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All results from a given calculation for C4H5N (3H-pyrrole)

using model chemistry: TPSSh/6-31+G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at TPSSh/6-31+G**
 hartrees
Energy at 0K-210.173603
Energy at 298.15K-210.179604
HF Energy-210.173603
Nuclear repulsion energy158.307643
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 TPSSh/6-31+G**
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' 3261 3139 11.77      
2 A' 3237 3115 4.67      
3 A' 3201 3081 13.24      
4 A' 3034 2920 4.44      
5 A' 1627 1566 17.63      
6 A' 1565 1506 8.21      
7 A' 1417 1364 17.28      
8 A' 1361 1310 18.16      
9 A' 1303 1254 4.74      
10 A' 1268 1220 9.47      
11 A' 1140 1097 4.79      
12 A' 1030 991 6.38      
13 A' 971 934 18.10      
14 A' 944 908 7.52      
15 A' 844 812 0.64      
16 A' 830 799 3.25      
17 A" 3069 2954 3.21      
18 A" 1118 1076 0.01      
19 A" 954 918 8.98      
20 A" 939 903 16.74      
21 A" 767 738 0.34      
22 A" 708 681 40.79      
23 A" 529 509 14.26      
24 A" 339 327 3.29      

Unscaled Zero Point Vibrational Energy (zpe) 17726.1 cm-1
Scaled (by 0.9625) Zero Point Vibrational Energy (zpe) 17061.3 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 TPSSh/6-31+G**
ABC
0.29710 0.28469 0.14941

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 1.138 0.556 0.000
C2 0.000 1.164 0.000
C3 -1.188 0.230 0.000
C4 -0.480 -1.099 0.000
C5 0.844 -0.844 0.000
H6 -0.073 2.249 0.000
H7 -1.825 0.383 0.882
H8 -1.825 0.383 -0.882
H9 -0.967 -2.066 0.000
H10 1.669 -1.546 0.000

Atom - Atom Distances (Å)
  N1 C2 C3 C4 C5 H6 H7 H8 H9 H10
N11.28962.34852.31431.43062.08143.09573.09573.36212.1685
C21.28961.51102.31262.17811.08802.17202.17203.37113.1827
C32.34851.51101.50522.29882.30661.09861.09862.30643.3645
C42.31432.31261.50521.34913.37242.18632.18631.08272.1959
C51.43062.17812.29881.34913.22653.06723.06722.18481.0833
H62.08141.08802.30663.37243.22652.70732.70734.40664.1762
H73.09572.17201.09862.18633.06722.70731.76452.74054.0875
H83.09572.17201.09862.18633.06722.70731.76452.74054.0875
H93.36213.37112.30641.08272.18484.40662.74052.74052.6870
H102.16853.18273.36452.19591.08334.17624.08754.08752.6870

picture of 3H-pyrrole state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 C3 113.738 N1 C2 H6 121.953
N1 C5 C4 112.695 N1 C5 H10 118.572
C2 N1 C5 106.275 C2 C3 C4 100.118
C2 C3 H7 111.694 C2 C3 H8 111.694
C3 C2 H6 124.309 C3 C4 C5 107.173
C3 C4 H9 125.260 C4 C3 H7 113.280
C4 C3 H8 113.280 C4 C5 H10 128.733
C5 C4 H9 127.567 H7 C3 H8 106.842
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at TPSSh/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.133      
2 C -0.082      
3 C -0.401      
4 C 0.037      
5 C -0.262      
6 H 0.153      
7 H 0.190      
8 H 0.190      
9 H 0.158      
10 H 0.151      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -2.615 -0.433 0.000 2.651
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 8.837 -0.076 0.000
y -0.076 8.397 0.000
z 0.000 0.000 5.151


<r2> (average value of r2) Å2
<r2> 87.702
(<r2>)1/2 9.365