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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-339.570568
Energy at 298.15K-339.579666
Nuclear repulsion energy261.685749
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 3224 3057 4.08      
2 A 3221 3054 1.28      
3 A 3175 3011 28.89      
4 A 3171 3007 0.06      
5 A 3077 2918 38.79      
6 A 3071 2912 23.34      
7 A 1716 1628 290.86      
8 A 1550 1469 67.43      
9 A 1530 1451 22.56      
10 A 1528 1449 0.02      
11 A 1508 1430 11.10      
12 A 1506 1429 55.70      
13 A 1460 1385 7.25      
14 A 1402 1330 264.38      
15 A 1361 1291 2.52      
16 A 1305 1237 4.50      
17 A 1171 1111 41.02      
18 A 1143 1084 2.27      
19 A 1075 1019 13.19      
20 A 1045 991 58.25      
21 A 884 838 10.03      
22 A 802 761 20.59      
23 A 644 611 1.91      
24 A 632 599 9.21      
25 A 428 406 4.31      
26 A 363 344 2.21      
27 A 205 194 8.40      
28 A 140 133 0.35      
29 A 123 116 3.09      
30 A 122 116 0.12      

Unscaled Zero Point Vibrational Energy (zpe) 21289.8 cm-1
Scaled (by 0.9483) Zero Point Vibrational Energy (zpe) 20189.1 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*
ABC
0.17598 0.13464 0.07908

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 1.348 1.090 0.031
O2 1.348 -1.090 0.031
H3 -1.198 1.535 1.109
H4 -2.267 1.148 -0.266
H5 -0.760 2.049 -0.535
C6 -1.229 1.259 0.048
H7 -1.199 -1.534 1.109
H8 -0.759 -2.049 -0.534
H9 -2.267 -1.149 -0.268
C10 -1.230 -1.259 0.048
N11 0.796 -0.000 -0.029
N12 -0.561 -0.000 -0.211

Atom - Atom Distances (Å)
  O1 O2 H3 H4 H5 C6 H7 H8 H9 C10 N11 N12
O12.17932.79983.62762.38362.58243.81243.82214.26213.48661.22282.2113
O22.17933.81194.26213.82263.48662.80132.38283.62762.58271.22282.2114
H32.79983.81191.78461.77681.09693.06953.96703.20022.98882.76132.1223
H43.62764.26211.78461.77651.09023.19823.54542.29692.64003.28012.0572
H52.38363.82261.77681.77651.08813.96674.09813.54513.39132.62212.0838
C62.58243.48661.09691.09021.08812.98813.39142.64062.51762.38581.4484
H73.81242.80133.06953.19823.96672.98811.77681.78461.09692.76202.1224
H83.82212.38283.96703.54544.09813.39141.77681.77651.08812.62152.0837
H94.26213.62763.20022.29693.54512.64061.78461.77651.09023.28012.0573
C103.48662.58272.98882.64003.39132.51761.09691.08811.09022.38581.4484
N111.22281.22282.76133.28012.62212.38582.76202.62153.28012.38581.3695
N122.21132.21142.12232.05722.08381.44842.12242.08372.05731.44841.3695

picture of Dimethylnitroamine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
O1 N11 O2 126.025 O1 N11 N12 116.974
O2 N11 N12 116.980 H3 C6 H4 109.364
H3 C6 H5 108.818 H3 C6 N12 112.253
H4 C6 H5 109.279 H4 C6 N12 107.424
H5 C6 N12 109.660 C6 N12 C10 120.706
C6 N12 N11 115.665 H7 C10 H8 108.820
H7 C10 H9 109.364 H7 C10 N12 112.254
H8 C10 H9 109.280 H8 C10 N12 109.654
H9 C10 N12 107.426 C10 N12 N11 115.673
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 -0.436      
2 O -0.437      
3 H 0.197      
4 H 0.191      
5 H 0.231      
6 C -0.374      
7 H 0.197      
8 H 0.231      
9 H 0.191      
10 C -0.374      
11 N 0.667      
12 N -0.285      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -4.511 0.000 0.170 4.514
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -36.747 0.000 -0.427
y 0.000 -35.184 0.000
z -0.427 0.000 -34.508
Traceless
 xyz
x -1.901 0.000 -0.427
y 0.000 0.443 0.000
z -0.427 0.000 1.458
Polar
3z2-r22.916
x2-y2-1.562
xy0.000
xz-0.427
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> 147.591
(<r2>)1/2 12.149