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

using model chemistry: CCSD/aug-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 CCSD/aug-cc-pVDZ
 hartrees
Energy at 0K-316.390731
Energy at 298.15K 
HF Energy-315.374447
Nuclear repulsion energy210.568727
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 CCSD/aug-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 3074 2961 7.53      
2 A1 2336 2251 0.64      
3 A1 837 806 7.20      
4 A1 567 546 0.24      
5 A1 163 157 23.75      
6 A2 335 322 0.00      
7 E 2336 2250 5.81      
7 E 2336 2250 5.81      
8 E 1290 1243 5.24      
8 E 1290 1243 5.24      
9 E 1040 1002 17.85      
9 E 1040 1002 17.85      
10 E 566 545 0.01      
10 E 566 545 0.01      
11 E 336 324 0.40      
11 E 336 324 0.40      
12 E 129 124 7.56      
12 E 129 124 7.56      

Unscaled Zero Point Vibrational Energy (zpe) 9352.3 cm-1
Scaled (by 0.9634) Zero Point Vibrational Energy (zpe) 9010.0 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 CCSD/aug-cc-pVDZ
ABC
0.09332 0.09332 0.04915

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCSD/aug-cc-pVDZ

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.516
H2 0.000 0.000 1.621
C3 0.000 1.418 0.060
C4 1.228 -0.709 0.060
C5 -1.228 -0.709 0.060
N6 0.000 2.538 -0.276
N7 2.198 -1.269 -0.276
N8 -2.198 -1.269 -0.276

Atom - Atom Distances (Å)
  C1 H2 C3 C4 C5 N6 N7 N8
C11.10531.48981.48981.48982.65872.65872.6587
H21.10532.10962.10962.10963.16883.16883.1688
C31.48982.10962.45632.45631.16903.48783.4878
C41.48982.10962.45632.45633.48771.16903.4878
C51.48982.10962.45632.45633.48773.48781.1690
N62.65873.16881.16903.48773.48774.39604.3960
N72.65873.16883.48781.16903.48784.39604.3960
N82.65873.16883.48783.48781.16904.39604.3960

picture of tricyanomethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C3 N6 178.831 C1 C4 N7 178.831
C1 C5 N8 178.831 H2 C1 C3 107.843
H2 C1 C4 107.843 H2 C1 C5 107.843
C3 C1 C4 111.049 C3 C1 C5 111.049
C4 C1 C5 111.049
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability