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 C6H7N (2-Methylpyridine)

using model chemistry: B97D3/6-311+G(3df,2p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B97D3/6-311+G(3df,2p)
 hartrees
Energy at 0K-287.508287
Energy at 298.15K-287.515979
HF Energy-287.508287
Nuclear repulsion energy272.336051
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 B97D3/6-311+G(3df,2p)
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' 3136 3095 19.19      
2 A' 3123 3083 29.28      
3 A' 3108 3068 3.61      
4 A' 3081 3041 25.81      
5 A' 3065 3025 18.21      
6 A' 2981 2942 21.37      
7 A' 1587 1567 52.19      
8 A' 1569 1549 13.69      
9 A' 1472 1453 14.55      
10 A' 1463 1444 30.87      
11 A' 1424 1405 16.34      
12 A' 1377 1359 4.32      
13 A' 1298 1281 6.37      
14 A' 1281 1264 0.23      
15 A' 1231 1215 9.63      
16 A' 1155 1140 3.40      
17 A' 1102 1088 1.63      
18 A' 1049 1036 4.67      
19 A' 996 983 1.89      
20 A' 970 957 2.44      
21 A' 804 793 0.77      
22 A' 629 620 1.67      
23 A' 543 536 1.17      
24 A' 349 345 2.85      
25 A" 3040 3000 12.44      
26 A" 1447 1428 6.13      
27 A" 1034 1020 3.95      
28 A" 983 970 0.04      
29 A" 948 936 0.00      
30 A" 873 862 0.00      
31 A" 739 730 35.44      
32 A" 731 722 11.72      
33 A" 464 458 4.08      
34 A" 397 392 3.69      
35 A" 187 184 2.71      
36 A" 38 37 0.60      

Unscaled Zero Point Vibrational Energy (zpe) 24836.5 cm-1
Scaled (by 0.987) Zero Point Vibrational Energy (zpe) 24513.6 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 B97D3/6-311+G(3df,2p)
ABC
0.19008 0.08759 0.06064

See section I.F.4 to change rotational constant units
Geometric Data calculated at B97D3/6-311+G(3df,2p)

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 1.192 0.255 0.000
C2 0.000 0.878 0.000
C3 -1.207 0.167 0.000
C4 -1.179 -1.226 0.000
C5 0.055 -1.871 0.000
C6 1.207 -1.082 0.000
C7 0.030 2.383 0.000
H8 -2.153 0.702 0.000
H9 -2.104 -1.795 0.000
H10 0.129 -2.955 0.000
H11 2.192 -1.548 0.000
H12 -0.977 2.809 0.000
H13 0.568 2.751 0.880
H14 0.568 2.751 -0.880

Atom - Atom Distances (Å)
  N1 C2 C3 C4 C5 C6 C7 H8 H9 H10 H11 H12 H13 H14
N11.34532.40122.79552.41111.33742.42513.37493.88233.38112.06183.35052.71862.7186
C21.34531.40132.41182.75032.30211.50532.16013.40273.83523.26992.16342.14522.1452
C32.40121.40131.39312.39792.71812.53811.08652.15793.39593.80742.65133.25593.2559
C42.79552.41181.39311.39312.38993.80602.15991.08682.16813.38614.03924.43134.4313
C52.41112.75032.39791.39311.39564.25473.39122.16121.08582.16054.79234.73274.7327
C61.33742.30212.71812.38991.39563.66003.80403.38692.16021.08984.46163.98393.9839
C72.42511.50532.53813.80604.25473.66002.75504.69225.33894.48681.09291.09511.0951
H83.37492.16011.08652.15993.39123.80402.75502.49824.31054.89292.41223.51773.5177
H93.88233.40272.15791.08682.16123.38694.69222.49822.51644.30324.74005.34635.3463
H103.38113.83523.39592.16811.08582.16025.33894.31052.51642.49645.86835.78935.7893
H112.06183.26993.80743.38612.16051.08984.48684.89294.30322.49645.38734.67864.6786
H123.35052.16342.65134.03924.79234.46161.09292.41224.74005.86835.38731.77941.7794
H132.71862.14523.25594.43134.73273.98391.09513.51775.34635.78934.67861.77941.7601
H142.71862.14523.25594.43134.73273.98391.09513.51775.34635.78934.67861.77941.7601

picture of 2-Methylpyridine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 C3 121.717 N1 C2 C7 116.672
N1 C6 C5 123.497 N1 C6 H11 116.298
C2 N1 C6 118.754 C2 C3 C4 119.211
C2 C3 H8 120.117 C2 C7 H12 111.850
C2 C7 H13 110.038 C2 C7 H14 110.038
C3 C2 C7 121.611 C3 C4 C5 118.897
C3 C4 H9 120.376 C4 C3 H8 120.672
C4 C5 C6 117.923 C4 C5 H10 121.526
C5 C4 H9 120.726 C5 C6 H11 120.205
C6 C5 H10 120.551 H12 C7 H13 108.812
H12 C7 H14 108.812 H13 C7 H14 107.163
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B97D3/6-311+G(3df,2p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -1.003      
2 C 0.310      
3 C 0.006      
4 C -0.021      
5 C -0.010      
6 C 0.155      
7 C -0.183      
8 H 0.087      
9 H 0.102      
10 H 0.099      
11 H 0.103      
12 H 0.101      
13 H 0.127      
14 H 0.127      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.734 -0.633 0.000 1.846
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -41.532 -1.761 0.000
y -1.761 -36.695 0.000
z 0.000 0.000 -44.060
Traceless
 xyz
x -1.154 -1.761 0.000
y -1.761 6.101 0.000
z 0.000 0.000 -4.947
Polar
3z2-r2-9.893
x2-y2-4.837
xy-1.761
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 12.630 -0.103 0.000
y -0.103 15.183 0.000
z 0.000 0.000 7.570


<r2> (average value of r2) Å2
<r2> 192.535
(<r2>)1/2 13.876