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

using model chemistry: MP4/aug-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 MP4/aug-cc-pVDZ
 hartrees
Energy at 0K-1034.474448
Energy at 298.15K-1034.475417
HF Energy-1033.702475
Nuclear repulsion energy237.294753
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 MP4/6-31G*
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' 3477 3396        
2 A' 3152 3079        
3 A' 2153 2103        
4 A' 1306 1276        
5 A' 1020 996        
6 A' 724 707        
7 A' 583 570        
8 A' 444 433        
9 A' 278 272        
10 A' 202 197        
11 A" 1284 1255        
12 A" 782 764        
13 A" 563 550        
14 A" 411 401        
15 A" 132 129        

Unscaled Zero Point Vibrational Energy (zpe) 8255.0 cm-1
Scaled (by 0.9769) Zero Point Vibrational Energy (zpe) 8064.3 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 MP4/aug-cc-pVDZ
ABC
0.10441 0.09639 0.05234

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP4/aug-cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.693 2.014 0.000
C2 -0.749 1.220 0.000
C3 0.396 0.306 0.000
Cl4 0.396 -0.729 1.485
Cl5 0.396 -0.729 -1.485
H6 -2.526 2.699 0.000
H7 1.354 0.846 0.000

Atom - Atom Distances (Å)
  C1 C2 C3 Cl4 Cl5 H6 H7
C11.23432.69853.75473.75471.07753.2632
C21.23431.46442.70452.70452.31172.1356
C32.69851.46441.81071.81073.77601.0995
Cl43.75472.70451.81072.97094.74242.3676
Cl53.75472.70451.81072.97094.74242.3676
H61.07752.31173.77604.74244.74244.2989
H73.26322.13561.09952.36762.36764.2989

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 178.485 C2 C1 H6 179.328
C2 C3 Cl4 110.889 C2 C3 Cl5 110.889
C2 C3 H7 112.016 Cl4 C3 Cl5 110.246
Cl4 C3 H7 106.307 Cl5 C3 H7 106.307
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability