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All results from a given calculation for C2H6N2O2 (Dimethylnitroamine)

using model chemistry: mPW1PW91/6-31G(2df,p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at mPW1PW91/6-31G(2df,p)
 hartrees
Energy at 0K-339.601653
Energy at 298.15K-339.610685
Nuclear repulsion energy262.231997
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 mPW1PW91/6-31G(2df,p)
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 3203 3058 3.09      
2 A 3200 3055 1.24      
3 A 3153 3010 26.08      
4 A 3149 3007 0.03      
5 A 3054 2916 37.09      
6 A 3049 2910 23.11      
7 A 1706 1629 298.11      
8 A 1522 1453 82.60      
9 A 1507 1438 30.75      
10 A 1500 1432 0.00      
11 A 1477 1410 54.62      
12 A 1476 1409 9.60      
13 A 1432 1367 6.73      
14 A 1390 1327 227.74      
15 A 1356 1294 1.76      
16 A 1296 1238 6.48      
17 A 1159 1107 38.28      
18 A 1131 1080 1.87      
19 A 1064 1015 12.46      
20 A 1040 993 56.77      
21 A 885 845 9.00      
22 A 815 778 16.14      
23 A 645 616 1.66      
24 A 632 603 9.16      
25 A 422 403 3.94      
26 A 362 346 2.17      
27 A 188 179 6.76      
28 A 135 129 0.12      
29 A 110 105 2.47      
30 A 105 100 0.20      

Unscaled Zero Point Vibrational Energy (zpe) 21080.1 cm-1
Scaled (by 0.9547) Zero Point Vibrational Energy (zpe) 20125.1 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 mPW1PW91/6-31G(2df,p)
ABC
0.17686 0.13496 0.07931

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/6-31G(2df,p)

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 -1.346 -1.085 0.030
O2 -1.345 1.085 0.030
H3 1.213 -1.537 1.105
H4 2.263 -1.149 -0.282
H5 0.750 -2.047 -0.530
C6 1.229 -1.257 0.045
H7 1.212 1.537 1.105
H8 0.750 2.047 -0.530
H9 2.263 1.149 -0.282
C10 1.229 1.257 0.045
N11 -0.797 -0.000 -0.027
N12 0.559 -0.000 -0.202

Atom - Atom Distances (Å)
  O1 O2 H3 H4 H5 C6 H7 H8 H9 C10 N11 N12
O12.17002.81153.62232.37282.58003.81763.80974.25513.48051.21692.2044
O22.17003.81764.25513.80973.48052.81152.37263.62222.57991.21692.2044
H32.81153.81761.78251.77431.09653.07353.96623.19982.98862.77222.1209
H43.62234.25511.78251.77671.09003.19973.54432.29742.63933.27862.0561
H52.37283.80971.77431.77671.08773.96624.09393.54433.38802.61482.0818
C62.58003.48051.09651.09001.08772.98863.38812.63932.51492.38571.4458
H73.81762.81153.07353.19973.96622.98861.77431.78251.09652.77222.1209
H83.80972.37263.96623.54434.09393.38811.77431.77671.08772.61482.0818
H94.25513.62223.19982.29743.54432.63931.78251.77671.09003.27852.0561
C103.48052.57992.98862.63933.38802.51491.09651.08771.09002.38571.4458
N111.21691.21692.77223.27862.61482.38572.77222.61483.27852.38571.3680
N122.20442.20442.12092.05612.08181.44582.12092.08182.05611.44581.3680

picture of Dimethylnitroamine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
O1 N11 O2 126.152 O1 N11 N12 116.917
O2 N11 N12 116.914 H3 C6 H4 109.224
H3 C6 H5 108.656 H3 C6 N12 112.343
H4 C6 H5 109.351 H4 C6 N12 107.525
H5 C6 N12 109.702 C6 N12 C10 120.854
C6 N12 N11 115.931 H7 C10 H8 108.656
H7 C10 H9 109.224 H7 C10 N12 112.343
H8 C10 H9 109.351 H8 C10 N12 109.702
H9 C10 N12 107.525 C10 N12 N11 115.929
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -0.439      
2 O -0.439      
3 H 0.163      
4 H 0.163      
5 H 0.196      
6 C -0.374      
7 H 0.163      
8 H 0.196      
9 H 0.163      
10 C -0.374      
11 N 0.677      
12 N -0.097      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  4.327 0.000 0.108 4.328
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -36.485 -0.000 0.349
y -0.000 -35.099 0.000
z 0.349 0.000 -34.190
Traceless
 xyz
x -1.841 -0.000 0.349
y -0.000 0.238 0.000
z 0.349 0.000 1.602
Polar
3z2-r23.204
x2-y2-1.386
xy-0.000
xz0.349
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.886 0.000 -0.028
y 0.000 7.655 0.000
z -0.028 0.000 4.788


<r2> (average value of r2) Å2
<r2> 147.096
(<r2>)1/2 12.128