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: B97D3/6-311G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2 1A
Energy calculated at B97D3/6-311G*
 hartrees
Energy at 0K-317.517898
Energy at 298.15K 
HF Energy-317.517898
Nuclear repulsion energy186.429604
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 B97D3/6-311G*
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 3051 3051 52.44 51.06 0.75 0.86
2 A 2998 2998 6.94 256.43 0.01 0.02
3 A 2979 2979 11.04 65.31 0.39 0.56
4 A 1497 1497 0.46 14.15 0.73 0.85
5 A 1442 1442 8.15 7.81 0.73 0.84
6 A 1418 1418 11.46 2.72 0.42 0.59
7 A 1298 1298 0.12 21.04 0.70 0.83
8 A 1228 1228 0.95 9.79 0.71 0.83
9 A 1098 1098 13.23 2.00 0.74 0.85
10 A 968 968 55.65 4.19 0.75 0.86
11 A 851 851 0.22 8.23 0.13 0.23
12 A 528 528 3.98 0.76 0.71 0.83
13 A 243 243 3.53 0.35 0.26 0.42
14 A 87 87 3.76 0.03 0.65 0.79
15 B 3053 3053 49.52 39.76 0.75 0.86
16 B 3022 3022 36.11 94.20 0.75 0.86
17 B 2992 2992 86.16 48.67 0.75 0.86
18 B 1499 1499 3.66 0.01 0.75 0.86
19 B 1390 1390 12.81 2.37 0.75 0.86
20 B 1375 1375 2.25 0.64 0.75 0.86
21 B 1240 1240 5.57 1.48 0.75 0.86
22 B 1103 1103 13.49 0.36 0.75 0.86
23 B 1043 1043 86.91 3.05 0.75 0.86
24 B 941 941 45.44 3.60 0.75 0.86
25 B 767 767 4.54 0.95 0.75 0.86
26 B 412 412 7.21 0.51 0.75 0.86
27 B 188 188 9.99 0.13 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 19354.0 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 19354.0 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 B97D3/6-311G*
ABC
0.30458 0.09584 0.08994

See section I.F.4 to change rotational constant units
Geometric Data calculated at B97D3/6-311G*

Point Group is C2

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.975
C2 0.000 1.270 0.139
C3 0.000 -1.270 0.139
F4 1.182 1.341 -0.622
F5 -1.182 -1.341 -0.622
H6 0.886 -0.007 1.627
H7 -0.886 0.007 1.627
H8 -0.844 1.282 -0.561
H9 -0.037 2.165 0.774
H10 0.844 -1.282 -0.561
H11 0.037 -2.165 0.774

Atom - Atom Distances (Å)
  C1 C2 C3 F4 F5 H6 H7 H8 H9 H10 H11
C11.52071.52072.39672.39671.10011.10012.17152.17482.17152.1748
C21.52072.54071.40732.96552.15192.14391.09681.09812.77793.4940
C31.52072.54072.96551.40732.14392.15192.77793.49401.09681.0981
F42.39671.40732.96553.57452.63883.33372.02752.02822.64503.9438
F52.39672.96551.40733.57453.33372.63882.64503.94382.02752.0282
H61.10012.15192.14392.63883.33371.77153.07292.50932.53332.4713
H71.10012.14392.15193.33372.63881.77152.53332.47133.07292.5093
H82.17151.09682.77792.02752.64503.07292.53331.79333.06953.8003
H92.17481.09813.49402.02823.94382.50932.47131.79333.80034.3312
H102.17152.77791.09682.64502.02752.53333.07293.06953.80031.7933
H112.17483.49401.09813.94382.02822.47132.50933.80034.33121.7933

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 109.821 C1 C2 H8 111.084
C1 C2 H9 111.278 C1 C3 F5 109.821
C1 C3 H10 111.084 C1 C3 H11 111.278
C2 C1 C3 113.314 C2 C1 H6 109.339
C2 C1 H7 108.712 C3 C1 H6 108.712
C3 C1 H7 109.339 F4 C2 H8 107.477
F4 C2 H9 107.463 F5 C3 H10 107.477
F5 C3 H11 107.463 H6 C1 H7 107.247
H8 C2 H9 109.578 H10 C3 H11 109.578
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B97D3/6-311G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.477      
2 C -0.085      
3 C -0.085      
4 F -0.275      
5 F -0.275      
6 H 0.206      
7 H 0.206      
8 H 0.201      
9 H 0.192      
10 H 0.201      
11 H 0.192      


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 2.034 2.034
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -32.135 -4.155 0.000
y -4.155 -29.195 0.000
z 0.000 0.000 -29.315
Traceless
 xyz
x -2.880 -4.155 0.000
y -4.155 1.529 0.000
z 0.000 0.000 1.350
Polar
3z2-r22.701
x2-y2-2.939
xy-4.155
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.099 -0.038 0.000
y -0.038 5.762 0.000
z 0.000 0.000 5.180


<r2> (average value of r2) Å2
<r2> 131.418
(<r2>)1/2 11.464