return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

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

using model chemistry: BLYP/TZVP

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/TZVP
 hartrees
Energy at 0K-1035.843849
Energy at 298.15K-1035.844666
HF Energy-1035.843849
Nuclear repulsion energy213.377027
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/TZVP
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' 3009 3001 10.22      
2 A' 2251 2246 121.00      
3 A' 1437 1434 2.19      
4 A' 1237 1234 60.63      
5 A' 1085 1083 0.81      
6 A' 618 617 70.35      
7 A' 591 590 57.78      
8 A' 382 381 5.05      
9 A' 262 261 1.27      
10 A' 86 86 1.25      
11 A" 3056 3048 0.77      
12 A" 1142 1139 0.44      
13 A" 879 877 0.44      
14 A" 279 278 0.03      
15 A" 170 169 8.85      

Unscaled Zero Point Vibrational Energy (zpe) 8241.8 cm-1
Scaled (by 0.9975) Zero Point Vibrational Energy (zpe) 8221.2 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/TZVP
ABC
0.52004 0.03110 0.02951

See section I.F.4 to change rotational constant units
Geometric Data calculated at BLYP/TZVP

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.178 0.252 0.000
C2 0.000 0.539 0.000
C3 -1.401 0.888 0.000
Cl4 2.791 -0.144 0.000
Cl5 -2.514 -0.619 0.000
H6 -1.686 1.450 0.894
H7 -1.686 1.450 -0.894

Atom - Atom Distances (Å)
  C1 C2 C3 Cl4 Cl5 H6 H7
C11.21282.65601.66113.79393.23113.2311
C21.21281.44332.87382.76852.11482.1148
C32.65601.44334.31711.87371.09451.0945
Cl41.66112.87384.31715.32704.83634.8363
Cl53.79392.76851.87375.32702.40172.4017
H63.23112.11481.09454.83632.40171.7887
H73.23112.11481.09454.83632.40171.7887

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 179.758 C2 C1 Cl4 179.925
C2 C3 Cl5 112.513 C2 C3 H6 112.157
C2 C3 H7 112.157 Cl5 C3 H6 104.969
Cl5 C3 H7 104.969 H6 C3 H7 109.601
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/TZVP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.229      
2 C 0.268      
3 C -0.322      
4 Cl 0.048      
5 Cl -0.121      
6 H 0.179      
7 H 0.179      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.996 1.644 0.000 1.922
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -41.913 -4.055 0.000
y -4.055 -41.232 0.000
z 0.000 0.000 -42.711
Traceless
 xyz
x 0.059 -4.055 0.000
y -4.055 1.080 0.000
z 0.000 0.000 -1.139
Polar
3z2-r2-2.277
x2-y2-0.681
xy-4.055
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 14.763 -0.179 0.000
y -0.179 6.388 0.000
z 0.000 0.000 4.894


<r2> (average value of r2) Å2
<r2> 311.454
(<r2>)1/2 17.648