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

using model chemistry: B3PW91/6-311+G(3df,2p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2 1A
Energy calculated at B3PW91/6-311+G(3df,2p)
 hartrees
Energy at 0K-317.608356
Energy at 298.15K 
HF Energy-317.608356
Nuclear repulsion energy187.598529
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 B3PW91/6-311+G(3df,2p)
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 3103 2970 26.04 41.52 0.71 0.83
2 A 3052 2922 5.25 289.95 0.01 0.02
3 A 3037 2907 4.08 61.56 0.28 0.43
4 A 1507 1443 0.52 8.03 0.72 0.84
5 A 1448 1386 9.45 4.02 0.74 0.85
6 A 1424 1363 6.60 0.89 0.06 0.11
7 A 1310 1254 1.34 10.51 0.64 0.78
8 A 1241 1188 0.39 3.82 0.58 0.73
9 A 1123 1075 21.54 1.37 0.75 0.86
10 A 1007 964 49.59 4.09 0.64 0.78
11 A 874 837 0.01 9.96 0.07 0.14
12 A 531 508 2.78 0.57 0.65 0.79
13 A 241 230 4.33 0.34 0.20 0.33
14 A 85 81 4.04 0.10 0.72 0.84
15 B 3104 2972 23.61 28.97 0.75 0.86
16 B 3082 2950 18.58 79.61 0.75 0.86
17 B 3048 2917 54.94 34.80 0.75 0.86
18 B 1506 1441 6.43 0.13 0.75 0.86
19 B 1404 1344 10.13 0.19 0.75 0.86
20 B 1383 1324 1.01 0.36 0.75 0.86
21 B 1258 1204 5.98 0.58 0.75 0.86
22 B 1117 1070 13.20 0.75 0.75 0.86
23 B 1084 1038 118.58 2.85 0.75 0.86
24 B 961 920 29.07 2.44 0.75 0.86
25 B 779 746 1.92 0.75 0.75 0.86
26 B 414 396 7.96 0.28 0.75 0.86
27 B 173 166 9.52 0.12 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 19646.9 cm-1
Scaled (by 0.9573) Zero Point Vibrational Energy (zpe) 18808.0 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 B3PW91/6-311+G(3df,2p)
ABC
0.31548 0.09549 0.09021

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/6-311+G(3df,2p)

Point Group is C2

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.956
C2 0.000 1.264 0.127
C3 0.000 -1.264 0.127
F4 1.181 1.354 -0.601
F5 -1.181 -1.354 -0.601
H6 0.881 -0.007 1.606
H7 -0.881 0.007 1.606
H8 -0.826 1.274 -0.586
H9 -0.062 2.152 0.761
H10 0.826 -1.274 -0.586
H11 0.062 -2.152 0.761

Atom - Atom Distances (Å)
  C1 C2 C3 F4 F5 H6 H7 H8 H9 H10 H11
C11.51161.51162.37792.37791.09391.09392.16472.16132.16472.1613
C21.51162.52781.39052.96292.13912.13091.09181.09232.76263.4742
C31.51162.52782.96291.39052.13092.13912.76263.47421.09181.0923
F42.37791.39052.96293.59342.61013.30672.00892.00892.65173.9238
F52.37792.96291.39053.59343.30672.61012.65173.92382.00892.0089
H61.09392.13912.13092.61013.30671.76113.05912.50222.53232.4460
H71.09392.13092.13913.30672.61011.76112.53232.44603.05912.5022
H82.16471.09182.76262.00892.65173.05912.53231.78033.03673.7864
H92.16131.09233.47422.00893.92382.50222.44601.78033.78644.3048
H102.16472.76261.09182.65172.00892.53233.05913.03673.78641.7803
H112.16133.47421.09233.92382.00892.44602.50223.78644.30481.7803

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 109.975 C1 C2 H8 111.478
C1 C2 H9 111.178 C1 C3 F5 109.975
C1 C3 H10 111.478 C1 C3 H11 111.178
C2 C1 C3 113.462 C2 C1 H6 109.321
C2 C1 H7 108.673 C3 C1 H6 108.673
C3 C1 H7 109.321 F4 C2 H8 107.443
F4 C2 H9 107.415 F5 C3 H10 107.443
F5 C3 H11 107.415 H6 C1 H7 107.207
H8 C2 H9 109.197 H10 C3 H11 109.197
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/6-311+G(3df,2p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.219      
2 C 0.145      
3 C 0.145      
4 F -0.443      
5 F -0.443      
6 H 0.145      
7 H 0.145      
8 H 0.142      
9 H 0.120      
10 H 0.142      
11 H 0.120      


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 2.076 2.076
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -32.707 -4.474 0.000
y -4.474 -29.366 0.000
z 0.000 0.000 -29.229
Traceless
 xyz
x -3.410 -4.474 0.000
y -4.474 1.602 0.000
z 0.000 0.000 1.808
Polar
3z2-r23.616
x2-y2-3.341
xy-4.474
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.768 0.062 0.000
y 0.062 6.420 0.000
z 0.000 0.000 5.773


<r2> (average value of r2) Å2
<r2> 130.901
(<r2>)1/2 11.441