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

using model chemistry: CISD/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 CISD/cc-pVDZ
 hartrees
Energy at 0K-1034.274549
Energy at 298.15K-1034.275898
HF Energy-1033.697494
Nuclear repulsion energy215.821128
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 CISD/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' 3209 2958 10.09      
2 A' 2457 2265 64.50      
3 A' 1522 1403 1.48      
4 A' 1354 1249 58.93      
5 A' 1161 1070 0.12      
6 A' 785 724 59.70      
7 A' 660 609 22.21      
8 A' 479 442 0.02      
9 A' 309 285 0.88      
10 A' 102 94 0.99      
11 A" 3271 3016 0.79      
12 A" 1249 1151 0.54      
13 A" 956 881 0.12      
14 A" 420 387 0.52      
15 A" 197 181 6.05      

Unscaled Zero Point Vibrational Energy (zpe) 9065.6 cm-1
Scaled (by 0.9218) Zero Point Vibrational Energy (zpe) 8356.7 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 CISD/cc-pVDZ
ABC
0.56165 0.03150 0.02999

See section I.F.4 to change rotational constant units
Geometric Data calculated at CISD/cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.171 0.218 0.000
C2 0.000 0.499 0.000
C3 -1.413 0.875 0.000
Cl4 2.776 -0.179 0.000
Cl5 -2.496 -0.555 0.000
H6 -1.655 1.461 0.890
H7 -1.655 1.461 -0.890

Atom - Atom Distances (Å)
  C1 C2 C3 Cl4 Cl5 H6 H7
C11.20482.66661.65283.74813.21373.2137
C21.20481.46202.85762.70982.11112.1111
C32.66661.46204.31941.79461.09261.0926
Cl41.65282.85764.31945.28554.80804.8080
Cl53.74812.70981.79465.28552.35922.3592
H63.21372.11111.09264.80802.35921.7796
H73.21372.11111.09264.80802.35921.7796

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 178.612 C2 C1 Cl4 179.644
C2 C3 Cl5 112.225 C2 C3 H6 110.627
C2 C3 H7 110.627 Cl5 C3 H6 107.078
Cl5 C3 H7 107.078 H6 C3 H7 109.050
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability