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

using model chemistry: MP3/6-311+G(3df,2p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at MP3/6-311+G(3df,2p)
 hartrees
Energy at 0K-1034.625588
Energy at 298.15K-1034.626879
HF Energy-1033.747961
Nuclear repulsion energy241.302008
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 MP3/6-311+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 A' 3506 3506 64.67      
2 A' 3190 3190 1.70      
3 A' 2274 2274 9.60      
4 A' 1313 1313 25.81      
5 A' 1024 1024 39.66      
6 A' 736 736 39.09      
7 A' 710 710 16.97      
8 A' 473 473 3.78      
9 A' 282 282 0.31      
10 A' 211 211 2.79      
11 A" 1259 1259 19.22      
12 A" 813 813 143.80      
13 A" 716 716 22.96      
14 A" 479 479 1.18      
15 A" 153 153 1.17      

Unscaled Zero Point Vibrational Energy (zpe) 8569.4 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 8569.4 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 MP3/6-311+G(3df,2p)
ABC
0.10774 0.09976 0.05406

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP3/6-311+G(3df,2p)

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.658 1.979 0.000
C2 -0.743 1.207 0.000
C3 0.389 0.293 0.000
Cl4 0.389 -0.717 1.463
Cl5 0.389 -0.717 -1.463
H6 -2.474 2.659 0.000
H7 1.325 0.838 0.000

Atom - Atom Distances (Å)
  C1 C2 C3 Cl4 Cl5 H6 H7
C11.19742.65183.68773.68771.06213.1937
C21.19741.45462.66872.66872.25942.1005
C32.65181.45461.77771.77773.71391.0830
Cl43.68772.66871.77772.92574.66182.3310
Cl53.68772.66871.77772.92574.66182.3310
H61.06212.25943.71394.66184.66184.2129
H73.19372.10051.08302.33102.33104.2129

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 178.743 C2 C1 H6 179.593
C2 C3 Cl4 110.912 C2 C3 Cl5 110.912
C2 C3 H7 110.888 Cl4 C3 Cl5 110.750
Cl4 C3 H7 106.606 Cl5 C3 H7 106.606
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability