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

using model chemistry: MP4=FULL/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 MP4=FULL/cc-pVDZ
 hartrees
Energy at 0K-316.420659
Energy at 298.15K 
HF Energy-315.351827
Nuclear repulsion energy209.625915
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 MP4=FULL/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 3067 2960        
2 A1 2155 2079        
3 A1 826 798        
4 A1 556 537        
5 A1 157 152        
6 A2 338 326        
7 E 2172 2096        
7 E 2172 2096        
8 E 1280 1235        
8 E 1280 1235        
9 E 1021 985        
9 E 1021 985        
10 E 552 533        
10 E 552 533        
11 E 332 321        
11 E 332 321        
12 E 127 122        
12 E 126 122        

Unscaled Zero Point Vibrational Energy (zpe) 9033.2 cm-1
Scaled (by 0.9651) Zero Point Vibrational Energy (zpe) 8717.9 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 MP4=FULL/cc-pVDZ
ABC
0.09276 0.09276 0.04893

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP4=FULL/cc-pVDZ

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.525
H2 0.000 0.000 1.634
C3 0.000 1.414 0.064
C4 1.224 -0.707 0.064
C5 -1.224 -0.707 0.064
N6 0.000 2.547 -0.283
N7 2.206 -1.274 -0.283
N8 -2.206 -1.274 -0.283

Atom - Atom Distances (Å)
  C1 H2 C3 C4 C5 N6 N7 N8
C11.10871.48681.48681.48682.67232.67232.6723
H21.10872.11222.11222.11223.18793.18793.1879
C31.48682.11222.44852.44851.18563.49413.4941
C41.48682.11222.44852.44853.49411.18563.4941
C51.48682.11222.44852.44853.49413.49411.1856
N62.67233.18791.18563.49413.49414.41194.4119
N72.67233.18793.49411.18563.49414.41194.4119
N82.67233.18793.49413.49411.18564.41194.4119

picture of tricyanomethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C3 N6 178.987 C1 C4 N7 178.987
C1 C5 N8 178.987 H2 C1 C3 108.051
H2 C1 C4 108.051 H2 C1 C5 108.051
C3 C1 C4 110.854 C3 C1 C5 110.854
C4 C1 C5 110.854
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability