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 CH2ClCHClCH3 (Propane, 1,2-dichloro-)

using model chemistry: B3PW91/cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at B3PW91/cc-pVDZ
 hartrees
Energy at 0K-1038.236506
Energy at 298.15K-1038.243386
Nuclear repulsion energy276.222378
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 B3PW91/cc-pVDZ
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 3180 3068 2.53      
2 A 3161 3050 8.08      
3 A 3148 3038 8.76      
4 A 3113 3004 4.60      
5 A 3102 2994 4.46      
6 A 3058 2951 8.61      
7 A 1468 1416 4.51      
8 A 1459 1408 8.63      
9 A 1448 1397 4.79      
10 A 1393 1344 12.52      
11 A 1362 1314 1.35      
12 A 1284 1239 1.31      
13 A 1241 1197 8.79      
14 A 1193 1151 23.75      
15 A 1154 1114 1.73      
16 A 1072 1034 5.69      
17 A 1021 985 21.25      
18 A 916 884 4.29      
19 A 871 841 1.35      
20 A 748 722 31.72      
21 A 677 653 61.64      
22 A 409 395 0.93      
23 A 350 337 2.51      
24 A 281 271 0.44      
25 A 255 246 0.36      
26 A 204 197 7.33      
27 A 112 108 4.64      

Unscaled Zero Point Vibrational Energy (zpe) 18838.0 cm-1
Scaled (by 0.965) Zero Point Vibrational Energy (zpe) 18178.7 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 B3PW91/cc-pVDZ
ABC
0.22595 0.04833 0.04158

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/cc-pVDZ

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.560 -0.669 0.336
Cl2 -2.245 -0.175 -0.080
H3 -0.444 -1.706 -0.002
H4 -0.470 -0.627 1.431
C5 0.453 0.243 -0.338
H6 0.327 0.191 -1.429
Cl7 2.086 -0.502 -0.017
C8 0.440 1.678 0.146
H9 -0.543 2.127 -0.063
H10 0.626 1.729 1.229
H11 1.211 2.268 -0.369

Atom - Atom Distances (Å)
  C1 Cl2 H3 H4 C5 H6 Cl7 C8 H9 H10 H11
C11.80461.09671.09871.52102.15462.67542.55882.82452.82083.5016
Cl21.80462.36532.37452.74242.92724.34433.27062.86293.68594.2420
H31.09672.36531.79342.17162.49532.80203.50073.83453.80264.3201
H41.09872.37451.79342.17633.07902.94072.79183.13392.60663.8010
C51.52102.74242.17162.17631.09951.82371.51432.14822.16642.1621
H62.15462.92722.49533.07901.09952.35932.16912.52403.08582.4936
Cl72.67544.34432.80202.94071.82372.35932.73653.71822.94332.9261
C82.55883.27063.50072.79181.51432.16912.73651.10071.10071.0986
H92.82452.86293.83453.13392.14822.52403.71821.10071.78781.7858
H102.82083.68593.80262.60662.16643.08582.94331.10071.78781.7856
H113.50164.24204.32013.80102.16212.49362.92611.09861.78581.7856

picture of Propane, 1,2-dichloro- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C5 H6 109.565 C1 C5 Cl7 105.888
C1 C5 C8 114.922 Cl2 C1 H3 106.668
Cl2 C1 H4 107.226 Cl2 C1 C5 110.813
H3 C1 H4 109.548 H3 C1 C5 111.072
H4 C1 C5 111.333 C5 C8 H9 109.457
C5 C8 H10 110.898 C5 C8 H11 110.678
H6 C5 Cl7 104.902 H6 C5 C8 111.175
Cl7 C5 C8 109.787 H9 C8 H10 108.606
H9 C8 H11 108.574 H10 C8 H11 108.568
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.034      
2 Cl -0.129      
3 H 0.105      
4 H 0.100      
5 C -0.196      
6 H 0.093      
7 Cl -0.118      
8 C -0.012      
9 H 0.068      
10 H 0.058      
11 H 0.064      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.023 0.566 0.102 0.576
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -51.584 0.897 -0.227
y 0.897 -42.711 -0.481
z -0.227 -0.481 -43.428
Traceless
 xyz
x -8.514 0.897 -0.227
y 0.897 4.795 -0.481
z -0.227 -0.481 3.720
Polar
3z2-r27.440
x2-y2-8.873
xy0.897
xz-0.227
yz-0.481


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


<r2> (average value of r2) Å2
<r2> 243.401
(<r2>)1/2 15.601