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

using model chemistry: MP2=FULL/6-311+G(3df,2p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at MP2=FULL/6-311+G(3df,2p)
 hartrees
Energy at 0K-316.768254
Energy at 298.15K 
HF Energy-315.434371
Nuclear repulsion energy212.852949
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 MP2=FULL/6-311+G(3df,2p)
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 3082 2905 13.76 80.90 0.10 0.18
2 A1 2205 2078 1.33 94.30 0.03 0.06
3 A1 844 796 5.54 7.88 0.05 0.10
4 A1 569 536 0.22 4.49 0.00 0.00
5 A1 161 152 23.29 1.70 0.67 0.80
6 A2 347 327 0.00 0.00 0.75 0.86
7 E 2212 2086 12.56 17.85 0.75 0.86
7 E 2212 2086 12.56 17.85 0.75 0.86
8 E 1297 1223 2.47 2.24 0.75 0.86
8 E 1297 1223 2.47 2.24 0.75 0.86
9 E 1044 984 12.80 1.14 0.75 0.86
9 E 1044 984 12.80 1.14 0.75 0.86
10 E 568 535 0.01 1.13 0.75 0.86
10 E 568 535 0.01 1.13 0.75 0.86
11 E 342 322 0.28 1.69 0.75 0.86
11 E 342 322 0.28 1.69 0.75 0.86
12 E 130 122 7.45 3.35 0.75 0.86
12 E 130 122 7.45 3.35 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 9196.6 cm-1
Scaled (by 0.9427) Zero Point Vibrational Energy (zpe) 8669.6 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 MP2=FULL/6-311+G(3df,2p)
ABC
0.09564 0.09564 0.05046

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2=FULL/6-311+G(3df,2p)

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.518
H2 0.000 0.000 1.612
C3 0.000 1.392 0.063
C4 1.206 -0.696 0.063
C5 -1.206 -0.696 0.063
N6 0.000 2.508 -0.279
N7 2.172 -1.254 -0.279
N8 -2.172 -1.254 -0.279

Atom - Atom Distances (Å)
  C1 H2 C3 C4 C5 N6 N7 N8
C11.09411.46501.46501.46502.63182.63182.6318
H21.09412.08322.08322.08323.14123.14123.1412
C31.46502.08322.41172.41171.16703.44083.4408
C41.46502.08322.41172.41173.44081.16703.4408
C51.46502.08322.41172.41173.44083.44081.1670
N62.63183.14121.16703.44083.44084.34454.3445
N72.63183.14123.44081.16703.44084.34454.3445
N82.63183.14123.44083.44081.16704.34454.3445

picture of tricyanomethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C3 N6 178.892 C1 C4 N7 178.892
C1 C5 N8 178.892 H2 C1 C3 108.116
H2 C1 C4 108.116 H2 C1 C5 108.116
C3 C1 C4 110.792 C3 C1 C5 110.792
C4 C1 C5 110.792
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability