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

using model chemistry: HSEh1PBE/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 HSEh1PBE/6-31G**
 hartrees
Energy at 0K-317.298140
Energy at 298.15K 
HF Energy-317.298140
Nuclear repulsion energy188.916690
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 HSEh1PBE/6-31G**
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A 3132 2989 37.58 50.19 0.72 0.84
2 A 3079 2938 7.36 229.93 0.01 0.02
3 A 3070 2929 1.27 46.69 0.48 0.65
4 A 1526 1456 1.18 16.69 0.72 0.84
5 A 1470 1403 10.02 9.98 0.75 0.86
6 A 1451 1384 10.75 2.97 0.70 0.82
7 A 1321 1261 0.19 26.15 0.71 0.83
8 A 1256 1198 0.34 9.27 0.69 0.82
9 A 1143 1091 29.55 1.39 0.75 0.85
10 A 1037 990 33.35 5.21 0.71 0.83
11 A 896 855 0.00 9.39 0.16 0.27
12 A 547 522 3.36 0.63 0.72 0.83
13 A 245 233 3.41 0.19 0.23 0.38
14 A 90 86 2.86 0.01 0.45 0.62
15 B 3138 2994 38.64 13.67 0.75 0.86
16 B 3121 2978 14.30 106.85 0.75 0.86
17 B 3072 2931 73.10 41.00 0.75 0.86
18 B 1530 1460 4.43 0.07 0.75 0.86
19 B 1427 1362 13.32 2.51 0.75 0.86
20 B 1399 1335 4.01 0.95 0.75 0.86
21 B 1269 1211 6.96 0.98 0.75 0.86
22 B 1141 1088 40.22 0.55 0.75 0.86
23 B 1123 1071 71.47 4.19 0.75 0.86
24 B 983 938 16.34 3.82 0.75 0.86
25 B 786 750 1.14 0.70 0.75 0.86
26 B 418 399 6.56 0.26 0.75 0.86
27 B 191 182 10.52 0.07 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 19928.5 cm-1
Scaled (by 0.9543) Zero Point Vibrational Energy (zpe) 19017.8 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 HSEh1PBE/6-31G**
ABC
0.30172 0.10143 0.09425

See section I.F.4 to change rotational constant units
Geometric Data calculated at HSEh1PBE/6-31G**

Point Group is C2

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.988
C2 0.000 1.254 0.142
C3 0.000 -1.254 0.142
F4 1.149 1.284 -0.633
F5 -1.149 -1.284 -0.633
H6 0.884 -0.005 1.637
H7 -0.884 0.005 1.637
H8 -0.867 1.261 -0.527
H9 -0.021 2.155 0.766
H10 0.867 -1.261 -0.527
H11 0.021 -2.155 0.766

Atom - Atom Distances (Å)
  C1 C2 C3 F4 F5 H6 H7 H8 H9 H10 H11
C11.51241.51242.36602.36601.09621.09622.15402.16652.15402.1665
C21.51242.50741.38642.89182.14462.13871.09521.09582.74323.4651
C31.51242.50742.89181.38642.13872.14462.74323.46511.09521.0958
F42.36601.38642.89183.44632.62413.30472.01832.02062.56353.8800
F52.36602.89181.38643.44633.30472.62412.56353.88002.01832.0206
H61.09622.14462.13872.62413.30471.76733.05812.49882.50272.4749
H71.09622.13872.14463.30472.62411.76732.50272.47493.05812.4988
H82.15401.09522.74322.01832.56353.05812.50271.78443.06083.7591
H92.16651.09583.46512.02063.88002.49882.47491.78443.75914.3099
H102.15402.74321.09522.56352.01832.50273.05813.06083.75911.7844
H112.16653.46511.09583.88002.02062.47492.49883.75914.30991.7844

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 109.336 C1 C2 H8 110.361
C1 C2 H9 111.324 C1 C3 F5 109.336
C1 C3 H10 110.361 C1 C3 H11 111.324
C2 C1 C3 111.976 C2 C1 H6 109.563
C2 C1 H7 109.098 C3 C1 H6 109.098
C3 C1 H7 109.563 F4 C2 H8 108.271
F4 C2 H9 108.419 F5 C3 H10 108.271
F5 C3 H11 108.419 H6 C1 H7 107.435
H8 C2 H9 109.057 H10 C3 H11 109.057
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HSEh1PBE/6-31G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.324      
2 C 0.092      
3 C 0.092      
4 F -0.325      
5 F -0.325      
6 H 0.142      
7 H 0.142      
8 H 0.134      
9 H 0.119      
10 H 0.134      
11 H 0.119      


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 1.936 1.936
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -31.222 -3.664 0.000
y -3.664 -28.431 0.000
z 0.000 0.000 -28.883
Traceless
 xyz
x -2.565 -3.664 0.000
y -3.664 1.622 0.000
z 0.000 0.000 0.944
Polar
3z2-r21.887
x2-y2-2.791
xy-3.664
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.825 -0.012 0.000
y -0.012 5.418 0.000
z 0.000 0.000 4.863


<r2> (average value of r2) Å2
<r2> 126.679
(<r2>)1/2 11.255