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/cc-pVTZ

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/cc-pVTZ
 hartrees
Energy at 0K-287.513164
Energy at 298.15K-287.520855
HF Energy-287.513164
Nuclear repulsion energy272.373812
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/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' 3142 3098 20.44      
2 A' 3129 3085 30.98      
3 A' 3114 3070 3.97      
4 A' 3083 3040 29.05      
5 A' 3071 3028 19.30      
6 A' 2987 2945 20.85      
7 A' 1591 1569 50.71      
8 A' 1574 1551 14.07      
9 A' 1473 1453 16.43      
10 A' 1464 1444 31.66      
11 A' 1427 1407 15.29      
12 A' 1378 1359 4.09      
13 A' 1298 1280 6.33      
14 A' 1281 1263 0.10      
15 A' 1233 1216 10.01      
16 A' 1156 1139 3.30      
17 A' 1103 1088 1.55      
18 A' 1051 1036 4.83      
19 A' 998 984 2.52      
20 A' 971 957 2.48      
21 A' 805 793 0.86      
22 A' 630 621 1.94      
23 A' 543 536 1.40      
24 A' 348 343 2.65      
25 A" 3045 3002 13.64      
26 A" 1447 1427 5.72      
27 A" 1036 1022 4.58      
28 A" 979 966 0.06      
29 A" 947 933 0.00      
30 A" 873 861 0.00      
31 A" 741 730 26.24      
32 A" 734 724 16.87      
33 A" 466 460 3.88      
34 A" 399 394 3.32      
35 A" 187 185 2.50      
36 A" 29 29 0.65      

Unscaled Zero Point Vibrational Energy (zpe) 24865.7 cm-1
Scaled (by 0.986) Zero Point Vibrational Energy (zpe) 24517.6 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/cc-pVTZ
ABC
0.19008 0.08765 0.06066

See section I.F.4 to change rotational constant units
Geometric Data calculated at B97D3/cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 1.193 0.255 0.000
C2 0.000 0.878 0.000
C3 -1.207 0.168 0.000
C4 -1.180 -1.225 0.000
C5 0.054 -1.871 0.000
C6 1.205 -1.082 0.000
C7 0.032 2.383 0.000
H8 -2.153 0.703 0.000
H9 -2.105 -1.794 0.000
H10 0.127 -2.954 0.000
H11 2.190 -1.549 0.000
H12 -0.974 2.810 0.000
H13 0.572 2.748 0.880
H14 0.572 2.748 -0.880

Atom - Atom Distances (Å)
  N1 C2 C3 C4 C5 C6 C7 H8 H9 H10 H11 H12 H13 H14
N11.34572.40212.79662.41191.33752.42373.37553.88323.38152.06153.35022.71582.7158
C21.34571.40082.41102.74912.30081.50522.15973.40183.83383.26892.16392.14472.1447
C32.40211.40081.39282.39722.71712.53801.08622.15763.39503.80642.65253.25563.2556
C42.79662.41101.39281.39272.38923.80552.15951.08662.16743.38514.04014.43034.4303
C52.41192.74912.39721.39271.39534.25343.39032.16071.08562.15964.79234.73054.7305
C61.33752.30082.71712.38921.39533.65813.80283.38612.16001.08974.46073.98093.9809
C72.42371.50522.53803.80554.25343.65812.75544.69195.33744.48521.09291.09521.0952
H83.37552.15971.08622.15953.39033.80282.75542.49784.30944.89172.41403.51833.5183
H93.88323.40182.15761.08662.16073.38614.69192.49782.51574.30194.74115.34565.3456
H103.38153.83383.39502.16741.08562.16005.33744.30942.51572.49545.86825.78685.7868
H112.06153.26893.80643.38512.15961.08974.48524.89174.30192.49545.38644.67564.6756
H123.35022.16392.65254.04014.79234.46071.09292.41404.74115.86825.38641.77981.7798
H132.71582.14473.25564.43034.73053.98091.09523.51835.34565.78684.67561.77981.7597
H142.71582.14473.25564.43034.73053.98091.09523.51835.34565.78684.67561.77981.7597

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 121.799 N1 C2 C7 116.569
N1 C6 C5 123.573 N1 C6 H11 116.260
C2 N1 C6 118.627 C2 C3 C4 119.200
C2 C3 H8 120.141 C2 C7 H12 111.871
C2 C7 H13 110.009 C2 C7 H14 110.009
C3 C2 C7 121.633 C3 C4 C5 118.880
C3 C4 H9 120.388 C4 C3 H8 120.659
C4 C5 C6 117.921 C4 C5 H10 121.506
C5 C4 H9 120.732 C5 C6 H11 120.167
C6 C5 H10 120.573 H12 C7 H13 108.842
H12 C7 H14 108.842 H13 C7 H14 107.140
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B97D3/cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.160      
2 C 0.112      
3 C -0.115      
4 C -0.108      
5 C -0.082      
6 C -0.074      
7 C -0.240      
8 H 0.098      
9 H 0.098      
10 H 0.105      
11 H 0.100      
12 H 0.077      
13 H 0.094      
14 H 0.094      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.644 -0.611 0.000 1.754
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -41.122 -1.642 0.000
y -1.642 -36.566 0.000
z 0.000 0.000 -43.600
Traceless
 xyz
x -1.039 -1.642 0.000
y -1.642 5.795 0.000
z 0.000 0.000 -4.756
Polar
3z2-r2-9.513
x2-y2-4.556
xy-1.642
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 11.929 -0.177 0.000
y -0.177 14.551 0.000
z 0.000 0.000 6.355


<r2> (average value of r2) Å2
<r2> 192.258
(<r2>)1/2 13.866