980
Polar
3z2-r2-3.960
x2-y2-6.517
xy-2.267
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 8.030 -0.300 0.000
y -0.300 9.172 0.000
z 0.000 0.000 4.766


<r2> (average value of r2) Å2
<r2> 87.417
(<r2>)1/2 9.350