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: HF/6-31G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at HF/6-31G
 hartrees
Energy at 0K-1035.981062
Energy at 298.15K-1035.988118
Nuclear repulsion energy271.908237
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 HF/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 3409 3078 0.59      
2 A 3344 3019 5.96      
3 A 3323 3000 2.54      
4 A 3305 2984 11.91      
5 A 3291 2971 7.80      
6 A 3214 2902 10.05      
7 A 1654 1494 10.10      
8 A 1646 1487 7.31      
9 A 1636 1477 12.63      
10 A 1592 1438 13.18      
11 A 1528 1380 0.90      
12 A 1444 1304 6.59      
13 A 1387 1253 17.43      
14 A 1339 1209 46.97      
15 A 1258 1136 2.46      
16 A 1192 1077 4.03      
17 A 1146 1034 23.33      
18 A 1013 915 3.99      
19 A 942 850 2.89      
20 A 734 663 21.32      
21 A 653 590 149.97      
22 A 446 402 1.13      
23 A 366 331 5.53      
24 A 288 260 0.37      
25 A 259 234 0.38      
26 A 214 194 11.40      
27 A 111 100 9.77      

Unscaled Zero Point Vibrational Energy (zpe) 20366.1 cm-1
Scaled (by 0.9029) Zero Point Vibrational Energy (zpe) 18388.6 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 HF/6-31G
ABC
0.22374 0.04614 0.03991

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

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.539 -0.670 0.357
Cl2 -2.299 -0.186 -0.084
H3 -0.442 -1.687 0.030
H4 -0.478 -0.600 1.427
C5 0.429 0.256 -0.342
H6 0.326 0.191 -1.410
Cl7 2.143 -0.502 -0.023
C8 0.435 1.689 0.148
H9 -0.523 2.148 -0.059
H10 0.619 1.735 1.213
H11 1.203 2.259 -0.355

Atom - Atom Distances (Å)
  C1 Cl2 H3 H4 C5 H6 Cl7 C8 H9 H10 H11
C11.87801.07301.07431.51112.14722.71442.56042.84812.80273.4812
Cl21.87802.39092.40272.77622.96504.45433.32382.93303.72664.2799
H31.07302.39091.77042.16202.48812.84473.49003.83683.77274.2925
H41.07432.40271.77042.16473.05312.99752.77673.12452.58843.7652
C51.51112.77622.16202.16471.07531.90091.51382.13652.15402.1469
H62.14722.96502.48813.05311.07532.38872.16392.52473.05802.4816
Cl72.71444.45432.84472.99751.90092.38872.78263.75882.97552.9348
C82.56043.32383.49002.77671.51382.16392.78261.08281.08211.0805
H92.84812.93303.83683.12452.13652.52473.75881.08281.75891.7548
H102.80273.72663.77272.58842.15403.05802.97551.08211.75891.7541
H113.48124.27994.29253.76522.14692.48162.93481.08051.75481.7541

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 111.119 C1 C5 Cl7 104.842
C1 C5 C8 115.655 Cl2 C1 H3 104.932
Cl2 C1 H4 105.696 Cl2 C1 C5 109.530
H3 C1 H4 111.068 H3 C1 C5 112.479
H4 C1 C5 112.611 C5 C8 H9 109.613
C5 C8 H10 111.060 C5 C8 H11 110.578
H6 C5 Cl7 103.243 H6 C5 C8 112.288
Cl7 C5 C8 108.620 H9 C8 H10 108.682
H9 C8 H11 108.428 H10 C8 H11 108.413
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/6-31G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.415 -0.003    
2 Cl -0.076 -0.268    
3 H 0.254 0.112    
4 H 0.243 0.121    
5 C -0.317 0.225    
6 H 0.253 0.088    
7 Cl -0.083 -0.317    
8 C -0.442 -0.160    
9 H 0.203 0.059    
10 H 0.184 0.073    
11 H 0.196 0.070    


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.017 0.819 0.182 0.839
CHELPG -0.075 0.787 0.188 0.813
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -58.471 1.777 -0.649
y 1.777 -43.347 -0.585
z -0.649 -0.585 -44.218
Traceless
 xyz
x -14.688 1.777 -0.649
y 1.777 7.998 -0.585
z -0.649 -0.585 6.690
Polar
3z2-r213.381
x2-y2-15.124
xy1.777
xz-0.649
yz-0.585


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 10.867 -1.336 0.661
y -1.336 6.027 -0.213
z 0.661 -0.213 5.070


<r2> (average value of r2) Å2
<r2> 253.377
(<r2>)1/2 15.918