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All results from a given calculation for C5H7N (1H-Pyrrole, 1-methyl-)

using model chemistry: G4

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at G4
 hartrees
Energy at 0K-249.317101
Energy at 298.15K-249.310507
HF Energy-249.497501
Nuclear repulsion energy223.920923
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/6-31G(2df,p)
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 3269 3154 1.17      
2 A 3260 3146 6.56      
3 A 3248 3134 4.15      
4 A 3238 3125 1.99      
5 A 3129 3019 11.71      
6 A 3096 2988 20.19      
7 A 3028 2922 61.32      
8 A 1561 1506 1.38      
9 A 1545 1491 30.70      
10 A 1514 1461 5.46      
11 A 1489 1437 11.30      
12 A 1454 1403 16.37      
13 A 1422 1372 6.16      
14 A 1406 1357 0.05      
15 A 1325 1279 43.64      
16 A 1296 1251 0.38      
17 A 1150 1110 5.82      
18 A 1115 1076 23.06      
19 A 1112 1073 8.95      
20 A 1083 1045 0.61      
21 A 1065 1028 5.60      
22 A 987 952 8.69      
23 A 886 855 0.01      
24 A 848 818 0.11      
25 A 795 767 0.04      
26 A 740 714 79.67      
27 A 680 656 0.01      
28 A 675 651 4.57      
29 A 624 602 0.00      
30 A 619 598 5.36      
31 A 356 344 0.46      
32 A 189 183 2.51      
33 A 85 82 0.09      

Unscaled Zero Point Vibrational Energy (zpe) 24143.0 cm-1
Scaled (by 0.965) Zero Point Vibrational Energy (zpe) 23298.0 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/6-31G(2df,p)
ABC
0.29089 0.11897 0.08585

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/6-31G(2df,p)

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 2.069 -0.000 0.026
H2 2.460 -0.885 -0.482
H3 2.460 0.886 -0.481
H4 2.434 -0.000 1.060
C5 -1.489 0.711 0.016
H6 -2.351 1.360 0.021
C7 -1.489 -0.711 0.016
H8 -2.351 -1.360 0.021
C9 -0.175 -1.117 -0.014
H10 0.266 -2.102 -0.022
C11 -0.175 1.117 -0.014
H12 0.265 2.102 -0.022
N13 0.623 0.000 -0.038

Atom - Atom Distances (Å)
  C1 H2 H3 H4 C5 H6 C7 H8 C9 H10 C11 H12 N13
C11.09281.09281.09663.62794.62433.62794.62432.50662.77032.50672.77031.4470
H21.09281.77121.77764.28815.33293.98384.86042.68582.55113.34233.73552.0867
H31.09281.77121.77753.98374.86034.28815.33293.34243.73572.68562.55082.0867
H41.09661.77761.77754.12075.08144.12065.08123.03363.20763.03393.20812.1171
C53.62794.28813.98374.12071.07921.42162.24302.25183.31551.37602.23952.2291
H64.62435.33294.86035.08141.07922.24302.71963.29784.33992.19022.72023.2709
C73.62793.98384.28814.12061.42162.24301.07921.37602.23952.25183.31552.2291
H84.62434.86045.33295.08122.24302.71961.07922.19022.72023.29774.33993.2709
C92.50662.68583.34243.03362.25183.29781.37602.19021.07882.23503.24981.3733
H102.77032.55113.73573.20763.31554.33992.23952.72021.07883.24984.20482.1327
C112.50673.34232.68563.03391.37602.19022.25183.29772.23503.24981.07881.3733
H122.77033.73552.55083.20812.23952.72023.31554.33993.24984.20481.07882.1327
N131.44702.08672.08672.11712.22913.27092.22913.27091.37332.13271.37332.1327

picture of 1H-Pyrrole, 1-methyl- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N13 C9 125.502 C1 N13 C11 125.502
H2 C1 H3 108.238 H2 C1 H4 108.595
H2 C1 N13 109.687 H3 C1 H4 108.595
H3 C1 N13 109.685 H4 C1 N13 111.958
C5 C7 H8 126.925 C5 C7 C9 107.058
C5 C11 H12 130.916 C5 C11 N13 108.562
H6 C5 C7 126.925 H6 C5 C11 126.010
C7 C5 C11 107.058 C7 C9 H10 130.916
C7 C9 N13 108.562 H8 C7 C9 126.010
C9 N13 C11 108.759 H10 C9 N13 120.522
H12 C11 N13 120.522
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.335      
2 H 0.139      
3 H 0.139      
4 H 0.137      
5 C -0.162      
6 H 0.091      
7 C -0.162      
8 H 0.091      
9 C -0.096      
10 H 0.109      
11 C -0.096      
12 H 0.109      
13 N 0.040      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  2.032 0.000 0.001 2.032
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 0.000 0.000 0.000
y 0.000 0.000 0.000
z 0.000 0.000 0.000


<r2> (average value of r2) Å2
<r2> 142.869
(<r2>)1/2 11.953