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All results from a given calculation for CHCl2CCH (3,3-dichloropropyne)

using model chemistry: MP3=FULL/3-21G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at MP3=FULL/3-21G*
 hartrees
Energy at 0K-1029.437626
Energy at 298.15K-1029.438850
HF Energy-1028.846278
Nuclear repulsion energy238.026892
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/3-21G*
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A' 3489 3489 45.97      
2 A' 3195 3195 0.53      
3 A' 2276 2276 17.84      
4 A' 1343 1343 13.92      
5 A' 990 990 51.22      
6 A' 720 720 61.01      
7 A' 700 700 7.92      
8 A' 462 462 3.80      
9 A' 279 279 0.20      
10 A' 223 223 3.88      
11 A" 1280 1280 18.56      
12 A" 746 746 186.13      
13 A" 700 700 4.83      
14 A" 474 474 0.70      
15 A" 152 152 1.35      

Unscaled Zero Point Vibrational Energy (zpe) 8514.3 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 8514.3 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/3-21G*
ABC
0.10474 0.09725 0.05265

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP3=FULL/3-21G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.667 2.010 0.000
C2 -0.756 1.219 0.000
C3 0.392 0.313 0.000
Cl4 0.392 -0.729 1.483
Cl5 0.392 -0.729 -1.483
H6 -2.490 2.686 0.000
H7 1.333 0.859 0.000

Atom - Atom Distances (Å)
  C1 C2 C3 Cl4 Cl5 H6 H7
C11.20662.66843.73463.73461.06493.2133
C21.20661.46252.70482.70482.27132.1198
C32.66841.46251.81331.81333.73331.0876
Cl43.73462.70481.81332.96694.70902.3685
Cl53.73462.70481.81332.96694.70902.3685
H61.06492.27133.73334.70904.70904.2369
H73.21332.11981.08762.36852.36854.2369

picture of 3,3-dichloropropyne state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 177.297 C2 C1 H6 178.469
C2 C3 Cl4 110.862 C2 C3 Cl5 110.862
C2 C3 H7 111.613 Cl4 C3 Cl5 109.783
Cl4 C3 H7 106.780 Cl5 C3 H7 106.780
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability