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

using model chemistry: MP2=FULL/6-311G**

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/6-311G**
 hartrees
Energy at 0K-316.563063
Energy at 298.15K 
HF Energy-315.400821
Nuclear repulsion energy211.772519
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/6-311G**
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 3095 2936 8.30 81.45 0.14 0.25
2 A1 2194 2081 1.69 54.70 0.05 0.10
3 A1 845 802 7.82 6.54 0.10 0.18
4 A1 569 540 0.01 3.00 0.00 0.00
5 A1 163 154 19.17 2.52 0.71 0.83
6 A2 353 334 0.00 0.00 0.75 0.86
7 E 2201 2088 17.57 17.22 0.75 0.86
7 E 2201 2088 17.57 17.22 0.75 0.86
8 E 1302 1235 2.44 2.99 0.75 0.86
8 E 1302 1235 2.44 2.99 0.75 0.86
9 E 1043 989 14.51 1.94 0.75 0.86
9 E 1043 989 14.51 1.94 0.75 0.86
10 E 571 542 0.03 2.07 0.75 0.86
10 E 571 542 0.03 2.07 0.75 0.86
11 E 345 327 0.10 3.05 0.75 0.86
11 E 345 327 0.10 3.05 0.75 0.86
12 E 131 124 6.49 4.63 0.75 0.86
12 E 131 124 6.49 4.63 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 9201.7 cm-1
Scaled (by 0.9486) Zero Point Vibrational Energy (zpe) 8728.7 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/6-311G**
ABC
0.09468 0.09468 0.04997

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2=FULL/6-311G**

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.522
H2 0.000 0.000 1.620
C3 0.000 1.399 0.065
C4 1.212 -0.700 0.065
C5 -1.212 -0.700 0.065
N6 0.000 2.521 -0.282
N7 2.183 -1.260 -0.282
N8 -2.183 -1.260 -0.282

Atom - Atom Distances (Å)
  C1 H2 C3 C4 C5 N6 N7 N8
C11.09791.47201.47201.47202.64552.64552.6455
H21.09792.09172.09172.09173.15723.15723.1572
C31.47202.09172.42362.42361.17363.45803.4580
C41.47202.09172.42362.42363.45801.17363.4580
C51.47202.09172.42362.42363.45803.45801.1736
N62.64553.15721.17363.45803.45804.36574.3657
N72.64553.15723.45801.17363.45804.36574.3657
N82.64553.15723.45803.45801.17364.36574.3657

picture of tricyanomethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C3 N6 179.088 C1 C4 N7 179.088
C1 C5 N8 179.088 H2 C1 C3 108.083
H2 C1 C4 108.083 H2 C1 C5 108.083
C3 C1 C4 110.823 C3 C1 C5 110.823
C4 C1 C5 110.823
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability