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

using model chemistry: PBE1PBE/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 PBE1PBE/6-31G*
 hartrees
Energy at 0K-317.262877
Energy at 298.15K 
HF Energy-317.262877
Nuclear repulsion energy188.917967
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 PBE1PBE/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 3142 2986 38.47 48.83 0.74 0.85
2 A 3090 2936 6.65 229.73 0.00 0.01
3 A 3079 2926 2.57 39.25 0.75 0.85
4 A 1545 1468 0.97 17.12 0.72 0.84
5 A 1488 1414 9.52 10.32 0.75 0.86
6 A 1463 1390 13.10 2.90 0.69 0.81
7 A 1329 1263 0.13 26.39 0.71 0.83
8 A 1262 1199 0.37 9.84 0.70 0.82
9 A 1149 1092 29.61 1.41 0.74 0.85
10 A 1044 992 33.14 5.12 0.71 0.83
11 A 898 854 0.01 9.25 0.16 0.28
12 A 550 522 3.27 0.64 0.72 0.84
13 A 248 235 3.45 0.19 0.24 0.38
14 A 90 85 2.90 0.01 0.43 0.60
15 B 3146 2990 41.25 15.62 0.75 0.86
16 B 3128 2972 14.07 103.76 0.75 0.86
17 B 3084 2931 72.88 42.80 0.75 0.86
18 B 1549 1472 3.96 0.06 0.75 0.86
19 B 1437 1366 15.07 2.72 0.75 0.86
20 B 1412 1341 4.46 0.94 0.75 0.86
21 B 1275 1211 6.94 1.04 0.75 0.86
22 B 1147 1090 40.17 0.54 0.75 0.86
23 B 1129 1073 71.12 4.26 0.75 0.86
24 B 989 940 16.23 3.81 0.75 0.86
25 B 791 752 1.09 0.71 0.75 0.86
26 B 418 397 6.44 0.27 0.75 0.86
27 B 197 187 10.22 0.06 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 20038.7 cm-1
Scaled (by 0.9503) Zero Point Vibrational Energy (zpe) 19042.8 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 PBE1PBE/6-31G*
ABC
0.30183 0.10142 0.09420

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBE1PBE/6-31G*

Point Group is C2

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.989
C2 0.000 1.255 0.143
C3 0.000 -1.255 0.143
F4 1.146 1.286 -0.633
F5 -1.146 -1.286 -0.633
H6 0.885 -0.005 1.637
H7 -0.885 0.005 1.637
H8 -0.867 1.266 -0.526
H9 -0.018 2.156 0.767
H10 0.867 -1.266 -0.526
H11 0.018 -2.156 0.767

Atom - Atom Distances (Å)
  C1 C2 C3 F4 F5 H6 H7 H8 H9 H10 H11
C11.51321.51322.36592.36591.09711.09712.15652.16722.15652.1672
C21.51322.50981.38472.89322.14532.13991.09541.09632.74903.4674
C31.51322.50982.89321.38472.13992.14532.74903.46741.09541.0963
F42.36591.38472.89323.44492.62473.30482.01642.01822.56963.8832
F52.36592.89321.38473.44493.30482.62472.56963.88322.01642.0182
H61.09712.14532.13992.62473.30481.76933.06032.49772.50472.4773
H71.09712.13992.14533.30482.62471.76932.50472.47733.06032.4977
H82.15651.09542.74902.01642.56963.06032.50471.78493.06993.7641
H92.16721.09633.46742.01823.88322.49772.47731.78493.76414.3118
H102.15652.74901.09542.56962.01642.50473.06033.06993.76411.7849
H112.16723.46741.09633.88322.01822.47732.49773.76414.31181.7849

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 109.375 C1 C2 H8 110.497
C1 C2 H9 111.299 C1 C3 F5 109.375
C1 C3 H10 110.497 C1 C3 H11 111.299
C2 C1 C3 112.046 C2 C1 H6 109.507
C2 C1 H7 109.090 C3 C1 H6 109.090
C3 C1 H7 109.507 F4 C2 H8 108.222
F4 C2 H9 108.316 F5 C3 H10 108.222
F5 C3 H11 108.316 H6 C1 H7 107.493
H8 C2 H9 109.053 H10 C3 H11 109.053
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBE1PBE/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.411      
2 C 0.003      
3 C 0.003      
4 F -0.319      
5 F -0.319      
6 H 0.184      
7 H 0.184      
8 H 0.175      
9 H 0.162      
10 H 0.175      
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 1.940 1.940
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -31.186 -3.658 0.000
y -3.658 -28.450 0.000
z 0.000 0.000 -28.896
Traceless
 xyz
x -2.513 -3.658 0.000
y -3.658 1.591 0.000
z 0.000 0.000 0.923
Polar
3z2-r21.845
x2-y2-2.736
xy-3.658
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.759 -0.011 0.000
y -0.011 5.337 0.000
z 0.000 0.000 4.793


<r2> (average value of r2) Å2
<r2> 126.727
(<r2>)1/2 11.257