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All results from a given calculation for C2H6N2O2 (Dimethylnitroamine)

using model chemistry: MP3=FULL/6-31+G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at MP3=FULL/6-31+G**
 hartrees
Energy at 0K-338.763414
Energy at 298.15K-338.772756
HF Energy-337.715953
Nuclear repulsion energy261.450211
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 MP3=FULL/6-31+G**
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 3286 3061 2.95      
2 A 3283 3059 2.37      
3 A 3237 3016 30.23      
4 A 3232 3011 0.31      
5 A 3129 2915 44.22      
6 A 3125 2912 18.93      
7 A 1734 1615 451.97      
8 A 1574 1466 66.79      
9 A 1557 1450 26.57      
10 A 1554 1448 1.64      
11 A 1537 1432 8.83      
12 A 1537 1431 28.32      
13 A 1496 1394 5.33      
14 A 1432 1334 311.38      
15 A 1360 1267 0.72      
16 A 1329 1238 3.88      
17 A 1194 1112 69.46      
18 A 1163 1083 3.70      
19 A 1093 1018 12.35      
20 A 1065 992 72.64      
21 A 891 830 14.01      
22 A 807 752 17.26      
23 A 647 603 2.00      
24 A 630 587 11.36      
25 A 436 406 3.72      
26 A 370 345 1.51      
27 A 249 232 14.81      
28 A 174 162 4.55      
29 A 170 158 0.32      
30 A 115 107 0.13      

Unscaled Zero Point Vibrational Energy (zpe) 21702.4 cm-1
Scaled (by 0.9316) Zero Point Vibrational Energy (zpe) 20217.9 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 MP3=FULL/6-31+G**
ABC
0.17657 0.13394 0.07932

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP3=FULL/6-31+G**

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 -1.349 -1.091 0.031
O2 -1.350 1.091 0.031
H3 1.161 -1.543 1.100
H4 2.276 -1.122 -0.219
H5 0.807 -2.047 -0.560
C6 1.234 -1.261 0.049
H7 1.160 1.544 1.100
H8 0.806 2.047 -0.560
H9 2.275 1.123 -0.219
C10 1.233 1.261 0.049
N11 -0.797 -0.000 -0.025
N12 0.555 0.000 -0.221

Atom - Atom Distances (Å)
  O1 O2 H3 H4 H5 C6 H7 H8 H9 C10 N11 N12
O12.18192.76573.63362.43162.58903.79263.85264.25433.49331.22412.2090
O22.18193.79274.25433.85293.49342.76542.43103.63332.58861.22412.2089
H32.76573.79271.77801.77101.09093.08713.97173.17662.99572.73482.1205
H43.63364.25431.77801.76881.08453.17653.50962.24452.61443.27672.0543
H52.43163.85291.77101.76881.08273.97174.09383.50953.39032.65502.0900
C62.58903.49341.09091.08451.08272.99563.39032.61442.52142.39141.4573
H73.79262.76543.08713.17653.97172.99561.77101.77801.09092.73472.1205
H83.85262.43103.97173.50964.09383.39031.77101.76881.08272.65472.0900
H94.25433.63333.17662.24453.50952.61441.77801.76881.08453.27652.0542
C103.49332.58862.99572.61443.39032.52141.09091.08271.08452.39121.4573
N111.22411.22412.73483.27672.65502.39142.73472.65473.27652.39121.3659
N122.20902.20892.12052.05432.09001.45732.12052.09002.05421.45731.3659

picture of Dimethylnitroamine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
O1 N11 O2 126.055 O1 N11 N12 116.945
O2 N11 N12 116.940 H3 C6 H4 109.639
H3 C6 H5 109.129 H3 C6 N12 111.839
H4 C6 H5 109.408 H4 C6 N12 106.925
H5 C6 N12 109.859 C6 N12 C10 119.785
C6 N12 N11 115.745 H7 C10 H8 109.130
H7 C10 H9 109.640 H7 C10 N12 111.840
H8 C10 H9 109.409 H8 C10 N12 109.857
H9 C10 N12 106.922 C10 N12 N11 115.734
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability