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All results from a given calculation for C2H6N2O2 (Dimethylnitroamine)

using model chemistry: PBEPBE/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 PBEPBE/6-31G**
 hartrees
Energy at 0K-339.299483
Energy at 298.15K-339.308322
Nuclear repulsion energy258.334156
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 PBEPBE/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 3127 3085 1.64      
2 A 3126 3083 0.85      
3 A 3065 3023 30.21      
4 A 3062 3020 0.16      
5 A 2963 2922 52.60      
6 A 2957 2917 23.43      
7 A 1614 1591 224.28      
8 A 1478 1458 32.18      
9 A 1458 1438 0.15      
10 A 1458 1438 9.85      
11 A 1437 1417 15.36      
12 A 1423 1403 51.65      
13 A 1382 1364 13.43      
14 A 1297 1279 222.15      
15 A 1287 1269 1.43      
16 A 1234 1217 3.46      
17 A 1115 1100 43.12      
18 A 1086 1071 2.51      
19 A 1023 1009 6.60      
20 A 957 944 79.41      
21 A 836 824 16.70      
22 A 742 732 14.55      
23 A 596 588 0.91      
24 A 595 587 7.42      
25 A 405 399 3.92      
26 A 354 349 2.22      
27 A 201 198 10.75      
28 A 135 133 0.18      
29 A 115 114 1.23      
30 A 86 84 0.05      

Unscaled Zero Point Vibrational Energy (zpe) 20306.3 cm-1
Scaled (by 0.9863) Zero Point Vibrational Energy (zpe) 20028.1 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 PBEPBE/6-31G**
ABC
0.17332 0.13000 0.07709

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

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 -1.370 -1.107 0.033
O2 -1.370 1.107 0.033
H3 1.310 -1.469 1.138
H4 2.269 -1.191 -0.357
H5 0.712 -2.078 -0.438
C6 1.251 -1.258 0.052
H7 1.309 1.469 1.138
H8 0.712 2.078 -0.438
H9 2.268 1.192 -0.357
C10 1.250 1.259 0.053
N11 -0.815 -0.000 -0.028
N12 0.576 -0.000 -0.236

Atom - Atom Distances (Å)
  O1 O2 H3 H4 H5 C6 H7 H8 H9 C10 N11 N12
O12.21412.92073.66062.34522.62493.87733.83374.32153.53011.23992.2550
O22.21413.87734.32133.83403.53012.92032.34433.66002.62431.23992.2548
H32.92073.87731.79761.79161.10712.93773.92663.19902.93602.83332.1411
H43.66064.32131.79761.79311.09963.19883.62202.38322.68473.32202.0735
H52.34523.83401.79161.79311.09613.92654.15563.62203.41482.61092.0919
C62.62493.53011.10711.09961.09612.93593.41482.68472.51702.41971.4567
H73.87732.92032.93773.19883.92652.93591.79161.79771.10712.83322.1410
H83.83372.34433.92663.62204.15563.41481.79161.79311.09612.61052.0919
H94.32153.66003.19902.38323.62202.68471.79771.79311.09963.32192.0735
C103.53012.62432.93602.68473.41482.51701.10711.09611.09962.41951.4567
N111.23991.23992.83333.32202.61092.41972.83322.61053.32192.41951.4063
N122.25502.25482.14112.07352.09191.45672.14102.09192.07351.45671.4063

picture of Dimethylnitroamine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
O1 N11 O2 126.457 O1 N11 N12 116.756
O2 N11 N12 116.741 H3 C6 H4 109.103
H3 C6 H5 108.819 H3 C6 N12 112.541
H4 C6 H5 109.501 H4 C6 N12 107.591
H5 C6 N12 109.247 C6 N12 C10 119.520
C6 N12 N11 115.364 H7 C10 H8 108.819
H7 C10 H9 109.104 H7 C10 N12 112.542
H8 C10 H9 109.501 H8 C10 N12 109.245
H9 C10 N12 107.592 C10 N12 N11 115.352
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/6-31G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -0.394      
2 O -0.394      
3 H 0.142      
4 H 0.139      
5 H 0.178      
6 C -0.229      
7 H 0.142      
8 H 0.178      
9 H 0.139      
10 C -0.229      
11 N 0.589      
12 N -0.262      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  4.204 0.000 0.185 4.208
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -36.705 -0.001 0.400
y -0.001 -35.169 0.000
z 0.400 0.000 -34.782
Traceless
 xyz
x -1.729 -0.001 0.400
y -0.001 0.575 0.000
z 0.400 0.000 1.155
Polar
3z2-r22.309
x2-y2-1.536
xy-0.001
xz0.400
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 8.167 0.000 -0.036
y 0.000 7.763 0.000
z -0.036 0.000 4.577


<r2> (average value of r2) Å2
<r2> 150.771
(<r2>)1/2 12.279