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

using model chemistry: CCD/6-31G(2df,p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at CCD/6-31G(2df,p)
 hartrees
Energy at 0K-1034.505357
Energy at 298.15K-1034.506604
HF Energy-1033.666738
Nuclear repulsion energy240.801567
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/6-31G(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 A' 3531 3345 65.04      
2 A' 3199 3030 0.61      
3 A' 2266 2146 18.83      
4 A' 1314 1244 26.57      
5 A' 1029 974 41.90      
6 A' 738 699 32.46      
7 A' 669 634 23.28      
8 A' 472 447 3.30      
9 A' 280 265 0.28      
10 A' 211 200 2.15      
11 A" 1263 1197 22.54      
12 A" 820 777 143.24      
13 A" 680 645 22.74      
14 A" 479 454 0.49      
15 A" 153 145 0.69      

Unscaled Zero Point Vibrational Energy (zpe) 8552.2 cm-1
Scaled (by 0.9472) Zero Point Vibrational Energy (zpe) 8100.7 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/6-31G(2df,p)
ABC
0.10719 0.09952 0.05389

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.666 1.977 0.000
C2 -0.744 1.206 0.000
C3 0.390 0.299 0.000
Cl4 0.390 -0.717 1.466
Cl5 0.390 -0.717 -1.466
H6 -2.488 2.650 0.000
H7 1.332 0.841 0.000

Atom - Atom Distances (Å)
  C1 C2 C3 Cl4 Cl5 H6 H7
C11.20172.65433.69273.69271.06263.2057
C21.20171.45282.67132.67132.26422.1076
C32.65431.45281.78381.78383.71691.0862
Cl43.69272.67131.78382.93254.66642.3374
Cl53.69272.67131.78382.93254.66642.3374
H61.06262.26423.71694.66644.66644.2264
H73.20572.10761.08622.33742.33744.2264

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 178.775 C2 C1 H6 179.487
C2 C3 Cl4 110.835 C2 C3 Cl5 110.835
C2 C3 H7 111.394 Cl4 C3 Cl5 110.572
Cl4 C3 H7 106.520 Cl5 C3 H7 106.520
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability