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

using model chemistry: QCISD(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 QCISD(T)=FULL/cc-pVDZ
 hartrees
Energy at 0K-1034.438163
Energy at 298.15K-1034.439216
HF Energy-1033.694466
Nuclear repulsion energy213.981554
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(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' 3101 2974        
2 A' 2298 2204        
3 A' 1467 1407        
4 A' 1294 1241        
5 A' 1121 1075        
6 A' 736 705        
7 A' 624 598        
8 A' 412 395        
9 A' 276 265        
10 A' 94 90        
11 A" 3163 3033        
12 A" 1196 1147        
13 A" 912 874        
14 A" 332 318        
15 A" 179 172        

Unscaled Zero Point Vibrational Energy (zpe) 8601.4 cm-1
Scaled (by 0.959) Zero Point Vibrational Energy (zpe) 8248.7 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 QCISD(T)=FULL/cc-pVDZ
ABC
0.55095 0.03097 0.02949

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.190 0.208 0.000
C2 0.000 0.504 0.000
C3 -1.413 0.902 0.000
Cl4 2.797 -0.217 0.000
Cl5 -2.523 -0.528 0.000
H6 -1.653 1.495 0.897
H7 -1.653 1.495 -0.897

Atom - Atom Distances (Å)
  C1 C2 C3 Cl4 Cl5 H6 H7
C11.22622.69441.66193.78553.24703.2470
C21.22621.46852.88802.72632.12582.1258
C32.69441.46854.35631.81041.10181.1018
Cl41.66192.88804.35635.32924.85114.8511
Cl53.78552.72631.81045.32922.37812.3781
H63.24702.12581.10184.85112.37811.7948
H73.24702.12581.10184.85112.37811.7948

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 178.238 C2 C1 Cl4 179.181
C2 C3 Cl5 112.074 C2 C3 H6 110.796
C2 C3 H7 110.796 Cl5 C3 H6 106.963
Cl5 C3 H7 106.963 H6 C3 H7 109.079
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability