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All results from a given calculation for C2H2N2O (Furazan)

using model chemistry: B2PLYP=FULLultrafine/6-311G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at B2PLYP=FULLultrafine/6-311G**
 hartrees
Energy at 0K-261.907885
Energy at 298.15K 
HF Energy-261.602606
Nuclear repulsion energy163.389372
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 B2PLYP=FULLultrafine/6-311G**
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A1 3300 3300 0.61 93.62 0.12 0.21
2 A1 1441 1441 18.18 16.73 0.41 0.59
3 A1 1339 1339 2.39 16.22 0.10 0.18
4 A1 1066 1066 1.53 5.10 0.37 0.54
5 A1 1034 1034 12.82 6.12 0.25 0.40
6 A1 900 900 22.96 7.31 0.14 0.24
7 A2 895 895 0.00 1.07 0.75 0.86
8 A2 654 654 0.00 0.14 0.75 0.86
9 B1 859 859 40.02 0.20 0.75 0.86
10 B1 653 653 1.23 0.42 0.75 0.86
11 B2 3286 3286 0.31 55.37 0.75 0.86
12 B2 1561 1561 0.15 0.00 0.75 0.86
13 B2 1199 1199 5.85 0.52 0.75 0.86
14 B2 971 971 19.66 4.98 0.75 0.86
15 B2 855 855 2.98 0.37 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 10005.5 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 10005.5 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 B2PLYP=FULLultrafine/6-311G**
ABC
0.34984 0.32419 0.16826

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP=FULLultrafine/6-311G**

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 0.000 0.000 1.126
N2 0.000 1.133 0.356
N3 0.000 -1.133 0.356
C4 0.000 0.709 -0.882
C5 0.000 -0.709 -0.882
H6 0.000 1.406 -1.704
H7 0.000 -1.406 -1.704

Atom - Atom Distances (Å)
  O1 N2 N3 C4 C5 H6 H7
O11.36941.36942.12932.12933.15953.1595
N21.36942.26591.30902.21972.07823.2695
N31.36942.26592.21971.30903.26952.0782
C42.12931.30902.21971.41831.07732.2689
C52.12932.21971.30901.41832.26891.0773
H63.15952.07823.26951.07732.26892.8114
H73.15953.26952.07822.26891.07732.8114

picture of Furazan state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
O1 N2 C4 105.287 O1 N3 C5 105.287
N2 O1 N3 111.647 N2 C4 C5 108.890
N2 C4 H6 120.825 N3 C5 C4 108.890
N3 C5 H7 120.825 C4 C5 H7 130.285
C5 C4 H6 130.285
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability