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

using model chemistry: MP2=FULL/STO-3G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at MP2=FULL/STO-3G
 hartrees
Energy at 0K-1022.652782
Energy at 298.15K-1022.653841
HF Energy-1022.422782
Nuclear repulsion energy233.547796
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 MP2=FULL/STO-3G
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' 3724 3310 114.97      
2 A' 3418 3038 1.26      
3 A' 2254 2004 55.71      
4 A' 1380 1227 35.69      
5 A' 1060 942 52.30      
6 A' 776 690 27.51      
7 A' 754 670 2.23      
8 A' 487 433 3.59      
9 A' 273 242 1.55      
10 A' 212 189 3.04      
11 A" 1326 1179 25.86      
12 A" 937 833 78.87      
13 A" 752 669 9.71      
14 A" 496 441 0.97      
15 A" 150 133 0.11      

Unscaled Zero Point Vibrational Energy (zpe) 8998.5 cm-1
Scaled (by 0.8889) Zero Point Vibrational Energy (zpe) 7998.8 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 MP2=FULL/STO-3G
ABC
0.10017 0.09420 0.05073

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2=FULL/STO-3G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.718 2.019 0.000
C2 -0.765 1.252 0.000
C3 0.402 0.314 0.000
Cl4 0.402 -0.738 1.516
Cl5 0.402 -0.738 -1.516
H6 -2.558 2.702 0.000
H7 1.371 0.868 0.000

Atom - Atom Distances (Å)
  C1 C2 C3 Cl4 Cl5 H6 H7
C11.22322.72003.79343.79341.08283.2964
C21.22321.49682.76022.76022.30602.1701
C32.72001.49681.84561.84563.80281.1160
Cl43.79342.76021.84563.03294.78432.4116
Cl53.79342.76021.84563.03294.78432.4116
H61.08282.30603.80284.78434.78434.3361
H73.29642.17011.11602.41162.41164.3361

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 179.974 C2 C1 H6 179.705
C2 C3 Cl4 110.918 C2 C3 Cl5 110.918
C2 C3 H7 111.487 Cl4 C3 Cl5 110.507
Cl4 C3 H7 106.416 Cl5 C3 H7 106.416
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability