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

using model chemistry: CID/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at CID/6-31G*
 hartrees
Energy at 0K-1034.207039
Energy at 298.15K-1034.208396
HF Energy-1033.644027
Nuclear repulsion energy241.253367
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 CID/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' 3594 3320 57.18      
2 A' 3280 3030 0.99      
3 A' 2355 2175 18.76      
4 A' 1370 1265 32.14      
5 A' 1062 981 49.94      
6 A' 767 708 43.22      
7 A' 702 649 23.76      
8 A' 487 450 3.79      
9 A' 295 273 0.36      
10 A' 227 210 2.79      
11 A" 1341 1239 29.64      
12 A" 850 786 175.30      
13 A" 707 653 20.96      
14 A" 490 453 1.08      
15 A" 160 148 0.90      

Unscaled Zero Point Vibrational Energy (zpe) 8843.5 cm-1
Scaled (by 0.9237) Zero Point Vibrational Energy (zpe) 8168.8 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 CID/6-31G*
ABC
0.10776 0.09956 0.05394

See section I.F.4 to change rotational constant units
Geometric Data calculated at CID/6-31G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.633 2.005 0.000
C2 -0.739 1.210 0.000
C3 0.384 0.287 0.000
Cl4 0.384 -0.721 1.464
Cl5 0.384 -0.721 -1.464
H6 -2.442 2.693 0.000
H7 1.321 0.829 0.000

Atom - Atom Distances (Å)
  C1 C2 C3 Cl4 Cl5 H6 H7
C11.19592.64903.69343.69341.06243.1786
C21.19591.45362.67082.67082.25812.0949
C32.64901.45361.77751.77753.71131.0823
Cl43.69342.67081.77752.92744.66752.3291
Cl53.69342.67081.77752.92744.66752.3291
H61.06242.25813.71134.66754.66754.1990
H73.17862.09491.08232.32912.32914.1990

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 177.711 C2 C1 H6 178.660
C2 C3 Cl4 111.105 C2 C3 Cl5 111.105
C2 C3 H7 110.547 Cl4 C3 Cl5 110.862
Cl4 C3 H7 106.513 Cl5 C3 H7 106.513
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability