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

using model chemistry: CCSD/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 CCSD/6-311G**
 hartrees
Energy at 0K-1034.441786
Energy at 298.15K-1034.442824
HF Energy-1033.719560
Nuclear repulsion energy215.723655
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/6-311G**
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A' 3121 3121 12.55      
2 A' 2355 2355 63.43      
3 A' 1494 1494 0.63      
4 A' 1361 1361 61.18      
5 A' 1135 1135 0.12      
6 A' 764 764 56.89      
7 A' 640 640 20.28      
8 A' 410 410 0.02      
9 A' 284 284 1.35      
10 A' 99 99 1.17      
11 A" 3176 3176 1.95      
12 A" 1241 1241 1.84      
13 A" 944 944 0.15      
14 A" 268 268 0.17      
15 A" 182 182 7.25      

Unscaled Zero Point Vibrational Energy (zpe) 8736.3 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 8736.3 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/6-311G**
ABC
0.57853 0.03129 0.02985

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.182 0.224 0.000
C2 0.000 0.467 0.000
C3 -1.404 0.872 0.000
Cl4 2.782 -0.182 0.000
Cl5 -2.512 -0.541 0.000
H6 -1.631 1.460 0.891
H7 -1.631 1.460 -0.891

Atom - Atom Distances (Å)
  C1 C2 C3 Cl4 Cl5 H6 H7
C11.20722.66651.64993.77233.19913.1991
C21.20721.46122.85642.70622.10662.1066
C32.66651.46124.31631.79491.09101.0910
Cl41.64992.85644.31635.30534.79144.7914
Cl53.77232.70621.79495.30532.36042.3604
H63.19912.10661.09104.79142.36041.7810
H73.19912.10661.09104.79142.36041.7810

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 175.548 C2 C1 Cl4 177.381
C2 C3 Cl5 112.020 C2 C3 H6 110.418
C2 C3 H7 110.418 Cl5 C3 H6 107.222
Cl5 C3 H7 107.222 H6 C3 H7 109.424
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability