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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-316.556521
Energy at 298.15K 
HF Energy-315.399494
Nuclear repulsion energy211.776262
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 3090 2927 8.94 78.40 0.14 0.25
2 A1 2194 2078 1.59 54.41 0.05 0.10
3 A1 849 804 7.64 6.58 0.10 0.18
4 A1 570 540 0.02 3.06 0.00 0.00
5 A1 163 154 19.30 2.50 0.71 0.83
6 A2 352 333 0.00 0.00 0.75 0.86
7 E 2202 2085 17.26 17.14 0.75 0.86
7 E 2202 2085 17.26 17.14 0.75 0.86
8 E 1319 1250 1.23 2.94 0.75 0.86
8 E 1319 1250 1.23 2.94 0.75 0.86
9 E 1045 990 15.99 2.00 0.75 0.86
9 E 1045 990 15.99 2.00 0.75 0.86
10 E 571 541 0.03 2.05 0.75 0.86
10 E 571 541 0.03 2.05 0.75 0.86
11 E 345 327 0.07 3.08 0.75 0.86
11 E 345 327 0.07 3.08 0.75 0.86
12 E 130 123 6.58 4.62 0.75 0.86
12 E 130 123 6.58 4.62 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 9221.2 cm-1
Scaled (by 0.9471) Zero Point Vibrational Energy (zpe) 8733.4 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 0.04996

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 0.521
H2 0.000 0.000 1.619
C3 0.000 1.399 0.064
C4 1.212 -0.700 0.064
C5 -1.212 -0.700 0.064
N6 0.000 2.521 -0.281
N7 2.183 -1.260 -0.281
N8 -2.183 -1.260 -0.281

Atom - Atom Distances (Å)
  C1 H2 C3 C4 C5 N6 N7 N8
C11.09821.47191.47191.47192.64542.64542.6454
H21.09822.09212.09212.09213.15673.15673.1567
C31.47192.09212.42332.42331.17353.45813.4581
C41.47192.09212.42332.42333.45811.17353.4581
C51.47192.09212.42332.42333.45813.45811.1735
N62.64543.15671.17353.45813.45814.36634.3663
N72.64543.15673.45811.17353.45814.36634.3663
N82.64543.15673.45813.45811.17354.36634.3663

picture of tricyanomethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C3 N6 178.976 C1 C4 N7 178.976
C1 C5 N8 178.976 H2 C1 C3 108.099
H2 C1 C4 108.099 H2 C1 C5 108.099
C3 C1 C4 110.807 C3 C1 C5 110.807
C4 C1 C5 110.808
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability