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

using model chemistry: B3LYP/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 B3LYP/6-31G
 hartrees
Energy at 0K-317.533350
Energy at 298.15K 
HF Energy-317.533350
Nuclear repulsion energy185.677944
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 B3LYP/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 3155 3035 29.99 49.08 0.75 0.85
2 A 3091 2974 1.63 196.81 0.02 0.03
3 A 3058 2941 9.31 75.65 0.22 0.36
4 A 1551 1493 0.81 20.88 0.73 0.84
5 A 1514 1457 8.18 11.81 0.75 0.85
6 A 1446 1391 8.08 2.91 0.74 0.85
7 A 1328 1277 0.23 27.20 0.71 0.83
8 A 1235 1188 0.60 16.61 0.74 0.85
9 A 1122 1080 6.57 3.12 0.75 0.86
10 A 972 935 40.16 6.71 0.74 0.85
11 A 878 845 1.27 10.19 0.09 0.16
12 A 536 516 3.49 1.14 0.70 0.83
13 A 249 239 5.96 0.34 0.38 0.55
14 A 91 87 4.97 0.07 0.69 0.82
15 B 3154 3034 26.10 44.07 0.75 0.86
16 B 3106 2988 36.46 55.71 0.75 0.86
17 B 3085 2968 42.68 62.19 0.75 0.86
18 B 1554 1495 5.28 0.11 0.75 0.86
19 B 1436 1382 2.16 0.52 0.75 0.86
20 B 1414 1361 9.83 4.46 0.75 0.86
21 B 1235 1188 6.33 2.00 0.75 0.86
22 B 1142 1098 11.38 1.39 0.75 0.86
23 B 1082 1040 39.10 3.07 0.75 0.86
24 B 956 919 47.42 5.04 0.75 0.86
25 B 796 766 4.56 1.56 0.75 0.86
26 B 404 389 8.95 0.47 0.75 0.86
27 B 186 179 15.38 0.13 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 19886.9 cm-1
Scaled (by 0.962) Zero Point Vibrational Energy (zpe) 19131.2 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 B3LYP/6-31G
ABC
0.29112 0.09766 0.09145

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/6-31G

Point Group is C2

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.996
C2 0.000 1.261 0.149
C3 0.000 -1.261 0.149
F4 1.216 1.283 -0.637
F5 -1.216 -1.283 -0.637
H6 0.885 -0.005 1.646
H7 -0.885 0.005 1.646
H8 -0.839 1.265 -0.551
H9 -0.010 2.168 0.760
H10 0.839 -1.265 -0.551
H11 0.010 -2.168 0.760

Atom - Atom Distances (Å)
  C1 C2 C3 F4 F5 H6 H7 H8 H9 H10 H11
C11.51931.51932.40732.40731.09721.09722.16762.18062.16762.1806
C21.51932.52191.44842.92742.15082.14451.09241.09332.75243.4826
C31.51932.52192.92741.44842.14452.15082.75243.48261.09241.0933
F42.40731.44842.92743.53582.64253.35532.05692.05872.57783.9133
F52.40732.92741.44843.53583.35532.64252.57783.91332.05692.0587
H61.09722.15082.14452.64253.35531.76903.06742.51162.53262.4950
H71.09722.14452.15083.35532.64251.76902.53262.49503.06742.5116
H82.16761.09242.75242.05692.57783.06742.53261.79383.03643.7715
H92.18061.09333.48262.05873.91332.51162.49501.79383.77154.3355
H102.16762.75241.09242.57782.05692.53263.06743.03643.77151.7938
H112.18063.48261.09333.91332.05872.49502.51163.77154.33551.7938

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 108.399 C1 C2 H8 111.140
C1 C2 H9 112.138 C1 C3 F5 108.399
C1 C3 H10 111.140 C1 C3 H11 112.138
C2 C1 C3 112.191 C2 C1 H6 109.518
C2 C1 H7 109.027 C3 C1 H6 109.027
C3 C1 H7 109.518 F4 C2 H8 107.274
F4 C2 H9 107.365 F5 C3 H10 107.274
F5 C3 H11 107.365 H6 C1 H7 107.443
H8 C2 H9 110.310 H10 C3 H11 110.310
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/6-31G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.314      
2 C 0.053      
3 C 0.053      
4 F -0.358      
5 F -0.358      
6 H 0.155      
7 H 0.155      
8 H 0.164      
9 H 0.143      
10 H 0.164      
11 H 0.143      


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 2.467 2.467
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -32.890 -4.926 0.000
y -4.926 -28.432 0.000
z 0.000 0.000 -29.258
Traceless
 xyz
x -4.045 -4.926 0.000
y -4.926 2.642 0.000
z 0.000 0.000 1.403
Polar
3z2-r22.805
x2-y2-4.458
xy-4.926
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.717 0.025 0.000
y 0.025 4.999 0.000
z 0.000 0.000 4.621


<r2> (average value of r2) Å2
<r2> 130.483
(<r2>)1/2 11.423