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

using model chemistry: MP3=FULL/6-31G(2df,p)

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/6-31G(2df,p)
 hartrees
Energy at 0K-316.544585
Energy at 298.15K 
HF Energy-315.371475
Nuclear repulsion energy214.273231
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/6-31G(2df,p)
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 3144 3144 12.45      
2 A1 2497 2497 0.05      
3 A1 869 869 4.85      
4 A1 590 590 1.08      
5 A1 186 186 25.34      
6 A2 400 400 0.00      
7 E 2489 2489 1.31      
7 E 2489 2489 1.31      
8 E 1338 1338 3.11      
8 E 1338 1338 3.11      
9 E 1077 1077 17.89      
9 E 1077 1077 17.89      
10 E 612 612 0.30      
10 E 612 612 0.30      
11 E 400 400 0.61      
11 E 400 400 0.61      
12 E 145 145 8.12      
12 E 145 145 8.12      

Unscaled Zero Point Vibrational Energy (zpe) 9902.8 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 9902.8 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/6-31G(2df,p)
ABC
0.09664 0.09664 0.05096

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP3=FULL/6-31G(2df,p)

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.517
H2 0.000 0.000 1.608
C3 0.000 1.395 0.058
C4 1.208 -0.697 0.058
C5 -1.208 -0.697 0.058
N6 0.000 2.491 -0.274
N7 2.158 -1.246 -0.274
N8 -2.158 -1.246 -0.274

Atom - Atom Distances (Å)
  C1 H2 C3 C4 C5 N6 N7 N8
C11.09141.46821.46821.46822.61382.61382.6138
H21.09142.08542.08542.08543.12223.12223.1222
C31.46822.08542.41572.41571.14573.42603.4260
C41.46822.08542.41572.41573.42601.14573.4260
C51.46822.08542.41572.41573.42603.42601.1457
N62.61383.12221.14573.42603.42604.31544.3154
N72.61383.12223.42601.14573.42604.31544.3154
N82.61383.12223.42603.42601.14574.31544.3154

picture of tricyanomethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C3 N6 178.596 C1 C4 N7 178.596
C1 C5 N8 178.596 H2 C1 C3 108.213
H2 C1 C4 108.213 H2 C1 C5 108.213
C3 C1 C4 110.700 C3 C1 C5 110.700
C4 C1 C5 110.700
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability