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

using model chemistry: CCSD(T)/6-311G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at CCSD(T)/6-311G*
 hartrees
Energy at 0K-1034.457059
Energy at 298.15K-1034.458130
HF Energy-1033.715083
Nuclear repulsion energy239.355543
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 CCSD(T)/6-311G*
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' 3441 3313        
2 A' 3137 3020        
3 A' 2171 2090        
4 A' 1296 1247        
5 A' 1011 973        
6 A' 719 692        
7 A' 635 612        
8 A' 449 432        
9 A' 285 274        
10 A' 213 205        
11 A" 1287 1239        
12 A" 782 753        
13 A" 603 581        
14 A" 425 409        
15 A" 134 129        

Unscaled Zero Point Vibrational Energy (zpe) 8293.9 cm-1
Scaled (by 0.9626) Zero Point Vibrational Energy (zpe) 7983.7 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 CCSD(T)/6-311G*
ABC
0.10603 0.09810 0.05305

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCSD(T)/6-311G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.629 2.041 0.000
C2 -0.750 1.201 0.000
C3 0.385 0.287 0.000
Cl4 0.385 -0.728 1.476
Cl5 0.385 -0.728 -1.476
H6 -2.445 2.731 0.000
H7 1.324 0.842 0.000

Atom - Atom Distances (Å)
  C1 C2 C3 Cl4 Cl5 H6 H7
C11.21502.67033.72833.72831.06963.1869
C21.21501.45772.68162.68162.28352.1054
C32.67031.45771.79161.79163.73981.0911
Cl43.72832.68161.79162.95294.70722.3510
Cl53.72832.68161.79162.95294.70722.3510
H61.06962.28353.73984.70724.70724.2165
H73.18692.10541.09112.35102.35104.2165

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 175.152 C2 C1 H6 176.523
C2 C3 Cl4 110.815 C2 C3 Cl5 110.815
C2 C3 H7 110.564 Cl4 C3 Cl5 110.993
Cl4 C3 H7 106.751 Cl5 C3 H7 106.751
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability