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All results from a given calculation for C2H6N2O2 (Dimethylnitroamine)

using model chemistry: B3LYP/6-31G*

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/6-31G*
 hartrees
Energy at 0K-339.656556
Energy at 298.15K-339.665602
Nuclear repulsion energy259.874328
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/6-31G*
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 3193 3066 4.69      
2 A 3190 3064 2.15      
3 A 3143 3019 33.07      
4 A 3138 3013 0.12      
5 A 3047 2926 44.43      
6 A 3041 2920 23.60      
7 A 1653 1588 266.03      
8 A 1543 1482 39.60      
9 A 1524 1464 0.72      
10 A 1522 1462 11.04      
11 A 1505 1445 11.91      
12 A 1499 1439 33.78      
13 A 1457 1399 5.75      
14 A 1355 1301 278.25      
15 A 1324 1272 1.62      
16 A 1284 1233 3.81      
17 A 1166 1119 49.65      
18 A 1138 1093 2.63      
19 A 1064 1022 13.23      
20 A 1012 972 68.38      
21 A 859 825 9.99      
22 A 778 747 19.64      
23 A 624 599 1.41      
24 A 616 591 9.89      
25 A 423 406 4.01      
26 A 358 344 2.14      
27 A 208 199 8.76      
28 A 142 137 0.38      
29 A 127 122 3.10      
30 A 119 114 0.03      

Unscaled Zero Point Vibrational Energy (zpe) 21026.4 cm-1
Scaled (by 0.9603) Zero Point Vibrational Energy (zpe) 20191.7 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/6-31G*
ABC
0.17398 0.13238 0.07797

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/6-31G*

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 -1.359 -1.097 0.033
O2 -1.359 1.097 0.033
H3 1.212 -1.527 1.117
H4 2.278 -1.157 -0.269
H5 0.766 -2.062 -0.520
C6 1.240 -1.265 0.050
H7 1.212 1.527 1.117
H8 0.766 2.062 -0.520
H9 2.278 1.158 -0.269
C10 1.240 1.265 0.050
N11 -0.803 -0.000 -0.030
N12 0.568 -0.000 -0.225

Atom - Atom Distances (Å)
  O1 O2 H3 H4 H5 C6 H7 H8 H9 C10 N11 N12
O12.19452.82333.65032.39862.60433.83053.84754.29013.51191.23172.2321
O22.19453.83054.29003.84763.51192.82322.39833.65012.60411.23172.2320
H32.82333.83051.78751.77941.09873.05393.97013.20402.98872.77602.1325
H43.65034.29001.78751.77991.09183.20393.56602.31512.65493.30012.0659
H52.39863.84761.77941.77991.08903.97014.12443.56603.40872.63732.0927
C62.60433.51191.09871.09181.08902.98873.40872.65492.52962.40391.4585
H73.83052.82323.05393.20393.97012.98871.77941.78751.09872.77592.1325
H83.84752.39833.97013.56604.12443.40871.77941.77991.08902.63722.0927
H94.29013.65013.20402.31513.56602.65491.78751.77991.09183.30012.0659
C103.51192.60412.98872.65493.40872.52961.09871.08901.09182.40381.4585
N111.23171.23172.77603.30012.63732.40392.77592.63723.30012.40381.3844
N122.23212.23202.13252.06592.09271.45852.13252.09272.06591.45851.3844

picture of Dimethylnitroamine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
O1 N11 O2 125.961 O1 N11 N12 117.009
O2 N11 N12 117.003 H3 C6 H4 109.376
H3 C6 H5 108.846 H3 C6 N12 112.243
H4 C6 H5 109.402 H4 C6 N12 107.330
H5 C6 N12 109.606 C6 N12 C10 120.262
C6 N12 N11 115.444 H7 C10 H8 108.846
H7 C10 H9 109.376 H7 C10 N12 112.243
H8 C10 H9 109.402 H8 C10 N12 109.605
H9 C10 N12 107.330 C10 N12 N11 115.439
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -0.426 -0.420   -0.408
2 O -0.426 -0.420   -0.408
3 H 0.171 0.096   0.144
4 H 0.166 0.098   0.144
5 H 0.205 0.094   0.137
6 C -0.306 -0.136   -0.318
7 H 0.171 0.096   0.144
8 H 0.205 0.094   0.137
9 H 0.166 0.098   0.144
10 C -0.306 -0.136   -0.318
11 N 0.637 0.725   0.683
12 N -0.257 -0.189   -0.081


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  4.458 0.000 0.173 4.461
CHELPG 4.497 0.000 0.208 4.502
AIM        
ESP 4.510 0.000 0.194 4.514


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -36.938 -0.000 0.442
y -0.000 -35.415 0.000
z 0.442 0.000 -34.661
Traceless
 xyz
x -1.900 -0.000 0.442
y -0.000 0.385 0.000
z 0.442 0.000 1.515
Polar
3z2-r23.030
x2-y2-1.524
xy-0.000
xz0.442
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.622 0.001 -0.058
y 0.001 7.446 0.001
z -0.058 0.001 4.387


<r2> (average value of r2) Å2
<r2> 149.432
(<r2>)1/2 12.224