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All results from a given calculation for C2H6N2O2 (Dimethylnitroamine)

using model chemistry: B3LYP/CEP-121G

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/CEP-121G
 hartrees
Energy at 0K-66.459435
Energy at 298.15K-66.468950
Nuclear repulsion energy141.815316
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/CEP-121G
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 3143 3063 24.48      
2 A 3131 3051 4.77      
3 A 3098 3019 45.51      
4 A 3095 3016 0.02      
5 A 3015 2939 20.30      
6 A 3009 2932 32.04      
7 A 1533 1494 41.18      
8 A 1525 1486 17.58      
9 A 1496 1458 17.42      
10 A 1491 1453 21.63      
11 A 1482 1444 0.33      
12 A 1468 1431 18.61      
13 A 1440 1403 184.91      
14 A 1300 1267 4.60      
15 A 1291 1258 221.65      
16 A 1228 1196 114.20      
17 A 1154 1125 2.82      
18 A 1141 1112 0.03      
19 A 1061 1033 20.41      
20 A 1002 977 2.64      
21 A 782 762 1.06      
22 A 673 656 10.66      
23 A 587 572 13.20      
24 A 580 566 2.97      
25 A 392 382 4.51      
26 A 304 297 2.67      
27 A 175 170 3.34      
28 A 154 150 0.00      
29 A 91 89 0.01      

Unscaled Zero Point Vibrational Energy (zpe) 20420.4 cm-1
Scaled (by 0.9745) Zero Point Vibrational Energy (zpe) 19899.7 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/CEP-121G
ABC
0.16160 0.12814 0.07345

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/CEP-121G

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 1.421 1.152 0.003
O2 1.421 -1.152 0.004
H3 -0.992 1.862 0.924
H4 -2.313 1.135 -0.044
H5 -0.924 1.927 -0.849
C6 -1.236 1.317 0.005
H7 -0.997 -1.861 0.925
H8 -0.921 -1.928 -0.847
H9 -2.313 -1.135 -0.049
C10 -1.237 -1.316 0.004
N11 0.823 -0.000 -0.004
N12 -0.562 0.000 -0.023

Atom - Atom Distances (Å)
  O1 O2 H3 H4 H5 C6 H7 H8 H9 C10 N11 N12
O12.30412.67883.73412.61212.66253.97123.96124.37883.62731.29822.2938
O22.30413.96954.37903.96283.62732.68242.60953.73442.66301.29822.2939
H32.67883.96951.79131.77551.09643.72294.18413.41653.31812.76092.1329
H43.73414.37901.79131.79041.09273.41283.45922.26992.67783.33492.0863
H52.61213.96281.77551.79041.09514.18323.85463.45613.36832.73432.1273
C62.66253.62731.09641.09271.09513.31683.36942.67802.63322.44411.4794
H73.97122.68243.72293.41284.18323.31681.77551.79141.09642.76302.1331
H83.96122.60954.18413.45923.85463.36941.77551.79041.09502.73252.1271
H94.37883.73443.41652.26993.45612.67801.79141.79041.09273.33492.0864
C103.62732.66303.31812.67783.36832.63321.09641.09501.09272.44431.4795
N111.29821.29822.76093.33492.73432.44412.76302.73253.33492.44431.3852
N122.29382.29392.13292.08632.12731.47942.13312.12712.08641.47951.3852

picture of Dimethylnitroamine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
O1 N11 O2 125.105 O1 N11 N12 117.441
O2 N11 N12 117.454 H3 C6 H4 109.832
H3 C6 H5 108.230 H3 C6 N12 110.920
H4 C6 H5 109.846 H4 C6 N12 107.463
H5 C6 N12 110.549 C6 N12 C10 125.727
C6 N12 N11 117.088 H7 C10 H8 108.233
H7 C10 H9 109.832 H7 C10 N12 110.930
H8 C10 H9 109.846 H8 C10 N12 110.536
H9 C10 N12 107.464 C10 N12 N11 117.098
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/CEP-121G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -0.174      
2 O -0.174      
3 H 0.198      
4 H 0.154      
5 H 0.202      
6 C -0.406      
7 H 0.198      
8 H 0.202      
9 H 0.154      
10 C -0.406      
11 N 0.016      
12 N 0.036      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -5.740 0.000 0.015 5.740
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -38.889 0.001 -0.057
y 0.001 -36.419 0.004
z -0.057 0.004 -35.116
Traceless
 xyz
x -3.122 0.001 -0.057
y 0.001 0.583 0.004
z -0.057 0.004 2.539
Polar
3z2-r25.078
x2-y2-2.470
xy0.001
xz-0.057
yz0.004


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 8.539 0.023 -0.007
y 0.023 8.476 -0.000
z -0.007 -0.000 4.633


<r2> (average value of r2) Å2
<r2> 128.682
(<r2>)1/2 11.344