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

using model chemistry: BLYP/6-31G(2df,p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at BLYP/6-31G(2df,p)
 hartrees
Energy at 0K-1035.759381
Energy at 298.15K-1035.760281
HF Energy-1035.759381
Nuclear repulsion energy236.403235
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 BLYP/6-31G(2df,p)
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' 3430 3411 62.20      
2 A' 3062 3045 0.36      
3 A' 2164 2153 29.37      
4 A' 1219 1212 36.05      
5 A' 983 977 60.57      
6 A' 666 663 46.97      
7 A' 590 586 21.15      
8 A' 430 427 10.84      
9 A' 250 249 0.05      
10 A' 201 200 2.03      
11 A" 1155 1149 20.10      
12 A" 657 653 211.13      
13 A" 600 597 0.54      
14 A" 430 427 8.37      
15 A" 150 149 0.82      

Unscaled Zero Point Vibrational Energy (zpe) 7993.1 cm-1
Scaled (by 0.9945) Zero Point Vibrational Energy (zpe) 7949.1 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 BLYP/6-31G(2df,p)
ABC
0.10142 0.09776 0.05194

See section I.F.4 to change rotational constant units
Geometric Data calculated at BLYP/6-31G(2df,p)

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.652 2.014 0.000
C2 -0.731 1.226 0.000
C3 0.385 0.317 0.000
Cl4 0.385 -0.731 1.508
Cl5 0.385 -0.731 -1.508
H6 -2.468 2.703 0.000
H7 1.356 0.822 0.000

Atom - Atom Distances (Å)
  C1 C2 C3 Cl4 Cl5 H6 H7
C11.21172.65123.73673.73671.06803.2356
C21.21171.43972.71202.71202.27972.1261
C32.65121.43971.83731.83733.71921.0941
Cl43.73672.71201.83733.01704.71292.3730
Cl53.73672.71201.83733.01704.71292.3730
H61.06802.27973.71924.71294.71294.2617
H73.23562.12611.09412.37302.37304.2617

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 178.606 C2 C1 H6 179.630
C2 C3 Cl4 111.124 C2 C3 Cl5 111.124
C2 C3 H7 113.385 Cl4 C3 Cl5 110.382
Cl4 C3 H7 105.266 Cl5 C3 H7 105.266
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.410      
2 C 0.422      
3 C -0.171      
4 Cl -0.114      
5 Cl -0.114      
6 H 0.203      
7 H 0.182      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.362 2.055 0.000 2.087
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -37.995 -2.738 0.000
y -2.738 -38.782 0.000
z 0.000 0.000 -44.225
Traceless
 xyz
x 3.508 -2.738 0.000
y -2.738 2.329 0.000
z 0.000 0.000 -5.837
Polar
3z2-r2-11.674
x2-y20.786
xy-2.738
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.589 -2.853 0.000
y -2.853 8.706 0.000
z 0.000 0.000 8.466


<r2> (average value of r2) Å2
<r2> 196.143
(<r2>)1/2 14.005