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All results from a given calculation for CH(CN)3 (tricyanomethane)

using model chemistry: MP2/6-31G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at MP2/6-31G
 hartrees
Energy at 0K-315.909154
Energy at 298.15K 
HF Energy-315.164183
Nuclear repulsion energy207.907914
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 MP2/6-31G
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A1 3042 2911 3.64 79.82 0.18 0.30
2 A1 2083 1993 1.88 27.96 0.06 0.11
3 A1 832 796 12.75 6.89 0.13 0.23
4 A1 553 529 0.08 4.24 0.00 0.00
5 A1 150 144 17.13 2.67 0.71 0.83
6 A2 301 288 0.00 0.00 0.75 0.86
7 E 2089 1999 19.30 11.17 0.75 0.86
7 E 2089 1999 19.30 11.17 0.75 0.86
8 E 1337 1280 0.30 4.71 0.75 0.86
8 E 1337 1280 0.30 4.71 0.75 0.86
9 E 1000 957 17.99 3.34 0.75 0.86
9 E 1000 957 17.99 3.34 0.75 0.86
10 E 532 509 0.57 1.98 0.75 0.86
10 E 532 509 0.57 1.98 0.75 0.86
11 E 299 286 0.00 4.35 0.75 0.86
11 E 299 286 0.00 4.35 0.75 0.86
12 E 120 115 5.89 5.61 0.75 0.86
12 E 120 115 5.89 5.61 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 8858.2 cm-1
Scaled (by 0.9568) Zero Point Vibrational Energy (zpe) 8475.6 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 MP2/6-31G
ABC
0.09127 0.09127 0.04802

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/6-31G

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.516
H2 0.000 0.000 1.621
C3 0.000 1.421 0.062
C4 1.231 -0.710 0.062
C5 -1.231 -0.710 0.062
N6 0.000 2.574 -0.277
N7 2.229 -1.287 -0.277
N8 -2.229 -1.287 -0.277

Atom - Atom Distances (Å)
  C1 H2 C3 C4 C5 N6 N7 N8
C11.10501.49161.49161.49162.69362.69362.6936
H21.10502.10922.10922.10923.19823.19823.1982
C31.49162.10922.46122.46121.20213.52403.5240
C41.49162.10922.46122.46123.52401.20213.5240
C51.49162.10922.46122.46123.52403.52401.2021
N62.69363.19821.20213.52403.52404.45864.4586
N72.69363.19823.52401.20213.52404.45864.4586
N82.69363.19823.52403.52401.20214.45864.4586

picture of tricyanomethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C3 N6 178.681 C1 C4 N7 178.681
C1 C5 N8 178.681 H2 C1 C3 107.710
H2 C1 C4 107.710 H2 C1 C5 107.710
C3 C1 C4 111.173 C3 C1 C5 111.173
C4 C1 C5 111.173
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability