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

using model chemistry: HF/Def2TZVPP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2 1A
Energy calculated at HF/Def2TZVPP
 hartrees
Energy at 0K-316.103468
Energy at 298.15K 
HF Energy-316.103468
Nuclear repulsion energy188.965784
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 HF/Def2TZVPP
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 3259 2954 41.85 41.42 0.75 0.86
2 A 3212 2911 5.99 250.84 0.01 0.03
3 A 3172 2875 11.45 79.80 0.20 0.34
4 A 1646 1492 0.32 7.92 0.74 0.85
5 A 1584 1436 9.65 5.39 0.65 0.79
6 A 1566 1419 8.82 1.31 0.05 0.10
7 A 1424 1290 1.84 12.95 0.67 0.80
8 A 1350 1224 1.21 4.40 0.59 0.74
9 A 1227 1112 28.48 2.25 0.67 0.80
10 A 1100 997 55.23 3.98 0.74 0.85
11 A 919 833 0.08 11.82 0.09 0.17
12 A 572 519 4.27 0.52 0.67 0.80
13 A 260 236 4.44 0.28 0.21 0.35
14 A 89 81 4.90 0.03 0.75 0.86
15 B 3258 2954 36.88 42.21 0.75 0.86
16 B 3217 2916 81.06 36.97 0.75 0.86
17 B 3202 2902 26.38 70.90 0.75 0.86
18 B 1645 1491 2.94 0.07 0.75 0.86
19 B 1551 1406 17.10 0.01 0.75 0.86
20 B 1516 1374 3.23 0.51 0.75 0.86
21 B 1374 1246 7.37 0.57 0.75 0.86
22 B 1214 1100 49.14 0.92 0.75 0.86
23 B 1181 1071 118.81 3.82 0.75 0.86
24 B 1039 941 28.40 2.80 0.75 0.86
25 B 851 771 5.74 1.12 0.75 0.86
26 B 450 408 9.55 0.27 0.75 0.86
27 B 194 176 10.72 0.07 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 21034.5 cm-1
Scaled (by 0.9064) Zero Point Vibrational Energy (zpe) 19065.7 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 HF/Def2TZVPP
ABC
0.32059 0.09663 0.09125

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/Def2TZVPP

Point Group is C2

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.952
C2 0.000 1.266 0.123
C3 0.000 -1.266 0.123
F4 1.162 1.350 -0.596
F5 -1.162 -1.350 -0.596
H6 0.875 -0.006 1.594
H7 -0.875 0.006 1.594
H8 -0.822 1.280 -0.578
H9 -0.056 2.141 0.755
H10 0.822 -1.280 -0.578
H11 0.056 -2.141 0.755

Atom - Atom Distances (Å)
  C1 C2 C3 F4 F5 H6 H7 H8 H9 H10 H11
C11.51301.51302.36042.36041.08491.08492.15782.15102.15782.1510
C21.51302.53141.36932.95142.13172.12471.08061.08132.76563.4655
C31.51302.53142.95141.36932.12472.13172.76563.46551.08061.0813
F42.36041.36932.95143.56252.59173.27911.98501.98432.65223.9038
F52.36042.95141.36933.56253.27912.59172.65223.90381.98501.9843
H61.08492.13172.12472.59173.27911.75043.04132.48612.51842.4356
H71.08492.12472.13173.27912.59171.75042.51842.43563.04132.4861
H82.15781.08062.76561.98502.65223.04132.51841.76233.04243.7756
H92.15101.08133.46551.98433.90382.48612.43561.76233.77564.2840
H102.15782.76561.08062.65221.98502.51843.04133.04243.77561.7623
H112.15103.46551.08133.90381.98432.43562.48613.77564.28401.7623

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 109.856 C1 C2 H8 111.520
C1 C2 H9 110.921 C1 C3 F5 109.856
C1 C3 H10 111.520 C1 C3 H11 110.921
C2 C1 C3 113.552 C2 C1 H6 109.170
C2 C1 H7 108.616 C3 C1 H6 108.616
C3 C1 H7 109.170 F4 C2 H8 107.652
F4 C2 H9 107.552 F5 C3 H10 107.652
F5 C3 H11 107.552 H6 C1 H7 107.549
H8 C2 H9 109.205 H10 C3 H11 109.205
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/Def2TZVPP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.073      
2 C 0.212      
3 C 0.212      
4 F -0.315      
5 F -0.315      
6 H 0.040      
7 H 0.040      
8 H 0.054      
9 H 0.045      
10 H 0.054      
11 H 0.045      


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 2.151 2.151
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -32.684 -4.689 0.000
y -4.689 -29.231 0.000
z 0.000 0.000 -29.245
Traceless
 xyz
x -3.446 -4.689 0.000
y -4.689 1.734 0.000
z 0.000 0.000 1.713
Polar
3z2-r23.425
x2-y2-3.454
xy-4.689
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.103 -0.003 0.000
y -0.003 5.636 0.000
z 0.000 0.000 5.121


<r2> (average value of r2) Å2
<r2> 129.566
(<r2>)1/2 11.383