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All results from a given calculation for C2H6N2O2 ((E)-Azodioxymethane)

using model chemistry: QCISD/3-21G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2H 1Ag
Energy calculated at QCISD/3-21G
 hartrees
Energy at 0K-336.456472
Energy at 298.15K-336.465280
HF Energy-335.730485
Nuclear repulsion energy251.864417
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 QCISD/3-21G
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 Ag 3199 3100 0.00      
2 Ag 3075 2981 0.00      
3 Ag 1565 1517 0.00      
4 Ag 1478 1432 0.00      
5 Ag 1336 1294 0.00      
6 Ag 1320 1279 0.00      
7 Ag 1048 1015 0.00      
8 Ag 694 672 0.00      
9 Ag 582 564 0.00      
10 Ag 370 359 0.00      
11 Au 3146 3049 7.51      
12 Au 1552 1504 20.77      
13 Au 1172 1136 0.04      
14 Au 274 266 2.09      
15 Au 200 193 13.46      
16 Au 148 143 4.76      
17 Bg 3145 3048 0.00      
18 Bg 1550 1502 0.00      
19 Bg 1143 1107 0.00      
20 Bg 458 444 0.00      
21 Bg 176 170 0.00      
22 Bu 3199 3100 1.33      
23 Bu 3076 2981 8.33      
24 Bu 1557 1509 17.22      
25 Bu 1468 1423 6.13      
26 Bu 1223 1185 20.67      
27 Bu 1073 1040 88.08      
28 Bu 871 844 76.08      
29 Bu 453 439 35.44      
30 Bu 296 287 28.44      

Unscaled Zero Point Vibrational Energy (zpe) 20421.5 cm-1
Scaled (by 0.9692) Zero Point Vibrational Energy (zpe) 19792.5 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 QCISD/3-21G
ABC
0.15736 0.12994 0.07315

See section I.F.4 to change rotational constant units
Geometric Data calculated at QCISD/3-21G

Point Group is C2h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.000 0.663 0.000
N2 0.000 -0.663 0.000
O3 -1.164 1.353 0.000
O4 1.164 -1.353 0.000
C5 1.358 1.287 0.000
C6 -1.358 -1.287 0.000
H7 1.172 2.361 0.000
H8 1.898 0.955 0.892
H9 1.898 0.955 -0.892
H10 -1.172 -2.361 0.000
H11 -1.898 -0.955 0.892
H12 -1.898 -0.955 -0.892

Atom - Atom Distances (Å)
  N1 N2 O3 O4 C5 C6 H7 H8 H9 H10 H11 H12
N11.32691.35262.32821.49432.37692.06332.11722.11723.24412.64882.6488
N21.32692.32821.35262.37691.49433.24412.64882.64882.06332.11722.1172
O31.35262.32823.56922.52222.64782.54403.21353.21353.71462.58102.5810
O42.32821.35263.56922.64782.52223.71462.58102.58102.54403.21353.2135
C51.49432.37692.52222.64783.74231.08991.09461.09464.44024.05254.0525
C62.37691.49432.64782.52223.74234.44024.05254.05251.08991.09461.0946
H72.06333.24412.54403.71461.08994.44021.81691.81695.27284.60634.6063
H82.11722.64883.21352.58101.09464.05251.81691.78414.60634.24904.6084
H92.11722.64883.21352.58101.09464.05251.81691.78414.60634.60844.2490
H103.24412.06333.71462.54404.44021.08995.27284.60634.60631.81691.8169
H112.64882.11722.58103.21354.05251.09464.60634.24904.60841.81691.7841
H122.64882.11722.58103.21354.05251.09464.60634.60844.24901.81691.7841

picture of (E)-Azodioxymethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 N2 O4 120.658 N1 N2 C6 114.682
N1 C5 H7 104.875 N1 C5 H8 108.748
N1 C5 H9 108.748 N2 N1 O3 120.658
N2 N1 C5 114.682 N2 C6 H10 104.875
N2 C6 H11 108.748 N2 C6 H12 108.748
O3 N1 C5 124.660 O4 N2 C6 124.660
H7 C5 H8 112.554 H7 C5 H9 112.554
H8 C5 H9 109.167 H10 C6 H11 112.554
H10 C6 H12 112.554 H11 C6 H12 109.167
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability