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

using model chemistry: QCISD/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 QCISD/6-311G*
 hartrees
Energy at 0K-1034.428495
Energy at 298.15K-1034.429495
HF Energy-1033.716353
Nuclear repulsion energy215.547437
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/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' 3103 2971 12.27      
2 A' 2346 2246 62.04      
3 A' 1502 1438 1.65      
4 A' 1358 1300 53.38      
5 A' 1134 1085 0.26      
6 A' 756 724 59.37      
7 A' 637 610 20.35      
8 A' 406 389 0.03      
9 A' 282 270 1.34      
10 A' 99 94 1.28      
11 A" 3159 3025 1.94      
12 A" 1242 1189 1.67      
13 A" 939 899 0.41      
14 A" 258 247 0.17      
15 A" 181 173 7.82      

Unscaled Zero Point Vibrational Energy (zpe) 8701.8 cm-1
Scaled (by 0.9574) Zero Point Vibrational Energy (zpe) 8331.1 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 QCISD/6-311G*
ABC
0.57793 0.03123 0.02980

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.184 0.225 0.000
C2 0.000 0.467 0.000
C3 -1.403 0.872 0.000
Cl4 2.784 -0.181 0.000
Cl5 -2.514 -0.542 0.000
H6 -1.632 1.460 0.891
H7 -1.632 1.460 -0.891

Atom - Atom Distances (Å)
  C1 C2 C3 Cl4 Cl5 H6 H7
C11.20842.66701.65053.77713.20163.2016
C21.20841.46072.85812.70912.10832.1083
C32.66701.46074.31751.79811.09201.0920
Cl41.65052.85814.31755.31034.79464.7946
Cl53.77712.70911.79815.31032.36252.3625
H63.20162.10831.09204.79462.36251.7818
H73.20162.10831.09204.79462.36251.7818

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 175.427 C2 C1 Cl4 177.279
C2 C3 Cl5 112.054 C2 C3 H6 110.536
C2 C3 H7 110.536 Cl5 C3 H6 107.114
Cl5 C3 H7 107.114 H6 C3 H7 109.352
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability