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All results from a given calculation for CH2ClCCCl (1,3-dichloropropyne)

using model chemistry: CCSD(T)=FULL/cc-pVDZ

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)=FULL/cc-pVDZ
 hartrees
Energy at 0K-1034.437540
Energy at 298.15K-1034.438600
HF Energy-1033.694552
Nuclear repulsion energy214.009705
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)=FULL/cc-pVDZ
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' 3103 2989        
2 A' 2302 2217        
3 A' 1467 1413        
4 A' 1295 1247        
5 A' 1121 1080        
6 A' 738 711        
7 A' 624 601        
8 A' 413 397        
9 A' 277 267        
10 A' 94 91        
11 A" 3164 3048        
12 A" 1196 1152        
13 A" 912 878        
14 A" 333 321        
15 A" 179 172        

Unscaled Zero Point Vibrational Energy (zpe) 8608.8 cm-1
Scaled (by 0.9632) Zero Point Vibrational Energy (zpe) 8292.0 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)=FULL/cc-pVDZ
ABC
0.55307 0.03096 0.02949

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCSD(T)=FULL/cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.190 0.206 0.000
C2 0.000 0.501 0.000
C3 -1.413 0.902 0.000
Cl4 2.797 -0.218 0.000
Cl5 -2.524 -0.526 0.000
H6 -1.650 1.495 0.897
H7 -1.650 1.495 -0.897

Atom - Atom Distances (Å)
  C1 C2 C3 Cl4 Cl5 H6 H7
C11.22582.69371.66233.78543.24523.2452
C21.22581.46832.88802.72512.12512.1251
C32.69371.46834.35601.80941.10161.1016
Cl41.66232.88804.35605.33044.84934.8493
Cl53.78542.72511.80945.33042.37782.3778
H63.24522.12511.10164.84932.37781.7944
H73.24522.12511.10164.84932.37781.7944

picture of 1,3-dichloropropyne state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 178.093 C2 C1 Cl4 179.179
C2 C3 Cl5 112.071 C2 C3 H6 110.754
C2 C3 H7 110.754 Cl5 C3 H6 107.018
Cl5 C3 H7 107.018 H6 C3 H7 109.062
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability