return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

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

using model chemistry: B97D3/6-31G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2 1A
Energy calculated at B97D3/6-31G
 hartrees
Energy at 0K-317.364186
Energy at 298.15K 
HF Energy-317.364186
Nuclear repulsion energy184.567005
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 B97D3/6-31G
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 3096 3096 40.70 49.58 0.75 0.86
2 A 3029 3029 2.98 227.27 0.01 0.03
3 A 3002 3002 11.04 69.94 0.28 0.44
4 A 1523 1523 0.62 21.07 0.72 0.84
5 A 1486 1486 7.61 11.90 0.74 0.85
6 A 1418 1418 8.27 3.43 0.72 0.84
7 A 1305 1305 0.41 27.07 0.71 0.83
8 A 1211 1211 0.35 17.33 0.74 0.85
9 A 1100 1100 5.36 3.38 0.75 0.86
10 A 940 940 40.97 6.19 0.75 0.86
11 A 854 854 1.91 9.65 0.08 0.15
12 A 526 526 3.30 1.19 0.70 0.83
13 A 248 248 5.44 0.38 0.40 0.57
14 A 89 89 4.82 0.08 0.70 0.83
15 B 3096 3096 34.52 43.08 0.75 0.86
16 B 3054 3054 32.19 78.60 0.75 0.86
17 B 3023 3023 69.53 51.81 0.75 0.86
18 B 1526 1526 4.05 0.09 0.75 0.86
19 B 1406 1406 2.06 0.64 0.75 0.86
20 B 1386 1386 9.47 5.23 0.75 0.86
21 B 1211 1211 5.24 2.58 0.75 0.86
22 B 1117 1117 11.40 1.03 0.75 0.86
23 B 1052 1052 33.97 2.39 0.75 0.86
24 B 928 928 52.39 4.95 0.75 0.86
25 B 778 778 5.75 1.72 0.75 0.86
26 B 400 400 8.36 0.50 0.75 0.86
27 B 189 189 14.27 0.16 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 19496.7 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 19496.7 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 B97D3/6-31G
ABC
0.29050 0.09570 0.08978

See section I.F.4 to change rotational constant units
Geometric Data calculated at B97D3/6-31G

Point Group is C2

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.995
C2 0.000 1.268 0.149
C3 0.000 -1.268 0.149
F4 1.226 1.305 -0.637
F5 -1.226 -1.305 -0.637
H6 0.888 -0.007 1.647
H7 -0.888 0.007 1.647
H8 -0.840 1.270 -0.557
H9 -0.019 2.174 0.769
H10 0.840 -1.270 -0.557
H11 0.019 -2.174 0.769

Atom - Atom Distances (Å)
  C1 C2 C3 F4 F5 H6 H7 H8 H9 H10 H11
C11.52401.52402.42272.42271.10131.10132.17402.18582.17402.1858
C21.52402.53541.45702.95612.15772.14951.09691.09812.76493.4971
C31.52402.53542.95611.45702.14952.15772.76493.49711.09691.0981
F42.42271.45702.95613.58072.65543.37172.06772.06942.60503.9415
F52.42272.95611.45703.58073.37172.65542.60503.94152.06772.0694
H61.10132.15772.14952.65543.37171.77553.07732.51972.54022.4944
H71.10132.14952.15773.37172.65541.77552.54022.49443.07732.5197
H82.17401.09692.76492.06772.60503.07732.54021.80203.04563.7891
H92.18581.09813.49712.06943.94152.51972.49441.80203.78914.3482
H102.17402.76491.09692.60502.06772.54023.07733.04563.78911.8020
H112.18583.49711.09813.94152.06942.49442.51973.78914.34821.8020

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 108.706 C1 C2 H8 111.040
C1 C2 H9 111.920 C1 C3 F5 108.706
C1 C3 H10 111.040 C1 C3 H11 111.920
C2 C1 C3 112.573 C2 C1 H6 109.493
C2 C1 H7 108.859 C3 C1 H6 108.859
C3 C1 H7 109.493 F4 C2 H8 107.276
F4 C2 H9 107.343 F5 C3 H10 107.276
F5 C3 H11 107.343 H6 C1 H7 107.433
H8 C2 H9 110.360 H10 C3 H11 110.360
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B97D3/6-31G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.332      
2 C 0.032      
3 C 0.032      
4 F -0.345      
5 F -0.345      
6 H 0.162      
7 H 0.162      
8 H 0.168      
9 H 0.149      
10 H 0.168      
11 H 0.149      


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 2.400 2.400
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -32.666 -4.891 0.000
y -4.891 -28.486 0.000
z 0.000 0.000 -29.095
Traceless
 xyz
x -3.876 -4.891 0.000
y -4.891 2.395 0.000
z 0.000 0.000 1.481
Polar
3z2-r22.962
x2-y2-4.180
xy-4.891
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.843 0.039 0.000
y 0.039 5.190 0.000
z 0.000 0.000 4.761


<r2> (average value of r2) Å2
<r2> 132.179
(<r2>)1/2 11.497