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

using model chemistry: MP2/SDD

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/SDD
 hartrees
Energy at 0K-315.931754
Energy at 298.15K 
HF Energy-315.190952
Nuclear repulsion energy206.422848
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/SDD
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 3068 2961 1.08 88.68 0.13 0.23
2 A1 2028 1958 2.93 40.47 0.03 0.07
3 A1 834 806 19.34 9.21 0.09 0.17
4 A1 549 530 0.34 6.11 0.00 0.01
5 A1 161 155 15.39 2.87 0.71 0.83
6 A2 344 332 0.00 0.00 0.75 0.86
7 E 2039 1968 23.19 10.11 0.75 0.86
7 E 2039 1968 23.19 10.11 0.75 0.86
8 E 1321 1276 0.61 3.85 0.75 0.86
8 E 1321 1276 0.61 3.85 0.75 0.86
9 E 994 960 21.71 4.43 0.75 0.86
9 E 994 960 21.71 4.43 0.75 0.86
10 E 556 537 0.69 2.06 0.75 0.86
10 E 556 537 0.69 2.06 0.75 0.86
11 E 335 324 0.06 4.22 0.75 0.86
11 E 335 324 0.06 4.22 0.75 0.86
12 E 130 126 5.52 5.69 0.75 0.86
12 E 130 126 5.52 5.69 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 8867.6 cm-1
Scaled (by 0.9653) Zero Point Vibrational Energy (zpe) 8559.9 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/SDD
ABC
0.09006 0.09006 0.04750

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/SDD

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.533
H2 0.000 0.000 1.640
C3 0.000 1.428 0.068
C4 1.237 -0.714 0.068
C5 -1.237 -0.714 0.068
N6 0.000 2.588 -0.288
N7 2.242 -1.294 -0.288
N8 -2.242 -1.294 -0.288

Atom - Atom Distances (Å)
  C1 H2 C3 C4 C5 N6 N7 N8
C11.10691.50201.50201.50202.71542.71542.7154
H21.10692.12392.12392.12393.22743.22743.2274
C31.50202.12392.47372.47371.21353.54443.5444
C41.50202.12392.47372.47373.54441.21353.5444
C51.50202.12392.47372.47373.54443.54441.2135
N62.71543.22741.21353.54443.54444.48334.4833
N72.71543.22743.54441.21353.54444.48334.4833
N82.71543.22743.54443.54441.21354.48334.4833

picture of tricyanomethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C3 N6 179.009 C1 C4 N7 179.009
C1 C5 N8 179.009 H2 C1 C3 108.035
H2 C1 C4 108.035 H2 C1 C5 108.035
C3 C1 C4 110.868 C3 C1 C5 110.868
C4 C1 C5 110.868
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability