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All results from a given calculation for C2H6N2O2 (Dimethylnitroamine)

using model chemistry: B3PW91/6-311G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at B3PW91/6-311G*
 hartrees
Energy at 0K-339.615334
Energy at 298.15K-339.624443
Nuclear repulsion energy261.356288
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 B3PW91/6-311G*
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 3185 3066 6.14      
2 A 3181 3063 2.15      
3 A 3135 3018 37.28      
4 A 3130 3013 0.22      
5 A 3034 2921 52.51      
6 A 3028 2915 24.13      
7 A 1667 1604 314.46      
8 A 1532 1474 52.96      
9 A 1510 1454 19.72      
10 A 1510 1453 0.20      
11 A 1490 1434 11.28      
12 A 1487 1431 46.27      
13 A 1444 1390 11.91      
14 A 1362 1312 289.16      
15 A 1338 1288 0.89      
16 A 1285 1237 5.51      
17 A 1160 1117 44.75      
18 A 1132 1089 1.76      
19 A 1064 1024 11.37      
20 A 1021 983 75.51      
21 A 878 845 11.19      
22 A 794 764 18.21      
23 A 636 612 1.16      
24 A 625 601 9.67      
25 A 423 407 3.47      
26 A 361 347 2.11      
27 A 207 199 9.04      
28 A 141 136 0.45      
29 A 135 130 3.33      
30 A 120 115 0.07      

Unscaled Zero Point Vibrational Energy (zpe) 21005.6 cm-1
Scaled (by 0.9627) Zero Point Vibrational Energy (zpe) 20222.1 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 B3PW91/6-311G*
ABC
0.17656 0.13333 0.07877

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/6-311G*

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 1.353 1.087 0.031
O2 1.353 -1.087 0.031
H3 -1.228 1.515 1.115
H4 -2.267 1.156 -0.290
H5 -0.755 2.057 -0.509
C6 -1.236 1.257 0.049
H7 -1.229 -1.514 1.115
H8 -0.754 -2.057 -0.507
H9 -2.267 -1.157 -0.291
C10 -1.236 -1.257 0.049
N11 0.803 -0.000 -0.028
N12 -0.563 -0.000 -0.217

Atom - Atom Distances (Å)
  O1 O2 H3 H4 H5 C6 H7 H8 H9 C10 N11 N12
O12.17372.83173.63532.38302.59493.82203.82304.27113.49251.21982.2169
O22.17373.82154.27113.82363.49242.83342.38193.63522.59511.21972.2170
H32.83173.82151.78371.77561.09693.02823.95113.19262.96922.77892.1237
H43.63534.27111.78371.77341.08993.19033.55812.31282.64563.29092.0607
H52.38303.82361.77561.77341.08713.95084.11363.55783.39412.62472.0862
C62.59493.49241.09691.08991.08712.96853.39432.64622.51332.39621.4502
H73.82202.83343.02823.19033.95082.96851.77561.78371.09692.77982.1237
H83.82302.38193.95113.55814.11363.39431.77561.77331.08712.62402.0861
H94.27113.63523.19262.31283.55782.64621.78371.77331.08993.29092.0608
C103.49252.59512.96922.64563.39412.51331.09691.08711.08992.39631.4502
N111.21981.21972.77893.29092.62472.39622.77982.62403.29092.39631.3788
N122.21692.21702.12372.06072.08621.45022.12372.08612.06081.45021.3788

picture of Dimethylnitroamine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
O1 N11 O2 126.006 O1 N11 N12 116.981
O2 N11 N12 116.985 H3 C6 H4 109.301
H3 C6 H5 108.781 H3 C6 N12 112.236
H4 C6 H5 109.093 H4 C6 N12 107.595
H5 C6 N12 109.786 C6 N12 C10 120.120
C6 N12 N11 115.757 H7 C10 H8 108.783
H7 C10 H9 109.302 H7 C10 N12 112.237
H8 C10 H9 109.093 H8 C10 N12 109.780
H9 C10 N12 107.599 C10 N12 N11 115.763
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/6-311G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -0.313      
2 O -0.314      
3 H 0.238      
4 H 0.233      
5 H 0.270      
6 C -0.521      
7 H 0.237      
8 H 0.270      
9 H 0.233      
10 C -0.521      
11 N 0.417      
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
  -4.532 -0.000 0.149 4.534
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -37.182 0.000 -0.413
y 0.000 -35.685 -0.000
z -0.413 -0.000 -34.839
Traceless
 xyz
x -1.920 0.000 -0.413
y 0.000 0.326 -0.000
z -0.413 -0.000 1.594
Polar
3z2-r23.189
x2-y2-1.498
xy0.000
xz-0.413
yz-0.000


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> 148.349
(<r2>)1/2 12.180