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

using model chemistry: MP2=FULL/6-31+G**

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/6-31+G**
 hartrees
Energy at 0K-316.372922
Energy at 298.15K 
HF Energy-315.337698
Nuclear repulsion energy211.057556
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/6-31+G**
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 3120 2930 10.00 85.05 0.12 0.21
2 A1 2196 2062 1.40 79.03 0.03 0.07
3 A1 847 796 9.26 7.05 0.08 0.15
4 A1 565 531 0.00 3.89 0.00 0.00
5 A1 163 153 20.70 2.41 0.67 0.81
6 A2 336 315 0.00 0.00 0.75 0.86
7 E 2203 2069 15.08 16.49 0.75 0.86
7 E 2203 2069 15.08 16.49 0.75 0.86
8 E 1316 1236 3.55 3.19 0.75 0.86
8 E 1316 1236 3.55 3.19 0.75 0.86
9 E 1046 982 16.95 1.59 0.75 0.86
9 E 1046 982 16.95 1.59 0.75 0.86
10 E 562 527 0.18 1.94 0.75 0.86
10 E 562 527 0.18 1.94 0.75 0.86
11 E 336 315 0.04 3.13 0.75 0.86
11 E 336 315 0.04 3.13 0.75 0.86
12 E 128 120 6.76 4.87 0.75 0.86
12 E 128 120 6.76 4.87 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 9203.3 cm-1
Scaled (by 0.9392) Zero Point Vibrational Energy (zpe) 8643.7 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/6-31+G**
ABC
0.09404 0.09404 0.04952

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

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.514
H2 0.000 0.000 1.609
C3 0.000 1.401 0.060
C4 1.214 -0.701 0.060
C5 -1.214 -0.701 0.060
N6 0.000 2.534 -0.274
N7 2.194 -1.267 -0.274
N8 -2.194 -1.267 -0.274

Atom - Atom Distances (Å)
  C1 H2 C3 C4 C5 N6 N7 N8
C11.09501.47311.47311.47312.65372.65372.6537
H21.09502.08902.08902.08903.15723.15723.1572
C31.47312.08902.42712.42711.18083.47093.4709
C41.47312.08902.42712.42713.47091.18083.4709
C51.47312.08902.42712.42713.47093.47091.1808
N62.65373.15721.18083.47093.47094.38894.3889
N72.65373.15723.47091.18083.47094.38894.3889
N82.65373.15723.47093.47091.18084.38894.3889

picture of tricyanomethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C3 N6 178.471 C1 C4 N7 178.471
C1 C5 N8 178.471 H2 C1 C3 107.961
H2 C1 C4 107.961 H2 C1 C5 107.961
C3 C1 C4 110.939 C3 C1 C5 110.939
C4 C1 C5 110.939
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability