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

using model chemistry: CCD/cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at CCD/cc-pVDZ
 hartrees
Energy at 0K-316.336055
Energy at 298.15K 
HF Energy-315.363732
Nuclear repulsion energy210.946550
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 CCD/cc-pVDZ
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 3100 2965 5.73      
2 A1 2372 2270 0.44      
3 A1 848 812 8.18      
4 A1 574 549 0.06      
5 A1 166 159 19.39      
6 A2 349 334 0.00      
7 E 2373 2270 5.85      
7 E 2373 2270 5.85      
8 E 1310 1253 4.76      
8 E 1310 1253 4.76      
9 E 1053 1008 19.17      
9 E 1053 1008 19.17      
10 E 574 549 0.00      
10 E 574 549 0.00      
11 E 346 331 0.17      
11 E 346 331 0.17      
12 E 132 126 6.46      
12 E 132 126 6.46      

Unscaled Zero Point Vibrational Energy (zpe) 9492.3 cm-1
Scaled (by 0.9567) Zero Point Vibrational Energy (zpe) 9081.2 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 CCD/cc-pVDZ
ABC
0.09366 0.09366 0.04935

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCD/cc-pVDZ

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.516
H2 0.000 0.000 1.622
C3 0.000 1.416 0.061
C4 1.226 -0.708 0.061
C5 -1.226 -0.708 0.061
N6 0.000 2.533 -0.277
N7 2.193 -1.266 -0.277
N8 -2.193 -1.266 -0.277

Atom - Atom Distances (Å)
  C1 H2 C3 C4 C5 N6 N7 N8
C11.10621.48731.48731.48732.65392.65392.6539
H21.10622.10812.10812.10813.16563.16563.1656
C31.48732.10812.45212.45211.16673.48113.4811
C41.48732.10812.45212.45213.48111.16673.4811
C51.48732.10812.45212.45213.48113.48111.1667
N62.65393.16561.16673.48113.48114.38674.3867
N72.65393.16563.48111.16673.48114.38674.3867
N82.65393.16563.48113.48111.16674.38674.3867

picture of tricyanomethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C3 N6 178.952 C1 C4 N7 178.952
C1 C5 N8 178.952 H2 C1 C3 107.844
H2 C1 C4 107.844 H2 C1 C5 107.844
C3 C1 C4 111.048 C3 C1 C5 111.048
C4 C1 C5 111.048
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability