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All results from a given calculation for CH2ClCCCl (1,3-dichloropropyne)

using model chemistry: BLYP/3-21G*

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/3-21G*
 hartrees
Energy at 0K-1030.935799
Energy at 298.15K-1030.936937
HF Energy-1030.935799
Nuclear repulsion energy212.986025
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/3-21G*
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' 3021 3001 7.29      
2 A' 2285 2270 112.57      
3 A' 1490 1480 1.71      
4 A' 1258 1250 46.13      
5 A' 1075 1068 5.91      
6 A' 640 636 32.24      
7 A' 587 583 87.72      
8 A' 462 459 9.74      
9 A' 296 294 1.79      
10 A' 94 93 1.21      
11 A" 3070 3050 0.94      
12 A" 1203 1196 0.01      
13 A" 885 879 2.15      
14 A" 430 427 0.13      
15 A" 187 186 6.99      

Unscaled Zero Point Vibrational Energy (zpe) 8490.9 cm-1
Scaled (by 0.9935) Zero Point Vibrational Energy (zpe) 8435.7 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/3-21G*
ABC
0.50958 0.03110 0.02948

See section I.F.4 to change rotational constant units
Geometric Data calculated at BLYP/3-21G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.182 0.256 0.000
C2 0.000 0.542 0.000
C3 -1.406 0.898 0.000
Cl4 2.791 -0.139 0.000
Cl5 -2.512 -0.631 0.000
H6 -1.693 1.457 0.901
H7 -1.693 1.457 -0.901

Atom - Atom Distances (Å)
  C1 C2 C3 Cl4 Cl5 H6 H7
C11.21612.66601.65633.79913.24373.2437
C21.21611.44992.87242.77272.12512.1251
C32.66601.44994.32231.88711.09891.0989
Cl41.65632.87244.32235.32574.84394.8439
Cl53.79912.77271.88715.32572.41712.4171
H63.24372.12511.09894.84392.41711.8020
H73.24372.12511.09894.84392.41711.8020

picture of 1,3-dichloropropyne state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 179.432 C2 C1 Cl4 179.847
C2 C3 Cl5 111.716 C2 C3 H6 112.246
C2 C3 H7 112.246 Cl5 C3 H6 105.005
Cl5 C3 H7 105.005 H6 C3 H7 110.149
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/3-21G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.203      
2 C 0.077      
3 C -0.569      
4 Cl 0.223      
5 Cl -0.055      
6 H 0.264      
7 H 0.264      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.907 1.759 0.000 1.979
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -41.711 -4.202 0.000
y -4.202 -40.855 0.000
z 0.000 0.000 -42.419
Traceless
 xyz
x -0.074 -4.202 0.000
y -4.202 1.210 0.000
z 0.000 0.000 -1.136
Polar
3z2-r2-2.271
x2-y2-0.856
xy-4.202
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 13.399 -0.150 0.000
y -0.150 5.071 0.000
z 0.000 0.000 3.543


<r2> (average value of r2) Å2
<r2> 311.631
(<r2>)1/2 17.653