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All results from a given calculation for C2H6N2O2 (Dimethylnitroamine)

using model chemistry: PBEPBEultrafine/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 PBEPBEultrafine/6-31G*
 hartrees
Energy at 0K-339.291857
Energy at 298.15K-339.300732
Nuclear repulsion energy258.314256
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 PBEPBEultrafine/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 3126 3075 2.55      
2 A 3125 3073 1.06      
3 A 3068 3018 30.81      
4 A 3065 3014 0.21      
5 A 2967 2918 51.68      
6 A 2962 2913 23.93      
7 A 1611 1585 223.46      
8 A 1494 1469 32.50      
9 A 1474 1450 0.00      
10 A 1473 1449 10.28      
11 A 1454 1430 15.28      
12 A 1438 1414 42.58      
13 A 1398 1375 11.96      
14 A 1299 1278 228.23      
15 A 1290 1268 1.49      
16 A 1239 1219 3.25      
17 A 1124 1105 46.38      
18 A 1096 1078 2.56      
19 A 1028 1011 7.84      
20 A 960 944 75.93      
21 A 836 822 16.15      
22 A 743 731 14.97      
23 A 598 588 0.86      
24 A 596 586 7.43      
25 A 407 400 3.75      
26 A 351 346 2.04      
27 A 204 201 10.23      
28 A 140 137 0.24      
29 A 122 120 1.80      
30 A 97 96 0.05      

Unscaled Zero Point Vibrational Energy (zpe) 20391.9 cm-1
Scaled (by 0.9835) Zero Point Vibrational Energy (zpe) 20055.4 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 PBEPBEultrafine/6-31G*
ABC
0.17303 0.13023 0.07713

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

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 -1.368 -1.108 0.033
O2 -1.368 1.108 0.033
H3 1.281 -1.482 1.138
H4 2.278 -1.182 -0.331
H5 0.728 -2.077 -0.461
C6 1.249 -1.260 0.053
H7 1.280 1.482 1.138
H8 0.727 2.077 -0.461
H9 2.277 1.182 -0.331
C10 1.249 1.260 0.053
N11 -0.814 -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
O12.21522.89443.66492.36182.62213.86583.84424.32053.52931.24042.2541
O22.21523.86584.32043.84443.52932.89422.36143.66462.62181.24042.2540
H32.89443.86581.80081.79361.10812.96473.94113.20162.94922.81832.1416
H43.66494.32041.80081.79461.10063.20153.61082.36352.67703.32302.0737
H52.36183.84441.79361.79461.09733.94104.15383.61083.41612.62222.0944
C62.62213.52931.10811.10061.09732.94923.41612.67702.51962.41831.4576
H73.86582.89422.96473.20153.94102.94921.79361.80081.10812.81822.1416
H83.84422.36143.94113.61084.15383.41611.79361.79461.09742.62212.0944
H94.32053.66463.20162.36353.61082.67701.80081.79461.10063.32292.0737
C103.52932.62182.94922.67703.41612.51961.10811.09741.10062.41821.4576
N111.24041.24042.81833.32302.62222.41832.81822.62213.32292.41821.4051
N122.25412.25402.14162.07372.09441.45762.14162.09442.07371.45761.4051

picture of Dimethylnitroamine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
O1 N11 O2 126.495 O1 N11 N12 116.735
O2 N11 N12 116.726 H3 C6 H4 109.242
H3 C6 H5 108.834 H3 C6 N12 112.454
H4 C6 H5 109.469 H4 C6 N12 107.496
H5 C6 N12 109.308 C6 N12 C10 119.601
C6 N12 N11 115.276 H7 C10 H8 108.834
H7 C10 H9 109.242 H7 C10 N12 112.455
H8 C10 H9 109.469 H8 C10 N12 109.306
H9 C10 N12 107.496 C10 N12 N11 115.269
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBEultrafine/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 0.181 4.224
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -36.696 -0.001 0.401
y -0.001 -35.236 0.000
z 0.401 0.000 -34.768
Traceless
 xyz
x -1.694 -0.001 0.401
y -0.001 0.496 0.000
z 0.401 0.000 1.198
Polar
3z2-r22.396
x2-y2-1.460
xy-0.001
xz0.401
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 8.075 0.000 -0.040
y 0.000 7.688 0.000
z -0.040 0.000 4.519


<r2> (average value of r2) Å2
<r2> 150.737
(<r2>)1/2 12.278