return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

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

using model chemistry: MP3=FULL/Def2TZVPP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at MP3=FULL/Def2TZVPP
 hartrees
Energy at 0K-316.738470
Energy at 298.15K 
HF Energy-315.460464
Nuclear repulsion energy213.998076
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 MP3=FULL/Def2TZVPP
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 3120 12.97      
2 A1 2478 2478 0.13      
3 A1 858 858 6.26      
4 A1 584 584 0.53      
5 A1 171 171 25.30      
6 A2 359 359 0.00      
7 E 2470 2470 1.54      
7 E 2470 2470 1.54      
8 E 1331 1331 3.90      
8 E 1331 1331 3.90      
9 E 1067 1067 19.10      
9 E 1067 1067 19.10      
10 E 588 588 0.09      
10 E 588 588 0.09      
11 E 358 358 0.48      
11 E 358 358 0.48      
12 E 135 135 8.02      
12 E 135 135 8.02      

Unscaled Zero Point Vibrational Energy (zpe) 9733.5 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 9733.5 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 MP3=FULL/Def2TZVPP
ABC
0.09620 0.09620 0.05063

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP3=FULL/Def2TZVPP

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.505
H2 0.000 0.000 1.594
C3 0.000 1.403 0.057
C4 1.215 -0.701 0.057
C5 -1.215 -0.701 0.057
N6 0.000 2.498 -0.269
N7 2.163 -1.249 -0.269
N8 -2.163 -1.249 -0.269

Atom - Atom Distances (Å)
  C1 H2 C3 C4 C5 N6 N7 N8
C11.08881.47251.47251.47252.61532.61532.6153
H21.08882.08092.08092.08093.11653.11653.1165
C31.47252.08092.42942.42941.14303.43763.4376
C41.47252.08092.42942.42943.43761.14303.4376
C51.47252.08092.42942.42943.43763.43761.1430
N62.61533.11651.14303.43763.43764.32664.3266
N72.61533.11653.43761.14303.43764.32664.3266
N82.61533.11653.43763.43761.14304.32664.3266

picture of tricyanomethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C3 N6 178.867 C1 C4 N7 178.867
C1 C5 N8 178.867 H2 C1 C3 107.725
H2 C1 C4 107.725 H2 C1 C5 107.725
C3 C1 C4 111.160 C3 C1 C5 111.160
C4 C1 C5 111.160
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability