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

using model chemistry: PBEPBE/6-311G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2 1A
Energy calculated at PBEPBE/6-311G**
 hartrees
Energy at 0K-317.339479
Energy at 298.15K 
HF Energy-317.339479
Nuclear repulsion energy186.632258
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 PBEPBE/6-311G**
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 3030 3003 36.33 56.92 0.68 0.81
2 A 2978 2951 3.66 287.82 0.00 0.01
3 A 2969 2942 5.12 47.67 0.62 0.77
4 A 1455 1442 0.85 13.95 0.73 0.84
5 A 1400 1387 9.96 7.62 0.72 0.84
6 A 1384 1371 7.45 2.25 0.41 0.58
7 A 1269 1258 0.30 19.92 0.71 0.83
8 A 1202 1191 0.67 8.67 0.70 0.82
9 A 1083 1073 16.75 1.97 0.75 0.86
10 A 968 959 47.32 4.32 0.75 0.86
11 A 858 850 0.10 7.80 0.13 0.23
12 A 517 512 3.62 0.70 0.70 0.82
13 A 236 233 3.39 0.32 0.27 0.43
14 A 88 87 3.35 0.03 0.59 0.74
15 B 3033 3005 33.14 27.33 0.75 0.86
16 B 3014 2986 20.24 106.05 0.75 0.86
17 B 2973 2946 67.70 44.07 0.75 0.86
18 B 1457 1444 5.21 0.01 0.75 0.86
19 B 1360 1347 8.76 1.84 0.75 0.86
20 B 1342 1330 3.18 0.79 0.75 0.86
21 B 1215 1204 6.35 1.49 0.75 0.86
22 B 1089 1079 10.99 0.45 0.75 0.86
23 B 1042 1033 91.37 3.01 0.75 0.86
24 B 933 925 33.20 3.51 0.75 0.86
25 B 755 748 2.63 0.68 0.75 0.86
26 B 405 401 6.94 0.47 0.75 0.86
27 B 178 176 9.91 0.14 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 19115.1 cm-1
Scaled (by 0.9909) Zero Point Vibrational Energy (zpe) 18941.1 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 PBEPBE/6-311G**
ABC
0.30354 0.09663 0.09075

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBEPBE/6-311G**

Point Group is C2

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.978
C2 0.000 1.264 0.136
C3 0.000 -1.264 0.136
F4 1.187 1.326 -0.620
F5 -1.187 -1.326 -0.620
H6 0.889 -0.005 1.632
H7 -0.889 0.005 1.632
H8 -0.846 1.261 -0.570
H9 -0.046 2.168 0.765
H10 0.846 -1.261 -0.570
H11 0.046 -2.168 0.765

Atom - Atom Distances (Å)
  C1 C2 C3 F4 F5 H6 H7 H8 H9 H10 H11
C11.51941.51942.39182.39181.10361.10362.16852.17892.16852.1789
C21.51942.52891.40862.94802.15402.14831.10181.10202.75513.4900
C31.51942.52892.94801.40862.14832.15402.75513.49001.10181.1020
F42.39181.40862.94803.55972.63213.33562.03512.03642.60963.9279
F52.39182.94801.40863.55973.33562.63212.60963.92792.03512.0364
H61.10362.15402.14832.63213.33561.77883.07582.51932.53502.4783
H71.10362.14832.15403.33562.63211.77882.53502.47833.07582.5193
H82.16851.10182.75512.03512.60963.07582.53501.80163.03673.7860
H92.17891.10203.49002.03643.92792.51932.47831.80163.78604.3370
H102.16852.75511.10182.60962.03512.53503.07583.03673.78601.8016
H112.17893.49001.10203.92792.03642.47832.51933.78604.33701.8016

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 109.491 C1 C2 H8 110.631
C1 C2 H9 111.454 C1 C3 F5 109.491
C1 C3 H10 110.631 C1 C3 H11 111.454
C2 C1 C3 112.656 C2 C1 H6 109.388
C2 C1 H7 108.942 C3 C1 H6 108.942
C3 C1 H7 109.388 F4 C2 H8 107.692
F4 C2 H9 107.784 F5 C3 H10 107.692
F5 C3 H11 107.784 H6 C1 H7 107.387
H8 C2 H9 109.672 H10 C3 H11 109.672
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/6-311G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.337      
2 C 0.050      
3 C 0.050      
4 F -0.258      
5 F -0.258      
6 H 0.134      
7 H 0.134      
8 H 0.125      
9 H 0.118      
10 H 0.125      
11 H 0.118      


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 1.947 1.947
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -32.209 -3.952 0.000
y -3.952 -29.233 0.000
z 0.000 0.000 -29.428
Traceless
 xyz
x -2.879 -3.952 0.000
y -3.952 1.586 0.000
z 0.000 0.000 1.293
Polar
3z2-r22.586
x2-y2-2.976
xy-3.952
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.228 -0.046 0.000
y -0.046 5.943 0.000
z 0.000 0.000 5.319


<r2> (average value of r2) Å2
<r2> 130.743
(<r2>)1/2 11.434