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All results from a given calculation for HN=C=C(CN)2 (Dicyanoketenimine)

using model chemistry: CCD/6-311G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at CCD/6-311G*
 hartrees
Energy at 0K-316.391952
Energy at 298.15K 
HF Energy-315.388402
Nuclear repulsion energy211.719354
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 CCD/6-311G*
Rotational Constants (cm-1) from geometry optimized at CCD/6-311G*
ABC
0.09331 0.09328 0.04682

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.006 -0.051 0.000
C2 -0.006 1.286 0.000
N3 0.130 2.485 0.000
C4 -0.006 -0.765 1.249
C5 -0.006 -0.765 -1.249
N6 -0.006 -1.337 2.256
N7 -0.006 -1.337 -2.256
H8 -0.680 3.099 0.000

Atom - Atom Distances (Å)
  C1 C2 N3 C4 C5 N6 N7 H8
C11.33692.54001.43821.43822.59692.59693.2216
C21.33691.20712.40082.40083.45963.45961.9346
N32.54001.20713.48423.48424.44044.44041.0165
C41.43822.40083.48422.49741.15863.55144.1162
C51.43822.40083.48422.49743.55141.15864.1162
N62.59693.45964.44041.15863.55144.51265.0222
N72.59693.45964.44043.55141.15864.51265.0222
H83.22161.93461.01654.11624.11625.02225.0222

picture of Dicyanoketenimine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 N3 173.527 C1 C4 N6 179.839
C1 C5 N7 179.839 C2 C1 C4 119.746
C2 C1 C5 119.746 C2 N3 H8 120.680
C4 C1 C5 120.507
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability