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

using model chemistry: CCSD=FULL/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=FULL/cc-pVTZ
 hartrees
Energy at 0K-1034.753141
Energy at 298.15K-1034.754460
HF Energy-1033.761904
Nuclear repulsion energy241.425388
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=FULL/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' 3507 3325 60.07      
2 A' 3187 3022 0.71      
3 A' 2253 2136 11.65      
4 A' 1317 1249 25.77      
5 A' 1031 977 40.68      
6 A' 735 696 36.97      
7 A' 708 671 18.34      
8 A' 474 450 4.05      
9 A' 281 267 0.26      
10 A' 219 207 2.84      
11 A" 1260 1194 18.76      
12 A" 811 769 141.02      
13 A" 719 682 25.01      
14 A" 484 459 1.10      
15 A" 158 149 0.98      

Unscaled Zero Point Vibrational Energy (zpe) 8571.3 cm-1
Scaled (by 0.9481) Zero Point Vibrational Energy (zpe) 8126.4 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=FULL/cc-pVTZ
ABC
0.10758 0.10013 0.05413

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.656 1.976 0.000
C2 -0.740 1.203 0.000
C3 0.388 0.297 0.000
Cl4 0.388 -0.716 1.464
Cl5 0.388 -0.716 -1.464
H6 -2.470 2.648 0.000
H7 1.321 0.837 0.000

Atom - Atom Distances (Å)
  C1 C2 C3 Cl4 Cl5 H6 H7
C11.19832.64553.68333.68331.05623.1870
C21.19831.44742.66412.66412.25442.0933
C32.64551.44741.77991.77993.70161.0779
Cl43.68332.66411.77992.92794.65102.3291
Cl53.68332.66411.77992.92794.65102.3291
H61.05622.25443.70164.65104.65104.2014
H73.18702.09331.07792.32912.32914.2014

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 178.581 C2 C1 H6 179.375
C2 C3 Cl4 110.859 C2 C3 Cl5 110.859
C2 C3 H7 111.134 Cl4 C3 Cl5 110.669
Cl4 C3 H7 106.579 Cl5 C3 H7 106.579
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability