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

using model chemistry: B2PLYP/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 B2PLYP/6-31G*
 hartrees
Energy at 0K-1035.375089
Energy at 298.15K-1035.376150
HF Energy-1035.159872
Nuclear repulsion energy239.052475
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 B2PLYP/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' 3513 3335 57.84      
2 A' 3189 3027 0.82      
3 A' 2214 2101 27.05      
4 A' 1311 1244 37.02      
5 A' 1023 971 60.30      
6 A' 719 683 42.45      
7 A' 611 580 25.92      
8 A' 453 430 6.24      
9 A' 275 261 0.38      
10 A' 207 196 2.07      
11 A" 1271 1207 27.25      
12 A" 753 715 203.12      
13 A" 614 583 12.14      
14 A" 448 426 0.45      
15 A" 149 141 0.77      

Unscaled Zero Point Vibrational Energy (zpe) 8374.5 cm-1
Scaled (by 0.9492) 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 B2PLYP/6-31G*
ABC
0.10523 0.09839 0.05301

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP/6-31G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.639 2.021 0.000
C2 -0.734 1.216 0.000
C3 0.384 0.298 0.000
Cl4 0.384 -0.728 1.481
Cl5 0.384 -0.728 -1.481
H6 -2.455 2.706 0.000
H7 1.336 0.823 0.000

Atom - Atom Distances (Å)
  C1 C2 C3 Cl4 Cl5 H6 H7
C11.21102.65693.72053.72051.06573.2073
C21.21101.44642.68772.68772.27652.1072
C32.65691.44641.80201.80203.72261.0873
Cl43.72052.68771.80202.96244.69552.3466
Cl53.72052.68771.80202.96244.69552.3466
H61.06572.27653.72264.69554.69554.2332
H73.20732.10721.08732.34662.34664.2332

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 177.760 C2 C1 H6 178.400
C2 C3 Cl4 111.187 C2 C3 Cl5 111.187
C2 C3 H7 111.752 Cl4 C3 Cl5 110.567
Cl4 C3 H7 105.954 Cl5 C3 H7 105.954
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B2PLYP/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.403      
2 C 0.349      
3 C -0.468      
4 Cl 0.009      
5 Cl 0.009      
6 H 0.237      
7 H 0.267      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.308 2.097 0.000 2.120
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -38.201 -2.847 0.000
y -2.847 -39.072 0.000
z 0.000 0.000 -44.594
Traceless
 xyz
x 3.632 -2.847 0.000
y -2.847 2.325 0.000
z 0.000 0.000 -5.957
Polar
3z2-r2-11.914
x2-y20.871
xy-2.847
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.231 -2.559 0.000
y -2.559 7.296 0.000
z 0.000 0.000 7.080


<r2> (average value of r2) Å2
<r2> 192.955
(<r2>)1/2 13.891