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

using model chemistry: PBE1PBE/6-31+G**

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/6-31+G**
 hartrees
Energy at 0K-317.295522
Energy at 298.15K 
HF Energy-317.295522
Nuclear repulsion energy187.401851
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/6-31+G**
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 3151 3010 24.39 50.03 0.73 0.84
2 A 3091 2952 3.90 254.02 0.01 0.03
3 A 3071 2933 6.25 80.23 0.21 0.34
4 A 1513 1446 0.43 12.25 0.75 0.86
5 A 1456 1391 12.73 6.83 0.74 0.85
6 A 1431 1367 8.26 1.49 0.33 0.49
7 A 1315 1256 0.76 17.50 0.70 0.82
8 A 1242 1187 0.34 6.17 0.66 0.80
9 A 1130 1079 25.52 1.88 0.74 0.85
10 A 1017 971 47.96 5.16 0.64 0.78
11 A 886 847 0.11 9.39 0.11 0.19
12 A 535 511 3.35 0.65 0.69 0.82
13 A 242 231 4.80 0.27 0.20 0.33
14 A 85 81 4.52 0.07 0.73 0.85
15 B 3151 3010 21.66 42.23 0.75 0.86
16 B 3124 2984 18.36 81.16 0.75 0.86
17 B 3087 2949 55.91 42.09 0.75 0.86
18 B 1513 1445 5.78 0.06 0.75 0.86
19 B 1420 1357 13.07 0.73 0.75 0.86
20 B 1386 1324 4.50 1.12 0.75 0.86
21 B 1258 1202 6.07 0.94 0.75 0.86
22 B 1128 1078 9.95 1.20 0.75 0.86
23 B 1098 1049 129.71 3.39 0.75 0.86
24 B 968 924 29.33 3.21 0.75 0.86
25 B 785 750 1.99 0.79 0.75 0.86
26 B 417 398 8.32 0.36 0.75 0.86
27 B 175 168 10.71 0.10 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 19836.8 cm-1
Scaled (by 0.9553) Zero Point Vibrational Energy (zpe) 18950.1 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 PBE1PBE/6-31+G**
ABC
0.31249 0.09589 0.09053

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

Point Group is C2

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.961
C2 0.000 1.264 0.129
C3 0.000 -1.264 0.129
F4 1.185 1.343 -0.605
F5 -1.185 -1.343 -0.605
H6 0.884 -0.006 1.611
H7 -0.884 0.006 1.611
H8 -0.828 1.274 -0.587
H9 -0.052 2.156 0.761
H10 0.828 -1.274 -0.587
H11 0.052 -2.156 0.761

Atom - Atom Distances (Å)
  C1 C2 C3 F4 F5 H6 H7 H8 H9 H10 H11
C11.51251.51252.37862.37861.09701.09702.16842.16602.16842.1660
C21.51252.52701.39632.95572.14162.13481.09451.09482.76333.4779
C31.51252.52702.95571.39632.13482.14162.76333.47791.09451.0948
F42.37861.39632.95573.58212.61093.31292.01442.01442.64103.9231
F52.37862.95571.39633.58213.31292.61092.64103.92312.01442.0144
H61.09702.14162.13482.61093.31291.76733.06502.50432.53762.4571
H71.09702.13482.14163.31292.61091.76732.53762.45713.06502.5043
H82.16841.09452.76332.01442.64103.06502.53761.78773.03843.7888
H92.16601.09483.47792.01443.92312.50432.45711.78773.78884.3135
H102.16842.76331.09452.64102.01442.53763.06503.03843.78881.7877
H112.16603.47791.09483.92312.01442.45712.50433.78884.31351.7877

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 109.650 C1 C2 H8 111.556
C1 C2 H9 111.344 C1 C3 F5 109.650
C1 C3 H10 111.556 C1 C3 H11 111.344
C2 C1 C3 113.313 C2 C1 H6 109.274
C2 C1 H7 108.744 C3 C1 H6 108.744
C3 C1 H7 109.274 F4 C2 H8 107.322
F4 C2 H9 107.303 F5 C3 H10 107.322
F5 C3 H11 107.303 H6 C1 H7 107.319
H8 C2 H9 109.494 H10 C3 H11 109.494
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBE1PBE/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.357      
2 C -0.027      
3 C -0.027      
4 F -0.317      
5 F -0.317      
6 H 0.189      
7 H 0.189      
8 H 0.176      
9 H 0.158      
10 H 0.176      
11 H 0.158      


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 2.228 2.228
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -33.069 -4.784 0.000
y -4.784 -29.420 0.000
z 0.000 0.000 -29.449
Traceless
 xyz
x -3.634 -4.784 0.000
y -4.784 1.839 0.000
z 0.000 0.000 1.795
Polar
3z2-r23.591
x2-y2-3.649
xy-4.784
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.393 0.029 0.000
y 0.029 5.929 0.000
z 0.000 0.000 5.395


<r2> (average value of r2) Å2
<r2> 130.873
(<r2>)1/2 11.440