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

using model chemistry: BLYP/TZVP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2 1A
Energy calculated at BLYP/TZVP
 hartrees
Energy at 0K-317.651948
Energy at 298.15K 
HF Energy-317.651948
Nuclear repulsion energy184.675059
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 BLYP/TZVP
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 3028 3020 32.39 47.14 0.74 0.85
2 A 2979 2971 3.52 270.93 0.02 0.03
3 A 2956 2948 7.28 91.82 0.18 0.31
4 A 1473 1469 0.50 12.78 0.72 0.83
5 A 1419 1416 7.10 6.57 0.75 0.86
6 A 1392 1389 8.55 2.31 0.47 0.64
7 A 1277 1273 0.10 19.04 0.70 0.82
8 A 1204 1201 0.78 9.19 0.70 0.82
9 A 1081 1078 8.79 1.85 0.73 0.85
10 A 927 924 57.01 4.96 0.74 0.85
11 A 831 829 0.85 8.98 0.10 0.18
12 A 514 513 3.86 0.87 0.73 0.84
13 A 237 236 4.05 0.48 0.24 0.38
14 A 82 82 4.44 0.07 0.74 0.85
15 B 3027 3020 24.91 48.74 0.75 0.86
16 B 2993 2986 38.36 68.10 0.75 0.86
17 B 2973 2966 47.31 56.58 0.75 0.86
18 B 1472 1468 4.21 0.09 0.75 0.86
19 B 1366 1362 10.76 1.93 0.75 0.86
20 B 1360 1356 1.82 0.75 0.75 0.86
21 B 1215 1212 3.64 1.92 0.75 0.86
22 B 1080 1077 11.46 0.39 0.75 0.86
23 B 1010 1007 69.87 2.47 0.75 0.86
24 B 913 911 69.17 3.85 0.75 0.86
25 B 756 754 7.16 1.54 0.75 0.86
26 B 405 404 8.32 0.56 0.75 0.86
27 B 170 170 10.15 0.11 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 19069.3 cm-1
Scaled (by 0.9975) Zero Point Vibrational Energy (zpe) 19021.7 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 BLYP/TZVP
ABC
0.30678 0.09210 0.08719

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

Point Group is C2

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.964
C2 0.000 1.280 0.133
C3 0.000 -1.280 0.133
F4 1.214 1.376 -0.610
F5 -1.214 -1.376 -0.610
H6 0.886 -0.008 1.618
H7 -0.886 0.008 1.618
H8 -0.825 1.294 -0.591
H9 -0.055 2.171 0.774
H10 0.825 -1.294 -0.591
H11 0.055 -2.171 0.774

Atom - Atom Distances (Å)
  C1 C2 C3 F4 F5 H6 H7 H8 H9 H10 H11
C11.52591.52592.41712.41711.10131.10132.18412.17952.18412.1795
C21.52592.56071.42653.01342.15602.14631.09771.09842.79833.5104
C31.52592.56073.01341.42652.14632.15602.79833.51041.09771.0984
F42.41711.42653.01343.66902.64323.35302.03992.03942.69763.9794
F52.41713.01341.42653.66903.35302.64322.69763.97942.03992.0394
H61.10132.15602.14632.64323.35301.77193.08212.51872.55642.4652
H71.10132.14632.15603.35302.64321.77192.55642.46523.08212.5187
H82.18411.09772.79832.03992.69763.08212.55641.79603.06823.8262
H92.17951.09843.51042.03943.97942.51872.46521.79603.82624.3426
H102.18412.79831.09772.69762.03992.55643.08213.06823.82621.7960
H112.17953.51041.09843.97942.03942.46522.51873.82624.34261.7960

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 109.860 C1 C2 H8 111.667
C1 C2 H9 111.255 C1 C3 F5 109.860
C1 C3 H10 111.667 C1 C3 H11 111.255
C2 C1 C3 114.083 C2 C1 H6 109.230
C2 C1 H7 108.480 C3 C1 H6 108.480
C3 C1 H7 109.230 F4 C2 H8 107.107
F4 C2 H9 107.030 F5 C3 H10 107.107
F5 C3 H11 107.030 H6 C1 H7 107.114
H8 C2 H9 109.730 H10 C3 H11 109.730
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/TZVP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.206      
2 C -0.013      
3 C -0.013      
4 F -0.251      
5 F -0.251      
6 H 0.119      
7 H 0.119      
8 H 0.127      
9 H 0.120      
10 H 0.127      
11 H 0.120      


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 2.188 2.188
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -33.524 -4.798 0.000
y -4.798 -30.056 0.000
z 0.000 0.000 -29.871
Traceless
 xyz
x -3.561 -4.798 0.000
y -4.798 1.641 0.000
z 0.000 0.000 1.919
Polar
3z2-r23.839
x2-y2-3.468
xy-4.798
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.637 0.030 0.000
y 0.030 6.273 0.000
z 0.000 0.000 5.661


<r2> (average value of r2) Å2
<r2> 135.030
(<r2>)1/2 11.620