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

using model chemistry: CCSD/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 CCSD/6-311G**
 hartrees
Energy at 0K-1034.443990
Energy at 298.15K-1034.445238
HF Energy-1033.720834
Nuclear repulsion energy240.145951
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 CCSD/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' 3490 3490 55.58      
2 A' 3179 3179 1.73      
3 A' 2223 2223 15.57      
4 A' 1310 1310 37.99      
5 A' 1024 1024 42.09      
6 A' 740 740 46.08      
7 A' 697 697 8.41      
8 A' 459 459 3.58      
9 A' 290 290 0.46      
10 A' 214 214 3.31      
11 A" 1301 1301 27.94      
12 A" 813 813 175.72      
13 A" 698 698 10.02      
14 A" 451 451 2.05      
15 A" 145 145 1.45      

Unscaled Zero Point Vibrational Energy (zpe) 8516.3 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 8516.3 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 CCSD/6-311G**
ABC
0.10673 0.09870 0.05341

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCSD/6-311G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.634 2.023 0.000
C2 -0.748 1.204 0.000
C3 0.385 0.285 0.000
Cl4 0.385 -0.724 1.471
Cl5 0.385 -0.724 -1.471
H6 -2.442 2.719 0.000
H7 1.320 0.842 0.000

Atom - Atom Distances (Å)
  C1 C2 C3 Cl4 Cl5 H6 H7
C11.20782.66513.71423.71421.06633.1818
C21.20781.45872.67682.67682.27372.0988
C32.66511.45871.78411.78413.73141.0878
Cl43.71422.67681.78412.94264.69262.3431
Cl53.71422.67681.78412.94264.69262.3431
H61.06632.27373.73144.69264.69264.2046
H73.18182.09881.08782.34312.34314.2046

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 176.290 C2 C1 H6 177.998
C2 C3 Cl4 110.872 C2 C3 Cl5 110.872
C2 C3 H7 110.163 Cl4 C3 Cl5 111.112
Cl4 C3 H7 106.831 Cl5 C3 H7 106.831
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability