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

using model chemistry: QCISD/6-31G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at QCISD/6-31G**
 hartrees
Energy at 0K-1034.339237
Energy at 298.15K-1034.340372
HF Energy-1033.646121
Nuclear repulsion energy239.815996
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 QCISD/6-31G**
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' 3524 3317 52.06      
2 A' 3214 3026 1.76      
3 A' 2239 2108 18.16      
4 A' 1327 1249 33.02      
5 A' 1029 969 46.68      
6 A' 736 692 34.97      
7 A' 627 590 24.90      
8 A' 457 430 2.93      
9 A' 284 267 0.45      
10 A' 208 196 2.06      
11 A" 1299 1223 29.29      
12 A" 809 762 162.95      
13 A" 627 591 18.57      
14 A" 448 421 0.21      
15 A" 146 137 0.71      

Unscaled Zero Point Vibrational Energy (zpe) 8486.1 cm-1
Scaled (by 0.9414) Zero Point Vibrational Energy (zpe) 7988.9 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 QCISD/6-31G**
ABC
0.10662 0.09822 0.05325

See section I.F.4 to change rotational constant units
Geometric Data calculated at QCISD/6-31G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.637 2.029 0.000
C2 -0.742 1.213 0.000
C3 0.385 0.287 0.000
Cl4 0.385 -0.727 1.472
Cl5 0.385 -0.727 -1.472
H6 -2.448 2.719 0.000
H7 1.325 0.828 0.000

Atom - Atom Distances (Å)
  C1 C2 C3 Cl4 Cl5 H6 H7
C11.21192.66973.72223.72221.06413.1969
C21.21191.45872.68302.68302.27572.1029
C32.66971.45871.78711.78713.73381.0852
Cl43.72222.68301.78712.94384.69752.3387
Cl53.72222.68301.78712.94384.69752.3387
H61.06412.27573.73384.69754.69754.2203
H73.19692.10291.08522.33872.33874.2203

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 177.016 C2 C1 H6 178.009
C2 C3 Cl4 111.101 C2 C3 Cl5 111.101
C2 C3 H7 110.651 Cl4 C3 Cl5 110.895
Cl4 C3 H7 106.447 Cl5 C3 H7 106.447
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability