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

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

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/6-31+G**
 hartrees
Energy at 0K-316.337545
Energy at 298.15K 
HF Energy-315.348073
Nuclear repulsion energy211.705379
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/6-31+G**
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 3127 2947 7.57      
2 A1 2385 2247 0.45      
3 A1 858 809 10.13      
4 A1 576 543 0.06      
5 A1 167 157 22.44      
6 A2 338 318 0.00      
7 E 2385 2247 4.89      
7 E 2385 2247 4.89      
8 E 1336 1259 5.19      
8 E 1336 1259 5.19      
9 E 1060 998 22.29      
9 E 1060 998 22.29      
10 E 571 538 0.03      
10 E 571 538 0.03      
11 E 342 322 0.13      
11 E 342 322 0.13      
12 E 130 123 7.21      
12 E 130 123 7.21      

Unscaled Zero Point Vibrational Energy (zpe) 9548.9 cm-1
Scaled (by 0.9423) Zero Point Vibrational Energy (zpe) 8997.9 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 CCD/6-31+G**
ABC
0.09431 0.09431 0.04961

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

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 1.603
C3 0.000 1.410 0.056
C4 1.221 -0.705 0.056
C5 -1.221 -0.705 0.056
N6 0.000 2.527 -0.270
N7 2.188 -1.263 -0.270
N8 -2.188 -1.263 -0.270

Atom - Atom Distances (Å)
  C1 H2 C3 C4 C5 N6 N7 N8
C11.09461.48091.48091.48092.64412.64412.6441
H21.09462.09322.09322.09323.14553.14553.1455
C31.48092.09322.44232.44231.16343.47023.4702
C41.48092.09322.44232.44233.47021.16343.4702
C51.48092.09322.44232.44233.47023.47021.1634
N62.64413.14551.16343.47023.47024.37654.3765
N72.64413.14553.47021.16343.47024.37654.3765
N82.64413.14553.47023.47021.16344.37654.3765

picture of tricyanomethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C3 N6 178.511 C1 C4 N7 178.511
C1 C5 N8 178.511 H2 C1 C3 107.787
H2 C1 C4 107.787 H2 C1 C5 107.787
C3 C1 C4 111.101 C3 C1 C5 111.101
C4 C1 C5 111.101
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability