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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-1034.443443
Energy at 298.15K-1034.444471
HF Energy-1033.719420
Nuclear repulsion energy215.627101
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' 3119 2976 12.92      
2 A' 2346 2238 63.28      
3 A' 1493 1425 0.59      
4 A' 1359 1297 62.14      
5 A' 1134 1081 0.14      
6 A' 761 726 57.86      
7 A' 638 609 20.36      
8 A' 408 390 0.01      
9 A' 283 270 1.35      
10 A' 99 95 1.18      
11 A" 3173 3027 2.08      
12 A" 1239 1182 1.84      
13 A" 943 900 0.15      
14 A" 265 253 0.16      
15 A" 181 173 7.26      

Unscaled Zero Point Vibrational Energy (zpe) 8721.0 cm-1
Scaled (by 0.9541) Zero Point Vibrational Energy (zpe) 8320.7 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/6-311G**
ABC
0.57814 0.03126 0.02982

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 0.223 0.000
C2 0.000 0.467 0.000
C3 -1.404 0.873 0.000
Cl4 2.783 -0.184 0.000
Cl5 -2.513 -0.540 0.000
H6 -1.631 1.461 0.891
H7 -1.631 1.461 -0.891

Atom - Atom Distances (Å)
  C1 C2 C3 Cl4 Cl5 H6 H7
C11.20832.66771.65033.77463.20063.2006
C21.20831.46152.85792.70732.10722.1072
C32.66771.46154.31801.79601.09121.0912
Cl41.65032.85794.31805.30794.79344.7934
Cl53.77462.70731.79605.30792.36122.3612
H63.20062.10721.09124.79342.36121.7815
H73.20062.10721.09124.79342.36121.7815

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 175.503 C2 C1 Cl4 177.340
C2 C3 Cl5 112.017 C2 C3 H6 110.436
C2 C3 H7 110.436 Cl5 C3 H6 107.198
Cl5 C3 H7 107.198 H6 C3 H7 109.435
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability