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

using model chemistry: B2PLYP/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 B2PLYP/6-31G**
 hartrees
Energy at 0K-317.311495
Energy at 298.15K 
HF Energy-317.061602
Nuclear repulsion energy188.570962
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 B2PLYP/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 3161 3161 35.66 48.16 0.75 0.86
2 A 3103 3103 6.19 214.63 0.00 0.01
3 A 3090 3090 5.44 43.71 0.54 0.70
4 A 1553 1553 0.85 16.41 0.73 0.84
5 A 1500 1500 6.62 10.49 0.75 0.86
6 A 1469 1469 13.65 2.33 0.67 0.81
7 A 1333 1333 0.03 25.43 0.71 0.83
8 A 1264 1264 0.89 9.61 0.70 0.83
9 A 1142 1142 20.58 1.78 0.75 0.85
10 A 1030 1030 39.82 5.24 0.70 0.82
11 A 894 894 0.04 10.02 0.14 0.24
12 A 551 551 3.75 0.68 0.71 0.83
13 A 249 249 3.54 0.20 0.24 0.39
14 A 90 90 3.03 0.01 0.60 0.75
15 B 3163 3163 39.98 26.03 0.75 0.86
16 B 3140 3140 16.04 86.07 0.75 0.86
17 B 3099 3099 70.80 41.18 0.75 0.86
18 B 1557 1557 3.04 0.06 0.75 0.86
19 B 1443 1443 13.52 2.37 0.75 0.86
20 B 1421 1421 4.45 0.86 0.75 0.86
21 B 1276 1276 7.06 0.96 0.75 0.86
22 B 1149 1149 19.06 0.67 0.75 0.86
23 B 1110 1110 78.30 4.33 0.75 0.86
24 B 986 986 23.78 4.01 0.75 0.86
25 B 794 794 2.22 0.85 0.75 0.86
26 B 420 420 7.02 0.28 0.75 0.86
27 B 199 199 11.15 0.07 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 20093.1 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 20093.1 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 B2PLYP/6-31G**
ABC
0.29742 0.10181 0.09441

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP/6-31G**

Point Group is C2

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.997
C2 0.000 1.255 0.147
C3 0.000 -1.255 0.147
F4 1.154 1.272 -0.640
F5 -1.154 -1.272 -0.640
H6 0.883 -0.004 1.642
H7 -0.883 0.004 1.642
H8 -0.864 1.267 -0.519
H9 -0.005 2.156 0.764
H10 0.864 -1.267 -0.519
H11 0.005 -2.156 0.764

Atom - Atom Distances (Å)
  C1 C2 C3 F4 F5 H6 H7 H8 H9 H10 H11
C11.51561.51562.37232.37231.09361.09362.15662.16892.15662.1689
C21.51562.51001.39692.88732.14502.13971.09141.09242.74813.4667
C31.51562.51002.88731.39692.13972.14502.74813.46671.09141.0924
F42.37231.39692.88733.43522.62863.31102.02202.02422.55853.8786
F52.37232.88731.39693.43523.31102.62862.55853.87862.02202.0242
H61.09362.14502.13972.62863.31101.76563.05632.49582.50332.4842
H71.09362.13972.14503.31102.62861.76562.50332.48423.05632.4958
H82.15661.09142.74812.02202.55853.05632.50331.78203.06763.7582
H92.16891.09243.46672.02423.87862.49582.48421.78203.75824.3127
H102.15662.74811.09142.55852.02202.50333.05633.06763.75821.7820
H112.16893.46671.09243.87862.02422.48422.49583.75824.31271.7820

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 109.014 C1 C2 H8 110.581
C1 C2 H9 111.507 C1 C3 F5 109.014
C1 C3 H10 110.581 C1 C3 H11 111.507
C2 C1 C3 111.802 C2 C1 H6 109.530
C2 C1 H7 109.116 C3 C1 H6 109.116
C3 C1 H7 109.530 F4 C2 H8 108.078
F4 C2 H9 108.190 F5 C3 H10 108.078
F5 C3 H11 108.190 H6 C1 H7 107.655
H8 C2 H9 109.377 H10 C3 H11 109.377
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B2PLYP/6-31G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.269      
2 C 0.143      
3 C 0.143      
4 F -0.341      
5 F -0.341      
6 H 0.118      
7 H 0.118      
8 H 0.116      
9 H 0.099      
10 H 0.116      
11 H 0.099      


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 1.997 1.997
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -31.559 -3.739 0.000
y -3.739 -28.586 0.000
z 0.000 0.000 -29.164
Traceless
 xyz
x -2.684 -3.739 0.000
y -3.739 1.776 0.000
z 0.000 0.000 0.908
Polar
3z2-r21.816
x2-y2-2.973
xy-3.739
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.788 0.002 0.000
y 0.002 5.309 0.000
z 0.000 0.000 4.800


<r2> (average value of r2) Å2
<r2> 126.850
(<r2>)1/2 11.263