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: MP3/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at MP3/6-31G*
 hartrees
Energy at 0K-1036.771289
Energy at 298.15K-1036.778340
HF Energy-1036.067752
Nuclear repulsion energy277.579520
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 MP3/6-31G*
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 3238 3039 3.59      
2 A 3211 3014 9.29      
3 A 3203 3007 12.96      
4 A 3179 2984 3.67      
5 A 3169 2975 4.80      
6 A 3118 2927 7.11      
7 A 1558 1462 7.81      
8 A 1552 1456 5.45      
9 A 1541 1446 7.13      
10 A 1480 1389 12.26      
11 A 1434 1346 1.91      
12 A 1389 1304 0.62      
13 A 1327 1246 21.55      
14 A 1274 1196 16.34      
15 A 1194 1121 1.31      
16 A 1142 1072 4.77      
17 A 1080 1014 17.36      
18 A 955 897 3.49      
19 A 913 857 0.98      
20 A 805 756 24.90      
21 A 729 685 47.11      
22 A 427 400 0.83      
23 A 368 345 1.90      
24 A 295 277 0.38      
25 A 263 247 0.42      
26 A 216 203 6.49      
27 A 118 110 5.11      

Unscaled Zero Point Vibrational Energy (zpe) 19588.9 cm-1
Scaled (by 0.9386) Zero Point Vibrational Energy (zpe) 18386.1 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 MP3/6-31G*
ABC
0.22821 0.04880 0.04200

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP3/6-31G*

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.565 -0.671 0.337
Cl2 -2.233 -0.171 -0.081
H3 -0.444 -1.702 0.009
H4 -0.462 -0.622 1.422
C5 0.457 0.232 -0.340
H6 0.320 0.188 -1.422
Cl7 2.076 -0.497 -0.017
C8 0.437 1.671 0.146
H9 -0.535 2.121 -0.072
H10 0.611 1.713 1.225
H11 1.214 2.253 -0.354

Atom - Atom Distances (Å)
  C1 Cl2 H3 H4 C5 H6 Cl7 C8 H9 H10 H11
C11.79091.08911.09081.52322.14812.67072.55472.82232.80263.4916
Cl21.79092.35692.36622.73302.90664.32223.25172.85273.65314.2227
H31.08912.35691.77882.16282.49052.79393.48953.82573.77564.3040
H41.09082.36621.77882.16303.05822.92032.77363.12442.57683.7717
C51.52322.73302.16282.16301.09121.80451.51902.15072.15972.1575
H62.14812.90662.49053.05821.09122.35002.16192.50883.06872.4907
Cl72.67074.32222.79392.92031.80452.35002.72303.69822.92742.9013
C82.55473.25173.48952.77361.51902.16192.72301.09301.09381.0920
H92.82232.85273.82573.12442.15072.50883.69821.09301.77901.7764
H102.80263.65313.77562.57682.15973.06872.92741.09381.77901.7746
H113.49164.22274.30403.77172.15752.49072.90131.09201.77641.7746

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 109.390 C1 C5 Cl7 106.447
C1 C5 C8 114.227 Cl2 C1 H3 107.321
Cl2 C1 H4 107.918 Cl2 C1 C5 110.854
H3 C1 H4 109.378 H3 C1 C5 110.674
H4 C1 C5 110.594 C5 C8 H9 109.770
C5 C8 H10 110.443 C5 C8 H11 110.371
H6 C5 Cl7 105.849 H6 C5 C8 110.772
Cl7 C5 C8 109.739 H9 C8 H10 108.877
H9 C8 H11 108.779 H10 C8 H11 108.559
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability