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All results from a given calculation for CH2FCH2CH2F (1,3-difluoropropane)

using model chemistry: TPSSh/6-31G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2 1A
Energy calculated at TPSSh/6-31G
 hartrees
Energy at 0K-317.537803
Energy at 298.15K 
HF Energy-317.537803
Nuclear repulsion energy185.691166
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 TPSSh/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 3160 3041 32.90 53.28 0.75 0.85
2 A 3093 2976 1.59 215.30 0.01 0.03
3 A 3059 2943 11.16 78.31 0.23 0.37
4 A 1557 1498 0.56 20.33 0.73 0.84
5 A 1520 1462 7.56 11.98 0.75 0.85
6 A 1442 1388 7.40 2.79 0.71 0.83
7 A 1327 1277 0.28 26.97 0.71 0.83
8 A 1231 1184 0.41 16.92 0.74 0.85
9 A 1117 1075 6.45 3.34 0.75 0.86
10 A 968 931 39.80 6.59 0.75 0.85
11 A 878 845 1.20 10.72 0.08 0.15
12 A 529 509 3.48 1.15 0.71 0.83
13 A 240 231 5.96 0.33 0.40 0.57
14 A 90 86 4.83 0.07 0.70 0.82
15 B 3160 3040 29.11 46.08 0.75 0.86
16 B 3111 2993 35.86 63.94 0.75 0.86
17 B 3087 2970 51.66 61.53 0.75 0.86
18 B 1559 1500 3.84 0.10 0.75 0.86
19 B 1432 1377 2.18 0.49 0.75 0.86
20 B 1409 1356 9.26 4.30 0.75 0.86
21 B 1230 1184 6.20 2.19 0.75 0.86
22 B 1140 1097 11.09 1.49 0.75 0.86
23 B 1076 1036 38.00 3.05 0.75 0.86
24 B 951 915 46.76 5.19 0.75 0.86
25 B 790 760 3.95 1.50 0.75 0.86
26 B 394 379 8.66 0.46 0.75 0.86
27 B 182 175 15.42 0.14 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 19865.6 cm-1
Scaled (by 0.9621) Zero Point Vibrational Energy (zpe) 19112.7 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 TPSSh/6-31G
ABC
0.28891 0.09827 0.09192

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

Point Group is C2

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 1.002
C2 0.000 1.260 0.150
C3 0.000 -1.260 0.150
F4 1.218 1.271 -0.640
F5 -1.218 -1.271 -0.640
H6 0.885 -0.004 1.649
H7 -0.885 0.004 1.649
H8 -0.837 1.264 -0.550
H9 -0.000 2.169 0.756
H10 0.837 -1.264 -0.550
H11 0.000 -2.169 0.756

Atom - Atom Distances (Å)
  C1 C2 C3 F4 F5 H6 H7 H8 H9 H10 H11
C11.52061.52062.40762.40761.09671.09672.16922.18292.16922.1829
C21.52062.51941.45242.91772.15142.14621.09151.09242.74923.4817
C31.52062.51942.91771.45242.14622.15142.74923.48171.09151.0924
F42.40761.45242.91773.52102.64193.35722.05782.05932.56453.9070
F52.40762.91771.45243.52103.35722.64192.56453.90702.05782.0593
H61.09672.15142.14622.64193.35721.77043.06772.51132.53442.5033
H71.09672.14622.15143.35722.64191.77042.53442.50333.06772.5113
H82.16921.09152.74922.05782.56453.06772.53441.79563.03193.7667
H92.18291.09243.48172.05933.90702.51132.50331.79563.76674.3379
H102.16922.74921.09152.56452.05782.53443.06773.03193.76671.7956
H112.18293.48171.09243.90702.05932.50332.51133.76674.33791.7956

picture of 1,3-difluoropropane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 F4 108.134 C1 C2 H8 111.230
C1 C2 H9 112.284 C1 C3 F5 108.134
C1 C3 H10 111.230 C1 C3 H11 112.284
C2 C1 C3 111.876 C2 C1 H6 109.511
C2 C1 H7 109.104 C3 C1 H6 109.104
C3 C1 H7 109.511 F4 C2 H8 107.132
F4 C2 H9 107.193 F5 C3 H10 107.132
F5 C3 H11 107.193 H6 C1 H7 107.638
H8 C2 H9 110.616 H10 C3 H11 110.616
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at TPSSh/6-31G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.365      
2 C 0.022      
3 C 0.022      
4 F -0.358      
5 F -0.358      
6 H 0.175      
7 H 0.175      
8 H 0.182      
9 H 0.162      
10 H 0.182      
11 H 0.162      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.000 0.000 2.472 2.472
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.757 0.030 0.000
y 0.030 5.069 0.000
z 0.000 0.000 4.672


<r2> (average value of r2) Å2
<r2> 130.040
(<r2>)1/2 11.404