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All results from a given calculation for C4H5N (Pyrrole)

using model chemistry: MP2=FULL/6-311G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at MP2=FULL/6-311G**
 hartrees
Energy at 0K-209.688396
Energy at 298.15K-209.694368
HF Energy-208.858252
Nuclear repulsion energy160.776793
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 MP2=FULL/6-311G**
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A1 3709 3518 77.03      
2 A1 3310 3140 0.16      
3 A1 3289 3120 2.47      
4 A1 1518 1440 7.59      
5 A1 1441 1367 4.03      
6 A1 1185 1124 2.73      
7 A1 1112 1055 6.30      
8 A1 1049 995 24.59      
9 A1 894 848 0.10      
10 A2 804 763 0.00      
11 A2 650 617 0.00      
12 A2 583 553 0.00      
13 B1 789 748 7.04      
14 B1 712 675 159.79      
15 B1 638 606 1.13      
16 B1 451 428 64.74      
17 B2 3303 3133 3.00      
18 B2 3278 3110 1.95      
19 B2 1568 1488 2.49      
20 B2 1505 1428 11.10      
21 B2 1312 1245 1.57      
22 B2 1177 1117 2.99      
23 B2 1070 1015 24.36      
24 B2 871 826 1.09      

Unscaled Zero Point Vibrational Energy (zpe) 18109.3 cm-1
Scaled (by 0.9486) Zero Point Vibrational Energy (zpe) 17178.5 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 MP2=FULL/6-311G**
ABC
0.30556 0.29973 0.15131

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2=FULL/6-311G**

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.000 0.000 1.119
H2 0.000 0.000 2.126
C3 0.000 1.125 0.336
C4 0.000 -1.125 0.336
C5 0.000 0.710 -0.986
C6 0.000 -0.710 -0.986
H7 0.000 2.112 0.772
H8 0.000 -2.112 0.772
H9 0.000 1.360 -1.849
H10 0.000 -1.360 -1.849

Atom - Atom Distances (Å)
  N1 H2 C3 C4 C5 C6 H7 H8 H9 H10
N11.00681.37061.37062.22202.22202.14042.14043.26523.2652
H21.00682.11422.11423.19233.19232.50872.50874.20154.2015
C31.37062.11422.24911.38552.26131.07963.26592.19763.3087
C41.37062.11422.24912.26131.38553.26591.07963.30872.1976
C52.22203.19231.38552.26131.41992.24903.32511.08042.2427
C62.22203.19232.26131.38551.41993.32512.24902.24271.0804
H72.14042.50871.07963.26592.24903.32514.22412.72714.3505
H82.14042.50873.26591.07963.32512.24904.22414.35052.7271
H93.26524.20152.19763.30871.08042.24272.72714.35052.7201
H103.26524.20153.30872.19762.24271.08044.35052.72712.7201

picture of Pyrrole state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C3 C5 107.453 N1 C3 H7 121.291
N1 C4 C6 107.453 N1 C4 H8 121.291
H2 N1 C3 124.865 H2 N1 C4 124.865
C3 N1 C4 110.269 C3 C5 C6 107.412
C3 C5 H9 125.595 C4 C6 C5 107.412
C4 C6 H10 125.595 C5 C3 H7 131.256
C5 C6 H10 126.993 C6 C4 H8 131.256
C6 C5 H9 126.993
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability