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

using model chemistry: HF/CEP-31G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at HF/CEP-31G
 hartrees
Energy at 0K-41.057949
Energy at 298.15K-41.066320
Nuclear repulsion energy116.786449
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 HF/CEP-31G
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 3478 3135 4.05      
2 A 3463 3121 31.05      
3 A 3446 3106 11.95      
4 A 3431 3093 1.39      
5 A 3334 3005 41.10      
6 A 3307 2981 66.35      
7 A 3223 2905 98.76      
8 A 1685 1519 1.63      
9 A 1670 1505 65.09      
10 A 1654 1491 7.67      
11 A 1636 1474 13.55      
12 A 1592 1435 30.39      
13 A 1549 1396 1.97      
14 A 1502 1354 0.26      
15 A 1417 1277 0.26      
16 A 1414 1275 91.09      
17 A 1257 1133 4.25      
18 A 1211 1092 12.65      
19 A 1205 1086 41.06      
20 A 1147 1034 8.79      
21 A 1145 1032 3.56      
22 A 1049 945 0.01      
23 A 1045 942 14.84      
24 A 1005 906 0.14      
25 A 957 863 0.35      
26 A 862 777 189.66      
27 A 860 775 0.05      
28 A 709 639 5.06      
29 A 673 607 0.00      
30 A 666 601 26.09      
31 A 380 342 0.91      
32 A 215 193 7.44      
33 A 68 62 0.03      

Unscaled Zero Point Vibrational Energy (zpe) 26125.8 cm-1
Scaled (by 0.9014) Zero Point Vibrational Energy (zpe) 23549.8 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 HF/CEP-31G
ABC
0.28649 0.11677 0.08429

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/CEP-31G

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -2.053 -0.000 0.018
H2 -2.434 0.881 -0.489
H3 -2.434 -0.881 -0.490
H4 -2.416 -0.000 1.045
C5 1.544 -0.722 0.011
H6 2.399 -1.367 0.018
C7 1.544 0.722 0.011
H8 2.399 1.367 0.018
C9 0.215 1.126 -0.011
H10 -0.208 2.112 -0.019
C11 0.215 -1.126 -0.011
H12 -0.208 -2.112 -0.019
N13 -0.591 0.000 -0.028

Atom - Atom Distances (Å)
  C1 H2 H3 H4 C5 H6 C7 H8 C9 H10 C11 H12 N13
C11.08601.08601.08903.66824.65763.66824.65762.53192.80402.53192.80401.4628
H21.08601.76201.76984.31735.35484.01184.88412.70262.58613.35733.75902.0942
H31.08601.76201.76984.01194.88424.31735.35473.35723.75892.70272.58632.0942
H41.08901.76981.76984.15535.10974.15545.10983.04993.23493.04973.23452.1172
C53.66824.31734.01194.15531.07201.44362.25772.27583.33141.38902.23642.2535
H64.65765.35484.88425.10971.07202.25772.73463.31494.34802.19822.71223.2884
C73.66824.01184.31734.15541.44362.25771.07201.38902.23642.27583.33142.2535
H84.65764.88415.35475.10982.25772.73461.07202.19822.71223.31494.34803.2884
C92.53192.70263.35723.04992.27583.31491.38902.19821.07292.25143.26481.3844
H102.80402.58613.75893.23493.33144.34802.23642.71221.07293.26484.22322.1460
C112.53193.35732.70273.04971.38902.19822.27583.31492.25143.26481.07291.3844
H122.80403.75902.58633.23452.23642.71223.33144.34803.26484.22321.07292.1460
N131.46282.09422.09422.11722.25353.28842.25353.28841.38442.14601.38442.1460

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 125.538 C1 N13 C11 125.537
H2 C1 H3 108.436 H2 C1 H4 108.921
H2 C1 N13 109.610 H3 C1 H4 108.921
H3 C1 N13 109.612 H4 C1 N13 111.288
C5 C7 H8 127.021 C5 C7 C9 106.903
C5 C11 H12 130.136 C5 C11 N13 108.693
H6 C5 C7 127.021 H6 C5 C11 126.074
C7 C5 C11 106.903 C7 C9 H10 130.136
C7 C9 N13 108.693 H8 C7 C9 126.074
C9 N13 C11 108.806 H10 C9 N13 121.171
H12 C11 N13 121.170
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/CEP-31G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.279      
2 H 0.162      
3 H 0.162      
4 H 0.153      
5 C -0.215      
6 H 0.283      
7 C -0.215      
8 H 0.283      
9 C -0.414      
10 H 0.247      
11 C -0.414      
12 H 0.247      
13 N 0.000      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -2.368 0.000 0.022 2.368
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -31.866 -0.000 0.087
y -0.000 -33.231 0.000
z 0.087 0.000 -41.174
Traceless
 xyz
x 5.336 -0.000 0.087
y -0.000 3.289 0.000
z 0.087 0.000 -8.625
Polar
3z2-r2-17.251
x2-y21.365
xy-0.000
xz0.087
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 10.047 0.000 -0.045
y 0.000 8.529 0.000
z -0.045 0.000 4.589


<r2> (average value of r2) Å2
<r2> 119.537
(<r2>)1/2 10.933