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

using model chemistry: B3LYP/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 B3LYP/6-31+G**
 hartrees
Energy at 0K-317.635105
Energy at 298.15K 
HF Energy-317.635105
Nuclear repulsion energy186.132433
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/6-31+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 3128 3016 26.38 48.49 0.74 0.85
2 A 3072 2962 4.21 241.81 0.02 0.04
3 A 3042 2933 8.78 94.39 0.16 0.28
4 A 1514 1460 0.38 12.18 0.75 0.86
5 A 1461 1409 9.42 6.99 0.74 0.85
6 A 1427 1376 10.00 1.56 0.35 0.52
7 A 1308 1261 0.46 17.23 0.70 0.83
8 A 1235 1191 0.75 6.47 0.68 0.81
9 A 1115 1075 15.60 1.63 0.75 0.86
10 A 984 949 57.45 5.87 0.66 0.79
11 A 865 834 0.52 10.13 0.10 0.17
12 A 528 509 3.68 0.74 0.68 0.81
13 A 242 233 4.91 0.30 0.21 0.35
14 A 84 81 4.93 0.09 0.74 0.85
15 B 3128 3016 22.27 51.95 0.75 0.86
16 B 3088 2978 33.73 64.52 0.75 0.86
17 B 3067 2957 46.66 52.74 0.75 0.86
18 B 1513 1459 4.66 0.08 0.75 0.86
19 B 1411 1360 10.74 0.81 0.75 0.86
20 B 1388 1339 6.17 1.05 0.75 0.86
21 B 1249 1204 5.22 1.11 0.75 0.86
22 B 1116 1076 11.72 1.05 0.75 0.86
23 B 1063 1025 110.52 3.19 0.75 0.86
24 B 952 918 49.39 3.64 0.75 0.86
25 B 781 753 4.70 1.14 0.75 0.86
26 B 414 399 8.78 0.39 0.75 0.86
27 B 173 166 10.97 0.11 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 19673.6 cm-1
Scaled (by 0.9642) Zero Point Vibrational Energy (zpe) 18969.2 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/6-31+G**
ABC
0.31069 0.09390 0.08891

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

Point Group is C2

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.960
C2 0.000 1.272 0.129
C3 0.000 -1.272 0.129
F4 1.202 1.358 -0.604
F5 -1.202 -1.358 -0.604
H6 0.884 -0.006 1.611
H7 -0.884 0.006 1.611
H8 -0.819 1.285 -0.595
H9 -0.053 2.163 0.763
H10 0.819 -1.285 -0.595
H11 0.053 -2.163 0.763

Atom - Atom Distances (Å)
  C1 C2 C3 F4 F5 H6 H7 H8 H9 H10 H11
C11.51931.51932.39532.39531.09751.09752.17762.17262.17762.1726
C21.51932.54391.41102.98342.14712.13951.09381.09432.78083.4932
C31.51932.54392.98341.41102.13952.14712.78083.49321.09381.0943
F42.39531.41102.98343.62772.62093.32942.02262.02262.67063.9480
F52.39532.98341.41103.62773.32942.62092.67063.94802.02262.0226
H61.09752.14712.13952.62093.32941.76793.07162.51072.55062.4619
H71.09752.13952.14713.32942.62091.76792.55062.46193.07162.5107
H82.17761.09382.78082.02262.67063.07162.55061.78953.04733.8067
H92.17261.09433.49322.02263.94802.51072.46191.78953.80674.3272
H102.17762.78081.09382.67062.02262.55063.07163.04733.80671.7895
H112.17263.49321.09433.94802.02262.46192.51073.80674.32721.7895

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 109.603 C1 C2 H8 111.853
C1 C2 H9 111.422 C1 C3 F5 109.603
C1 C3 H10 111.853 C1 C3 H11 111.422
C2 C1 C3 113.688 C2 C1 H6 109.209
C2 C1 H7 108.618 C3 C1 H6 108.618
C3 C1 H7 109.209 F4 C2 H8 107.027
F4 C2 H9 106.991 F5 C3 H10 107.027
F5 C3 H11 106.991 H6 C1 H7 107.308
H8 C2 H9 109.733 H10 C3 H11 109.733
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.289      
2 C 0.029      
3 C 0.029      
4 F -0.339      
5 F -0.339      
6 H 0.162      
7 H 0.162      
8 H 0.156      
9 H 0.136      
10 H 0.156      
11 H 0.136      


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 2.286 2.286
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -33.573 -5.047 0.000
y -5.047 -29.726 0.000
z 0.000 0.000 -29.688
Traceless
 xyz
x -3.866 -5.047 0.000
y -5.047 1.904 0.000
z 0.000 0.000 1.961
Polar
3z2-r23.923
x2-y2-3.847
xy-5.047
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.490 0.049 0.000
y 0.049 6.010 0.000
z 0.000 0.000 5.475


<r2> (average value of r2) Å2
<r2> 132.926
(<r2>)1/2 11.529