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

using model chemistry: MP2=FULL/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=FULL/6-31G
 hartrees
Energy at 0K-315.917949
Energy at 298.15K 
HF Energy-315.164337
Nuclear repulsion energy207.945873
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=FULL/6-31G
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 3042 2890 3.66 79.80 0.18 0.30
2 A1 2084 1980 1.87 28.02 0.06 0.11
3 A1 832 790 12.70 6.90 0.13 0.23
4 A1 553 525 0.08 4.22 0.00 0.00
5 A1 151 143 17.13 2.67 0.71 0.83
6 A2 302 287 0.00 0.00 0.75 0.86
7 E 2090 1986 19.24 11.19 0.75 0.86
7 E 2090 1986 19.24 11.19 0.75 0.86
8 E 1337 1270 0.30 4.71 0.75 0.86
8 E 1337 1270 0.30 4.71 0.75 0.86
9 E 1000 950 17.92 3.34 0.75 0.86
9 E 1000 950 17.92 3.34 0.75 0.86
10 E 532 506 0.57 1.99 0.75 0.86
10 E 532 506 0.57 1.99 0.75 0.86
11 E 299 284 0.00 4.36 0.75 0.86
11 E 299 284 0.00 4.36 0.75 0.86
12 E 120 114 5.89 5.61 0.75 0.86
12 E 120 114 5.89 5.61 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 8860.2 cm-1
Scaled (by 0.9501) Zero Point Vibrational Energy (zpe) 8418.1 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=FULL/6-31G
ABC
0.09130 0.09130 0.04804

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

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.515
H2 0.000 0.000 1.620
C3 0.000 1.421 0.062
C4 1.230 -0.710 0.062
C5 -1.230 -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
C11.10481.49131.49131.49132.69312.69312.6931
H21.10482.10892.10892.10893.19763.19763.1976
C31.49132.10892.46052.46051.20193.52333.5233
C41.49132.10892.46052.46053.52331.20193.5233
C51.49132.10892.46052.46053.52333.52331.2019
N62.69313.19761.20193.52333.52334.45794.4579
N72.69313.19763.52331.20193.52334.45794.4579
N82.69313.19763.52333.52331.20194.45794.4579

picture of tricyanomethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C3 N6 178.658 C1 C4 N7 178.658
C1 C5 N8 178.658 H2 C1 C3 107.715
H2 C1 C4 107.715 H2 C1 C5 107.715
C3 C1 C4 111.169 C3 C1 C5 111.169
C4 C1 C5 111.169
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability