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

using model chemistry: PBEPBEultrafine/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 PBEPBEultrafine/6-31G**
 hartrees
Energy at 0K-317.245446
Energy at 298.15K 
HF Energy-317.245446
Nuclear repulsion energy187.263467
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 PBEPBEultrafine/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 3029 2988 43.06 49.42 0.67 0.80
2 A 2989 2948 6.80 175.25 0.06 0.10
3 A 2974 2933 0.03 116.20 0.10 0.18
4 A 1475 1454 1.45 17.89 0.72 0.83
5 A 1422 1403 7.57 11.06 0.75 0.86
6 A 1398 1379 11.69 3.64 0.74 0.85
7 A 1275 1258 0.03 27.46 0.71 0.83
8 A 1211 1195 0.31 10.57 0.71 0.83
9 A 1096 1081 22.26 1.36 0.72 0.84
10 A 994 980 36.32 5.50 0.71 0.83
11 A 864 852 0.01 9.07 0.16 0.28
12 A 527 519 2.99 0.70 0.71 0.83
13 A 238 235 2.88 0.21 0.29 0.45
14 A 88 87 2.38 0.02 0.50 0.66
15 B 3044 3002 34.77 23.42 0.75 0.86
16 B 3023 2981 20.15 104.56 0.75 0.86
17 B 2973 2932 79.76 39.79 0.75 0.86
18 B 1479 1459 4.64 0.09 0.75 0.86
19 B 1369 1350 11.62 4.25 0.75 0.86
20 B 1350 1331 3.15 0.83 0.75 0.86
21 B 1222 1205 5.79 1.43 0.75 0.86
22 B 1099 1084 21.96 0.47 0.75 0.86
23 B 1068 1054 78.78 3.55 0.75 0.86
24 B 948 935 18.62 4.18 0.75 0.86
25 B 758 748 1.26 0.71 0.75 0.86
26 B 405 400 5.72 0.29 0.75 0.86
27 B 186 183 9.53 0.09 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 19251.2 cm-1
Scaled (by 0.9863) Zero Point Vibrational Energy (zpe) 18987.5 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 PBEPBEultrafine/6-31G**
ABC
0.29724 0.09944 0.09249

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

Point Group is C2

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.994
C2 0.000 1.263 0.144
C3 0.000 -1.263 0.144
F4 1.163 1.298 -0.637
F5 -1.163 -1.298 -0.637
H6 0.890 -0.006 1.649
H7 -0.890 0.006 1.649
H8 -0.873 1.265 -0.533
H9 -0.029 2.171 0.773
H10 0.873 -1.265 -0.533
H11 0.029 -2.171 0.773

Atom - Atom Distances (Å)
  C1 C2 C3 F4 F5 H6 H7 H8 H9 H10 H11
C11.52231.52232.38722.38721.10461.10462.16682.18202.16682.1820
C21.52232.52531.40102.91902.15982.15321.10471.10522.75883.4906
C31.52232.52532.91901.40102.15322.15982.75883.49061.10471.1052
F42.38721.40102.91903.48562.64573.33292.03902.04192.58203.9127
F52.38722.91901.40103.48563.33292.64572.58203.91272.03902.0419
H61.10462.15982.15322.64573.33291.77973.07932.51922.51882.4889
H71.10462.15322.15983.33292.64571.77972.51882.48893.07932.5192
H82.16681.10472.75882.03902.58203.07932.51881.79963.07503.7848
H92.18201.10523.49062.04193.91272.51922.48891.79963.78484.3416
H102.16682.75881.10472.58202.03902.51883.07933.07503.78481.7996
H112.18203.49061.10523.91272.04192.48892.51923.78484.34161.7996

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 109.422 C1 C2 H8 110.121
C1 C2 H9 111.303 C1 C3 F5 109.422
C1 C3 H10 110.121 C1 C3 H11 111.303
C2 C1 C3 112.084 C2 C1 H6 109.587
C2 C1 H7 109.066 C3 C1 H6 109.066
C3 C1 H7 109.587 F4 C2 H8 108.343
F4 C2 H9 108.547 F5 C3 H10 108.343
F5 C3 H11 108.547 H6 C1 H7 107.333
H8 C2 H9 109.040 H10 C3 H11 109.040
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBEultrafine/6-31G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.290      
2 C 0.079      
3 C 0.079      
4 F -0.291      
5 F -0.291      
6 H 0.129      
7 H 0.129      
8 H 0.121      
9 H 0.107      
10 H 0.121      
11 H 0.107      


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 1.808 1.808
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -31.160 -3.425 0.000
y -3.425 -28.640 0.000
z 0.000 0.000 -28.961
Traceless
 xyz
x -2.360 -3.425 0.000
y -3.425 1.420 0.000
z 0.000 0.000 0.939
Polar
3z2-r21.879
x2-y2-2.520
xy-3.425
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.011 -0.004 0.000
y -0.004 5.686 0.000
z 0.000 0.000 5.055


<r2> (average value of r2) Å2
<r2> 128.704
(<r2>)1/2 11.345