return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

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

using model chemistry: B3LYP/aug-cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at B3LYP/aug-cc-pVTZ
 hartrees
Energy at 0K-249.574412
Energy at 298.15K-249.582418
HF Energy-249.574412
Nuclear repulsion energy224.159464
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/aug-cc-pVTZ
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 3258 3152 0.56      
2 A 3250 3144 3.63      
3 A 3239 3134 3.18      
4 A 3229 3124 2.11      
5 A 3120 3019 10.71      
6 A 3090 2989 18.17      
7 A 3026 2928 62.61      
8 A 1551 1500 0.13      
9 A 1538 1488 34.64      
10 A 1513 1464 7.63      
11 A 1492 1443 11.20      
12 A 1453 1406 14.10      
13 A 1416 1370 4.84      
14 A 1392 1347 0.04      
15 A 1318 1275 41.99      
16 A 1301 1259 0.08      
17 A 1146 1109 3.77      
18 A 1108 1072 27.23      
19 A 1106 1070 9.68      
20 A 1077 1042 0.57      
21 A 1061 1027 7.52      
22 A 986 954 9.48      
23 A 891 862 0.08      
24 A 890 861 0.05      
25 A 840 812 0.84      
26 A 734 710 121.13      
27 A 696 674 0.06      
28 A 673 651 5.38      
29 A 630 609 0.00      
30 A 621 601 10.09      
31 A 358 346 0.65      
32 A 193 186 2.99      
33 A 68 66 0.06      

Unscaled Zero Point Vibrational Energy (zpe) 24130.9 cm-1
Scaled (by 0.9675) Zero Point Vibrational Energy (zpe) 23346.6 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/aug-cc-pVTZ
ABC
0.29179 0.11907 0.08597

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/aug-cc-pVTZ

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 2.069 -0.000 0.026
H2 2.459 -0.882 -0.478
H3 2.459 0.883 -0.478
H4 2.424 -0.000 1.059
C5 -1.487 0.709 0.016
H6 -2.347 1.357 0.023
C7 -1.487 -0.709 0.016
H8 -2.347 -1.357 0.023
C9 -0.175 -1.116 -0.014
H10 0.259 -2.101 -0.024
C11 -0.175 1.116 -0.014
H12 0.259 2.101 -0.024
N13 0.623 0.000 -0.040

Atom - Atom Distances (Å)
  C1 H2 H3 H4 C5 H6 C7 H8 C9 H10 C11 H12 N13
C11.08851.08851.09223.62604.61963.62604.61962.50632.77372.50632.77371.4477
H21.08851.76531.77264.28325.32533.98024.85482.68422.55563.33843.73462.0837
H31.08851.76531.77263.98014.85464.28325.32533.33853.73482.68402.55522.0837
H41.09221.77261.77264.10935.06714.10925.06693.02473.20503.02503.20552.1097
C53.62604.28323.98014.10931.07641.41872.23792.24833.30861.37412.23292.2265
H64.61965.32534.85465.06711.07642.23792.71363.29154.32982.18572.71023.2655
C73.62603.98024.28324.10921.41872.23791.07641.37412.23292.24833.30862.2265
H84.61964.85485.32535.06692.23792.71361.07642.18572.71023.29154.32983.2655
C92.50632.68423.33853.02472.24833.29151.37412.18571.07612.23213.24611.3720
H102.77372.55563.73483.20503.30864.32982.23292.71021.07613.24614.20192.1323
C112.50633.33842.68403.02501.37412.18572.24833.29152.23213.24611.07611.3720
H122.77373.73462.55523.20552.23292.71023.30864.32983.24614.20191.07612.1323
N131.44772.08372.08372.10972.22653.26552.22653.26551.37202.13231.37202.1323

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 125.441 C1 N13 C11 125.441
H2 C1 H3 108.365 H2 C1 H4 108.755
H2 C1 N13 109.672 H3 C1 H4 108.755
H3 C1 N13 109.671 H4 C1 N13 111.558
C5 C7 H8 126.976 C5 C7 C9 107.217
C5 C11 H12 130.980 C5 C11 N13 108.345
H6 C5 C7 126.976 H6 C5 C11 125.801
C7 C5 C11 107.217 C7 C9 H10 130.980
C7 C9 N13 108.345 H8 C7 C9 125.801
C9 N13 C11 108.873 H10 C9 N13 120.674
H12 C11 N13 120.674
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability