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

using model chemistry: CCD/6-31G**

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/6-31G**
 hartrees
Energy at 0K-316.322698
Energy at 298.15K 
HF Energy-315.340904
Nuclear repulsion energy211.856809
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/6-31G**
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A1 3132 2937 5.61      
2 A1 2394 2245 0.39      
3 A1 863 809 7.89      
4 A1 579 543 0.24      
5 A1 167 156 22.05      
6 A2 343 322 0.00      
7 E 2394 2245 5.51      
7 E 2394 2245 5.51      
8 E 1341 1257 3.75      
8 E 1341 1257 3.75      
9 E 1062 995 20.24      
9 E 1062 995 20.24      
10 E 573 537 0.00      
10 E 573 537 0.00      
11 E 345 324 0.30      
11 E 345 324 0.30      
12 E 131 123 7.27      
12 E 131 123 7.27      

Unscaled Zero Point Vibrational Energy (zpe) 9584.3 cm-1
Scaled (by 0.9376) Zero Point Vibrational Energy (zpe) 8986.2 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/6-31G**
ABC
0.09448 0.09448 0.04977

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

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 1.608
C3 0.000 1.409 0.060
C4 1.220 -0.704 0.060
C5 -1.220 -0.704 0.060
N6 0.000 2.522 -0.275
N7 2.184 -1.261 -0.275
N8 -2.184 -1.261 -0.275

Atom - Atom Distances (Å)
  C1 H2 C3 C4 C5 N6 N7 N8
C11.09421.48021.48021.48022.64302.64302.6430
H21.09422.09342.09342.09343.14803.14803.1480
C31.48022.09342.44012.44011.16293.46593.4659
C41.48022.09342.44012.44013.46601.16293.4659
C51.48022.09342.44012.44013.46603.46591.1629
N62.64303.14801.16293.46603.46604.36894.3689
N72.64303.14803.46591.16293.46594.36894.3689
N82.64303.14803.46593.46591.16294.36894.3689

picture of tricyanomethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C3 N6 178.869 C1 C4 N7 178.869
C1 C5 N8 178.869 H2 C1 C3 107.873
H2 C1 C4 107.873 H2 C1 C5 107.873
C3 C1 C4 111.021 C3 C1 C5 111.021
C4 C1 C5 111.021
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability