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

using model chemistry: MP3=FULL/TZVP

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/TZVP
 hartrees
Energy at 0K-316.561939
Energy at 298.15K 
HF Energy-315.440248
Nuclear repulsion energy213.804372
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/TZVP
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 3123 2916 9.54      
2 A1 2486 2321 0.17      
3 A1 870 812 8.64      
4 A1 589 550 0.24      
5 A1 169 158 22.54      
6 A2 350 327 0.00      
7 E 2478 2314 2.09      
7 E 2478 2314 2.09      
8 E 1334 1246 4.31      
8 E 1334 1246 4.31      
9 E 1068 997 21.67      
9 E 1068 997 21.67      
10 E 591 552 0.01      
10 E 591 552 0.01      
11 E 353 330 0.26      
11 E 353 330 0.26      
12 E 134 125 7.39      
12 E 134 125 7.39      

Unscaled Zero Point Vibrational Energy (zpe) 9752.5 cm-1
Scaled (by 0.9337) Zero Point Vibrational Energy (zpe) 9105.9 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 MP3=FULL/TZVP
ABC
0.09608 0.09608 0.05060

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

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.509
H2 0.000 0.000 1.601
C3 0.000 1.402 0.058
C4 1.214 -0.701 0.058
C5 -1.214 -0.701 0.058
N6 0.000 2.499 -0.272
N7 2.164 -1.249 -0.272
N8 -2.164 -1.249 -0.272

Atom - Atom Distances (Å)
  C1 H2 C3 C4 C5 N6 N7 N8
C11.09201.47281.47281.47282.61812.61812.6181
H21.09202.08452.08452.08453.12273.12273.1227
C31.47282.08452.42882.42881.14543.43873.4387
C41.47282.08452.42882.42883.43871.14543.4387
C51.47282.08452.42882.42883.43873.43871.1454
N62.61813.12271.14543.43873.43874.32844.3284
N72.61813.12273.43871.14543.43874.32844.3284
N82.61813.12273.43873.43871.14544.32844.3284

picture of tricyanomethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C3 N6 178.949 C1 C4 N7 178.949
C1 C5 N8 178.949 H2 C1 C3 107.806
H2 C1 C4 107.806 H2 C1 C5 107.806
C3 C1 C4 111.084 C3 C1 C5 111.084
C4 C1 C5 111.084
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability