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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-339.291864
Energy at 298.15K-339.300758
Nuclear repulsion energy258.324674
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 3128 3083 2.59      
2 A 3126 3081 1.10      
3 A 3069 3025 30.73      
4 A 3066 3022 0.22      
5 A 2968 2925 51.45      
6 A 2962 2920 23.94      
7 A 1612 1589 223.51      
8 A 1494 1473 33.57      
9 A 1474 1453 0.03      
10 A 1473 1452 10.36      
11 A 1453 1432 15.29      
12 A 1440 1419 40.72      
13 A 1399 1379 11.69      
14 A 1300 1281 228.70      
15 A 1290 1272 1.53      
16 A 1239 1221 3.53      
17 A 1124 1108 46.07      
18 A 1096 1080 2.59      
19 A 1029 1014 7.85      
20 A 961 947 75.57      
21 A 836 824 16.17      
22 A 743 733 15.01      
23 A 598 590 0.86      
24 A 596 588 7.43      
25 A 408 403 3.73      
26 A 352 347 2.03      
27 A 204 201 10.51      
28 A 139 137 0.24      
29 A 131 129 1.54      
30 A 100 98 0.05      

Unscaled Zero Point Vibrational Energy (zpe) 20403.3 cm-1
Scaled (by 0.9857) Zero Point Vibrational Energy (zpe) 20111.5 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 PBEPBE/6-31G*
ABC
0.17302 0.13027 0.07714

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 -1.368 -1.108 0.034
O2 -1.368 1.108 0.034
H3 1.277 -1.484 1.138
H4 2.279 -1.180 -0.327
H5 0.730 -2.077 -0.464
C6 1.249 -1.260 0.053
H7 1.276 1.484 1.138
H8 0.730 2.077 -0.464
H9 2.278 1.181 -0.327
C10 1.249 1.260 0.053
N11 -0.813 -0.000 -0.028
N12 0.576 -0.000 -0.238

Atom - Atom Distances (Å)
  O1 O2 H3 H4 H5 C6 H7 H8 H9 C10 N11 N12
O12.21512.89073.66532.36422.62163.86403.84564.32013.52901.24032.2540
O22.21513.86404.32003.84573.52902.89052.36383.66512.62141.24032.2539
H32.89073.86401.80071.79351.10812.96813.94263.20152.95072.81612.1416
H43.66534.32001.80071.79461.10053.20143.60912.36082.67573.32302.0736
H52.36423.84571.79351.79461.09743.94264.15343.60913.41602.62382.0946
C62.62163.52901.10811.10051.09742.95063.41602.67572.51972.41801.4576
H73.86402.89052.96813.20143.94262.95061.79351.80071.10812.81612.1416
H83.84562.36383.94263.60914.15343.41601.79351.79461.09742.62372.0946
H94.32013.66513.20152.36083.60912.67571.80071.79461.10053.32302.0736
C103.52902.62142.95072.67573.41602.51971.10811.09741.10052.41791.4576
N111.24031.24032.81613.32302.62382.41802.81612.62373.32302.41791.4051
N122.25402.25392.14162.07362.09461.45762.14162.09462.07361.45761.4051

picture of Dimethylnitroamine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
O1 N11 O2 126.503 O1 N11 N12 116.730
O2 N11 N12 116.724 H3 C6 H4 109.238
H3 C6 H5 108.828 H3 C6 N12 112.459
H4 C6 H5 109.472 H4 C6 N12 107.482
H5 C6 N12 109.323 C6 N12 C10 119.608
C6 N12 N11 115.253 H7 C10 H8 108.828
H7 C10 H9 109.239 H7 C10 N12 112.459
H8 C10 H9 109.472 H8 C10 N12 109.322
H9 C10 N12 107.482 C10 N12 N11 115.249
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 -0.393      
2 O -0.393      
3 H 0.180      
4 H 0.179      
5 H 0.217      
6 C -0.361      
7 H 0.180      
8 H 0.217      
9 H 0.179      
10 C -0.361      
11 N 0.588      
12 N -0.230      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  4.220 0.000 0.182 4.224
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -36.692 -0.000 0.404
y -0.000 -35.238 0.000
z 0.404 0.000 -34.768
Traceless
 xyz
x -1.689 -0.000 0.404
y -0.000 0.492 0.000
z 0.404 0.000 1.197
Polar
3z2-r22.395
x2-y2-1.454
xy-0.000
xz0.404
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 8.071 0.000 -0.040
y 0.000 7.689 0.000
z -0.040 0.000 4.519


<r2> (average value of r2) Å2
<r2> 150.719
(<r2>)1/2 12.277