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All results from a given calculation for C2H6N2O2 (Dimethylnitroamine)

using model chemistry: mPW1PW91/6-31G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at mPW1PW91/6-31G**
 hartrees
Energy at 0K-339.578238
Energy at 298.15K-339.587345
Nuclear repulsion energy261.669183
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**
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 3219 3062 2.97      
2 A 3216 3060 0.96      
3 A 3167 3014 28.10      
4 A 3164 3011 0.04      
5 A 3066 2918 40.11      
6 A 3061 2912 22.26      
7 A 1716 1633 291.28      
8 A 1535 1461 76.24      
9 A 1517 1443 26.86      
10 A 1513 1439 0.01      
11 A 1491 1419 11.72      
12 A 1491 1418 64.36      
13 A 1444 1374 8.75      
14 A 1398 1330 244.90      
15 A 1356 1290 2.41      
16 A 1301 1238 4.09      
17 A 1163 1106 40.14      
18 A 1133 1078 2.19      
19 A 1069 1017 11.80      
20 A 1041 990 61.34      
21 A 883 840 9.85      
22 A 802 763 20.13      
23 A 643 612 1.82      
24 A 631 600 9.17      
25 A 427 406 4.57      
26 A 366 348 2.37      
27 A 201 191 8.80      
28 A 141 134 0.27      
29 A 129 123 2.65      
30 A 116 111 0.10      

Unscaled Zero Point Vibrational Energy (zpe) 21197.5 cm-1
Scaled (by 0.9515) Zero Point Vibrational Energy (zpe) 20169.5 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**
ABC
0.17621 0.13439 0.07903

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/6-31G**

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 1.349 1.089 0.031
O2 1.349 -1.089 0.031
H3 -1.226 1.521 1.112
H4 -2.261 1.156 -0.294
H5 -0.743 2.052 -0.512
C6 -1.231 1.258 0.047
H7 -1.227 -1.520 1.112
H8 -0.743 -2.052 -0.511
H9 -2.261 -1.156 -0.295
C10 -1.231 -1.257 0.047
N11 0.797 -0.000 -0.028
N12 -0.561 -0.000 -0.211

Atom - Atom Distances (Å)
  O1 O2 H3 H4 H5 C6 H7 H8 H9 C10 N11 N12
O12.17882.82553.62472.36642.58533.82273.81314.26333.48781.22282.2118
O22.17883.82234.26333.81353.48772.82692.36563.62472.58561.22282.2118
H32.82553.82231.78291.77541.09633.04033.95383.19582.97502.77522.1225
H43.62474.26331.78291.77591.08963.19393.55582.31182.64583.27942.0573
H52.36643.81351.77541.77591.08733.95364.10483.55563.39202.61122.0823
C62.58533.48771.09631.08961.08732.97443.39212.64632.51512.38721.4483
H73.82272.82693.04033.19393.95362.97441.77541.78291.09632.77602.1225
H83.81312.36563.95383.55584.10483.39211.77541.77591.08732.61072.0822
H94.26333.62473.19582.31183.55562.64631.78291.77591.08963.27942.0573
C103.48782.58562.97502.64583.39202.51511.09631.08731.08962.38731.4483
N111.22281.22282.77523.27942.61122.38722.77602.61073.27942.38731.3698
N122.21182.21182.12252.05732.08231.44832.12252.08222.05731.44831.3698

picture of Dimethylnitroamine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
O1 N11 O2 125.982 O1 N11 N12 116.995
O2 N11 N12 117.000 H3 C6 H4 109.304
H3 C6 H5 108.791 H3 C6 N12 112.308
H4 C6 H5 109.334 H4 C6 N12 107.473
H5 C6 N12 109.590 C6 N12 C10 120.517
C6 N12 N11 115.764 H7 C10 H8 108.793
H7 C10 H9 109.304 H7 C10 N12 112.309
H8 C10 H9 109.334 H8 C10 N12 109.585
H9 C10 N12 107.476 C10 N12 N11 115.771
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/6-31G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -0.438      
2 O -0.438      
3 H 0.157      
4 H 0.150      
5 H 0.191      
6 C -0.237      
7 H 0.157      
8 H 0.191      
9 H 0.150      
10 C -0.237      
11 N 0.669      
12 N -0.315      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -4.505 0.000 0.173 4.508
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -36.759 0.000 -0.426
y 0.000 -35.105 0.000
z -0.426 0.000 -34.518
Traceless
 xyz
x -1.948 0.000 -0.426
y 0.000 0.533 0.000
z -0.426 0.000 1.415
Polar
3z2-r22.830
x2-y2-1.654
xy0.000
xz-0.426
yz0.000


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


<r2> (average value of r2) Å2
<r2> 147.637
(<r2>)1/2 12.151