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

using model chemistry: CCSD/cc-pVTZ

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/cc-pVTZ
 hartrees
Energy at 0K-1034.642543
Energy at 298.15K-1034.643742
HF Energy-1033.762205
Nuclear repulsion energy216.501615
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/cc-pVTZ
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' 3121 2938 8.04      
2 A' 2362 2223 57.67      
3 A' 1501 1412 1.48      
4 A' 1321 1243 47.38      
5 A' 1128 1062 0.26      
6 A' 756 712 51.31      
7 A' 633 596 20.21      
8 A' 448 422 0.03      
9 A' 293 276 1.07      
10 A' 95 90 1.00      
11 A" 3173 2987 0.33      
12 A" 1223 1152 0.45      
13 A" 937 882 0.07      
14 A" 376 354 0.22      
15 A" 185 174 6.43      

Unscaled Zero Point Vibrational Energy (zpe) 8776.1 cm-1
Scaled (by 0.9412) Zero Point Vibrational Energy (zpe) 8260.1 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/cc-pVTZ
ABC
0.54790 0.03188 0.03030

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCSD/cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.165 0.221 0.000
C2 0.000 0.518 0.000
C3 -1.409 0.888 0.000
Cl4 2.760 -0.190 0.000
Cl5 -2.479 -0.556 0.000
H6 -1.658 1.465 0.885
H7 -1.658 1.465 -0.885

Atom - Atom Distances (Å)
  C1 C2 C3 Cl4 Cl5 H6 H7
C11.20252.65881.64683.72613.20953.2095
C21.20251.45642.84932.70152.10452.1045
C32.65881.45644.30571.79701.08581.0858
Cl41.64682.84934.30575.25164.80004.8000
Cl53.72612.70151.79705.25162.35412.3541
H63.20952.10451.08584.80002.35411.7702
H73.20952.10451.08584.80002.35411.7702

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 179.590 C2 C1 Cl4 179.833
C2 C3 Cl5 111.850 C2 C3 H6 110.917
C2 C3 H7 110.917 Cl5 C3 H6 106.885
Cl5 C3 H7 106.885 H6 C3 H7 109.210
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability