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

using model chemistry: PBEPBEultrafine/cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2 1A
Energy calculated at PBEPBEultrafine/cc-pVTZ
 hartrees
Energy at 0K-317.371911
Energy at 298.15K 
HF Energy-317.371911
Nuclear repulsion energy186.418776
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 PBEPBEultrafine/cc-pVTZ
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 3020 2999 33.97 51.52 0.63 0.77
2 A 2973 2952 4.71 322.86 0.00 0.01
3 A 2965 2945 2.19 42.02 0.75 0.86
4 A 1458 1448 0.54 11.58 0.70 0.82
5 A 1399 1389 7.65 5.89 0.75 0.86
6 A 1378 1369 7.27 1.77 0.24 0.39
7 A 1268 1260 0.44 14.67 0.67 0.80
8 A 1198 1190 0.56 6.40 0.67 0.80
9 A 1087 1079 17.13 1.65 0.73 0.84
10 A 969 962 46.23 4.05 0.75 0.86
11 A 853 848 0.03 8.30 0.10 0.18
12 A 515 512 2.85 0.64 0.68 0.81
13 A 238 236 3.43 0.32 0.28 0.44
14 A 86 85 3.22 0.06 0.68 0.81
15 B 3023 3003 28.87 19.92 0.75 0.86
16 B 3007 2986 17.92 108.39 0.75 0.86
17 B 2967 2947 63.88 39.72 0.75 0.86
18 B 1457 1447 4.94 0.08 0.75 0.86
19 B 1353 1344 8.82 1.07 0.75 0.86
20 B 1339 1330 0.97 0.45 0.75 0.86
21 B 1211 1203 5.78 1.29 0.75 0.86
22 B 1084 1076 10.47 0.46 0.75 0.86
23 B 1042 1034 100.89 2.59 0.75 0.86
24 B 931 924 29.50 3.04 0.75 0.86
25 B 756 750 2.13 0.79 0.75 0.86
26 B 403 401 7.04 0.36 0.75 0.86
27 B 172 171 8.52 0.14 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 19076.7 cm-1
Scaled (by 0.9931) Zero Point Vibrational Energy (zpe) 18945.1 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 PBEPBEultrafine/cc-pVTZ
ABC
0.31056 0.09458 0.08942

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBEPBEultrafine/cc-pVTZ

Point Group is C2

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.963
C2 0.000 1.267 0.127
C3 0.000 -1.267 0.127
F4 1.197 1.354 -0.604
F5 -1.197 -1.354 -0.604
H6 0.887 -0.006 1.617
H7 -0.887 0.006 1.617
H8 -0.832 1.265 -0.593
H9 -0.069 2.164 0.761
H10 0.832 -1.265 -0.593
H11 0.069 -2.164 0.761

Atom - Atom Distances (Å)
  C1 C2 C3 F4 F5 H6 H7 H8 H9 H10 H11
C11.51751.51752.39262.39261.10181.10182.17152.17422.17152.1742
C21.51752.53301.40542.97262.15042.14371.10051.10062.76023.4889
C31.51752.53302.97261.40542.14372.15042.76023.48891.10051.1006
F42.39261.40542.97263.61442.62333.33102.03002.03012.64463.9386
F52.39262.97261.40543.61443.33102.62332.64463.93862.03002.0301
H61.10182.15042.14372.62333.33101.77373.07472.52042.54472.4615
H71.10182.14372.15043.33102.62331.77372.54472.46153.07472.5204
H82.17151.10052.76022.03002.64463.07472.54471.79563.02743.7948
H92.17421.10063.48892.03013.93862.52042.46151.79563.79484.3296
H102.17152.76021.10052.64462.03002.54473.07473.02743.79481.7956
H112.17423.48891.10063.93862.03012.46152.52043.79484.32961.7956

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 111.077
C1 C2 H9 111.294 C1 C3 F5 109.821
C1 C3 H10 111.077 C1 C3 H11 111.294
C2 C1 C3 113.144 C2 C1 H6 109.340
C2 C1 H7 108.820 C3 C1 H6 108.820
C3 C1 H7 109.340 F4 C2 H8 107.589
F4 C2 H9 107.596 F5 C3 H10 107.589
F5 C3 H11 107.596 H6 C1 H7 107.207
H8 C2 H9 109.331 H10 C3 H11 109.331
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBEultrafine/cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.189      
2 C 0.105      
3 C 0.105      
4 F -0.223      
5 F -0.223      
6 H 0.087      
7 H 0.087      
8 H 0.061      
9 H 0.065      
10 H 0.061      
11 H 0.065      


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 1.887 1.887
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -32.371 -4.009 0.000
y -4.009 -29.593 0.000
z 0.000 0.000 -29.407
Traceless
 xyz
x -2.871 -4.009 0.000
y -4.009 1.296 0.000
z 0.000 0.000 1.575
Polar
3z2-r23.150
x2-y2-2.778
xy-4.009
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.635 -0.009 0.000
y -0.009 6.420 0.000
z 0.000 0.000 5.708


<r2> (average value of r2) Å2
<r2> 132.022
(<r2>)1/2 11.490