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

using model chemistry: MP3=FULL/3-21G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at MP3=FULL/3-21G
 hartrees
Energy at 0K-1029.022409
Energy at 298.15K-1029.023814
HF Energy-1028.630428
Nuclear repulsion energy209.920311
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 MP3=FULL/3-21G
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' 3157 3157 3.29      
2 A' 2419 2419 39.78      
3 A' 1553 1553 1.80      
4 A' 1320 1320 36.28      
5 A' 1078 1078 12.12      
6 A' 718 718 27.74      
7 A' 607 607 30.95      
8 A' 520 520 5.08      
9 A' 314 314 0.92      
10 A' 98 98 1.32      
11 A" 3218 3218 0.10      
12 A" 1254 1254 0.02      
13 A" 907 907 1.10      
14 A" 561 561 0.07      
15 A" 198 198 6.69      

Unscaled Zero Point Vibrational Energy (zpe) 8959.3 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 8959.3 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 MP3=FULL/3-21G
ABC
0.49623 0.03024 0.02866

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP3=FULL/3-21G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.162 0.228 0.000
C2 0.000 0.539 0.000
C3 -1.395 0.963 0.000
Cl4 2.838 -0.230 0.000
Cl5 -2.560 -0.559 0.000
H6 -1.659 1.518 0.899
H7 -1.659 1.518 -0.899

Atom - Atom Distances (Å)
  C1 C2 C3 Cl4 Cl5 H6 H7
C11.20282.66021.73723.80403.22963.2296
C21.20281.45782.94002.78542.12582.1258
C32.66021.45784.39731.91621.08941.0894
Cl41.73722.94004.39735.40764.90754.9075
Cl53.80402.78541.91625.40762.43552.4355
H63.22962.12581.08944.90752.43551.7987
H73.22962.12581.08944.90752.43551.7987

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 178.104 C2 C1 Cl4 179.708
C2 C3 Cl5 110.558 C2 C3 H6 112.341
C2 C3 H7 112.341 Cl5 C3 H6 104.894
Cl5 C3 H7 104.894 H6 C3 H7 111.292
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability