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All results from a given calculation for C4H5N (Pyrrole)

using model chemistry: B97D3/aug-cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at B97D3/aug-cc-pVDZ
 hartrees
Energy at 0K-210.060644
Energy at 298.15K 
HF Energy-210.060644
Nuclear repulsion energy159.773348
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/aug-cc-pVDZ
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A1 3610 3610 48.03      
2 A1 3223 3223 0.11      
3 A1 3201 3201 6.59      
4 A1 1460 1460 10.47      
5 A1 1390 1390 1.69      
6 A1 1154 1154 2.55      
7 A1 1069 1069 5.25      
8 A1 1008 1008 30.10      
9 A1 880 880 0.20      
10 A2 823 823 0.00      
11 A2 650 650 0.00      
12 A2 609 609 0.00      
13 B1 783 783 0.68      
14 B1 698 698 169.80      
15 B1 624 624 0.15      
16 B1 481 481 58.47      
17 B2 3217 3217 6.65      
18 B2 3189 3189 3.21      
19 B2 1531 1531 0.72      
20 B2 1417 1417 5.45      
21 B2 1267 1267 1.22      
22 B2 1128 1128 2.43      
23 B2 1036 1036 26.07      
24 B2 862 862 1.16      

Unscaled Zero Point Vibrational Energy (zpe) 17654.4 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 17654.4 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/aug-cc-pVDZ
ABC
0.30099 0.29681 0.14944

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

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.000 0.000 1.127
H2 0.000 0.000 2.137
C3 0.000 1.133 0.336
C4 0.000 -1.133 0.336
C5 0.000 0.716 -0.990
C6 0.000 -0.716 -0.990
H7 0.000 2.128 0.776
H8 0.000 -2.128 0.776
H9 0.000 1.370 -1.861
H10 0.000 -1.370 -1.861

Atom - Atom Distances (Å)
  N1 H2 C3 C4 C5 C6 H7 H8 H9 H10
N11.01051.38181.38182.23442.23442.15632.15633.28653.2865
H21.01052.12812.12813.20803.20802.52592.52594.22614.2261
C31.38182.12812.26601.38982.27491.08753.29012.20933.3298
C41.38182.12812.26602.27491.38983.29011.08753.32982.2093
C52.23443.20801.38982.27491.43142.26073.34691.08912.2598
C62.23443.20802.27491.38981.43143.34692.26072.25981.0891
H72.15632.52591.08753.29012.26073.34694.25512.74344.3797
H82.15632.52593.29011.08753.34692.26074.25514.37972.7434
H93.28654.22612.20933.32981.08912.25982.74344.37972.7391
H103.28654.22613.32982.20932.25981.08914.37972.74342.7391

picture of Pyrrole state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C3 C5 107.447 N1 C3 H7 121.214
N1 C4 C6 107.447 N1 C4 H8 121.214
H2 N1 C3 124.919 H2 N1 C4 124.919
C3 N1 C4 110.161 C3 C5 C6 107.472
C3 C5 H9 125.633 C4 C6 C5 107.472
C4 C6 H10 125.633 C5 C3 H7 131.339
C5 C6 H10 126.895 C6 C4 H8 131.339
C6 C5 H9 126.895
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B97D3/aug-cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.071      
2 H -0.153      
3 C 0.204      
4 C 0.204      
5 C 0.941      
6 C 0.941      
7 H -0.501      
8 H -0.501      
9 H -0.533      
10 H -0.533      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.000 0.000 1.835 1.835
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -34.150 0.000 0.000
y 0.000 -27.426 0.000
z 0.000 0.000 -24.203
Traceless
 xyz
x -8.335 0.000 0.000
y 0.000 1.750 0.000
z 0.000 0.000 6.585
Polar
3z2-r213.170
x2-y2-6.723
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.998 0.000 0.000
y 0.000 9.873 0.000
z 0.000 0.000 9.392


<r2> (average value of r2) Å2
<r2> 86.909
(<r2>)1/2 9.323