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All results from a given calculation for C2H6N2O2 (Dimethylnitroamine)

using model chemistry: B3LYP/CEP-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 B3LYP/CEP-31G*
 hartrees
Energy at 0K-66.555991
Energy at 298.15K-66.564951
Nuclear repulsion energy143.926971
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 B3LYP/CEP-31G*
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A 3184 3075 11.73      
2 A 3180 3071 6.98      
3 A 3136 3028 61.94      
4 A 3130 3022 0.49      
5 A 3043 2938 60.83      
6 A 3037 2933 27.96      
7 A 1611 1556 287.85      
8 A 1514 1462 48.90      
9 A 1492 1441 1.53      
10 A 1491 1440 15.75      
11 A 1473 1422 24.00      
12 A 1472 1421 9.86      
13 A 1434 1385 7.12      
14 A 1335 1289 294.75      
15 A 1294 1250 0.58      
16 A 1259 1216 1.12      
17 A 1143 1104 48.07      
18 A 1115 1077 1.88      
19 A 1043 1007 14.48      
20 A 1000 965 63.89      
21 A 835 806 8.81      
22 A 750 724 14.86      
23 A 606 585 1.65      
24 A 593 573 11.14      
25 A 411 397 3.41      
26 A 347 335 1.76      
27 A 212 205 11.95      
28 A 138 133 2.82      
29 A 136 132 0.33      
30 A 112 109 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 20762.4 cm-1
Scaled (by 0.9657) Zero Point Vibrational Energy (zpe) 20050.2 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 B3LYP/CEP-31G*
ABC
0.17074 0.12934 0.07640

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/CEP-31G*

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 1.402 1.112 0.034
O2 1.402 -1.112 0.034
H3 -1.199 1.514 1.126
H4 -2.273 1.162 -0.279
H5 -0.754 2.088 -0.515
C6 -1.227 1.272 0.046
H7 -1.202 -1.512 1.126
H8 -0.753 -2.088 -0.513
H9 -2.273 -1.163 -0.281
C10 -1.228 -1.272 0.046
N11 0.834 -0.000 -0.035
N12 -0.545 -0.000 -0.253

Atom - Atom Distances (Å)
  O1 O2 H3 H4 H5 C6 H7 H8 H9 C10 N11 N12
O12.22382.85003.68882.42992.63453.85483.89694.33313.54951.25042.2607
O22.22383.85424.33313.89763.54962.85202.42863.68862.63471.25042.2608
H32.85003.85421.80261.79401.10663.02583.98203.20812.98762.78842.1490
H43.68884.33311.80261.79411.10053.20533.59552.32452.66893.32652.0822
H52.42993.89761.79401.79411.09703.98164.17623.59513.43922.66722.1147
C62.63453.54961.10661.10051.09702.98673.43942.66972.54432.42411.4741
H73.85482.85203.02583.20533.98162.98671.79401.80261.10662.78942.1490
H83.89692.42863.98203.59554.17623.43941.79401.79411.09702.66632.1146
H94.33313.68863.20812.32453.59512.66971.80261.79411.10053.32642.0823
C103.54952.63472.98762.66893.43922.54431.10661.09701.10052.42411.4741
N111.25041.25042.78843.32652.66722.42412.78942.66633.32642.42411.3967
N122.26072.26082.14902.08222.11471.47412.14902.11462.08231.47411.3967

picture of Dimethylnitroamine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
O1 N11 O2 125.556 O1 N11 N12 117.201
O2 N11 N12 117.205 H3 C6 H4 109.518
H3 C6 H5 108.999 H3 C6 N12 111.973
H4 C6 H5 109.457 H4 C6 N12 107.054
H5 C6 N12 109.802 C6 N12 C10 119.311
C6 N12 N11 115.187 H7 C10 H8 109.001
H7 C10 H9 109.517 H7 C10 N12 111.974
H8 C10 H9 109.457 H8 C10 N12 109.796
H9 C10 N12 107.057 C10 N12 N11 115.192
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/CEP-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -0.136      
2 O -0.136      
3 H 0.182      
4 H 0.189      
5 H 0.238      
6 C -0.540      
7 H 0.182      
8 H 0.238      
9 H 0.189      
10 C -0.540      
11 N 0.016      
12 N 0.116      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -4.860 0.000 0.249 4.867
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -37.352 0.000 -0.555
y 0.000 -35.384 -0.000
z -0.555 -0.000 -34.661
Traceless
 xyz
x -2.330 0.000 -0.555
y 0.000 0.622 -0.000
z -0.555 -0.000 1.708
Polar
3z2-r23.415
x2-y2-1.968
xy0.000
xz-0.555
yz-0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.926 0.000 0.083
y 0.000 7.730 0.001
z 0.083 0.001 4.342


<r2> (average value of r2) Å2
<r2> 124.684
(<r2>)1/2 11.166