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All results from a given calculation for CHCl2CCH (3,3-dichloropropyne)

using model chemistry: QCISD/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 QCISD/cc-pVDZ
 hartrees
Energy at 0K-1034.395863
Energy at 298.15K-1034.397069
HF Energy-1033.694475
Nuclear repulsion energy238.391653
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/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' 3475 3334 59.62      
2 A' 3169 3040 1.14      
3 A' 2209 2119 16.41      
4 A' 1292 1239 34.31      
5 A' 1017 976 45.29      
6 A' 722 693 35.09      
7 A' 665 638 17.95      
8 A' 462 443 3.65      
9 A' 279 267 0.28      
10 A' 215 206 2.77      
11 A" 1240 1190 22.53      
12 A" 795 762 154.72      
13 A" 667 640 16.88      
14 A" 466 448 0.60      
15 A" 150 144 0.89      

Unscaled Zero Point Vibrational Energy (zpe) 8411.2 cm-1
Scaled (by 0.9594) Zero Point Vibrational Energy (zpe) 8069.7 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/cc-pVDZ
ABC
0.10547 0.09709 0.05272

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.667 2.025 0.000
C2 -0.751 1.214 0.000
C3 0.391 0.293 0.000
Cl4 0.391 -0.728 1.479
Cl5 0.391 -0.728 -1.479
H6 -2.490 2.721 0.000
H7 1.341 0.846 0.000

Atom - Atom Distances (Å)
  C1 C2 C3 Cl4 Cl5 H6 H7
C11.22242.68933.74173.74171.07803.2299
C21.22241.46762.69552.69552.30032.1242
C32.68931.46761.79751.79753.76731.0986
Cl43.74172.69551.79752.95814.73102.3596
Cl53.74172.69551.79752.95814.73102.3596
H61.07802.30033.76734.73104.73104.2644
H73.22992.12421.09862.35962.35964.2644

picture of 3,3-dichloropropyne state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 177.326 C2 C1 H6 178.701
C2 C3 Cl4 110.886 C2 C3 Cl5 110.886
C2 C3 H7 110.926 Cl4 C3 Cl5 110.739
Cl4 C3 H7 106.620 Cl5 C3 H7 106.620
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability