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

using model chemistry: TPSSh/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 TPSSh/cc-pVTZ
 hartrees
Energy at 0K-317.731921
Energy at 298.15K 
HF Energy-317.731921
Nuclear repulsion energy187.183342
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 TPSSh/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 3096 2997 34.97 48.45 0.71 0.83
2 A 3045 2949 3.98 285.55 0.01 0.02
3 A 3029 2933 6.51 64.58 0.32 0.49
4 A 1521 1473 0.33 10.30 0.72 0.83
5 A 1463 1417 6.32 6.01 0.75 0.85
6 A 1430 1385 7.79 1.59 0.15 0.27
7 A 1310 1269 0.47 13.89 0.67 0.80
8 A 1238 1198 0.91 5.86 0.66 0.80
9 A 1120 1084 17.04 1.75 0.72 0.84
10 A 994 963 49.29 4.13 0.75 0.86
11 A 866 839 0.04 9.69 0.09 0.17
12 A 522 506 3.21 0.63 0.67 0.80
13 A 235 228 3.76 0.29 0.29 0.44
14 A 86 83 3.63 0.06 0.71 0.83
15 B 3096 2998 30.89 35.25 0.75 0.86
16 B 3072 2974 26.25 83.18 0.75 0.86
17 B 3040 2944 61.19 43.09 0.75 0.86
18 B 1520 1471 3.06 0.08 0.75 0.86
19 B 1404 1359 10.53 0.61 0.75 0.86
20 B 1390 1346 1.13 0.41 0.75 0.86
21 B 1251 1211 6.17 1.03 0.75 0.86
22 B 1116 1081 14.55 0.56 0.75 0.86
23 B 1068 1034 103.44 2.87 0.75 0.86
24 B 954 924 31.42 3.00 0.75 0.86
25 B 776 751 3.04 0.93 0.75 0.86
26 B 405 392 7.50 0.33 0.75 0.86
27 B 171 165 9.26 0.13 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 19607.7 cm-1
Scaled (by 0.9683) Zero Point Vibrational Energy (zpe) 18986.1 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 TPSSh/cc-pVTZ
ABC
0.31128 0.09569 0.09041

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

Point Group is C2

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.965
C2 0.000 1.264 0.127
C3 0.000 -1.264 0.127
F4 1.192 1.340 -0.604
F5 -1.192 -1.340 -0.604
H6 0.883 -0.005 1.612
H7 -0.883 0.005 1.612
H8 -0.823 1.267 -0.590
H9 -0.055 2.158 0.753
H10 0.823 -1.267 -0.590
H11 0.055 -2.158 0.753

Atom - Atom Distances (Å)
  C1 C2 C3 F4 F5 H6 H7 H8 H9 H10 H11
C11.51641.51642.38302.38301.09441.09442.16792.16872.16792.1687
C21.51642.52821.40062.95612.14332.13741.09181.09232.75613.4790
C31.51642.52822.95611.40062.13742.14332.75613.47901.09181.0923
F42.38301.40062.95613.58742.61053.31622.01642.01612.63283.9205
F52.38302.95611.40063.58743.31622.61052.63283.92052.01642.0161
H61.09442.14332.13742.61053.31621.76543.06192.50872.53862.4611
H71.09442.13742.14333.31622.61051.76542.53862.46113.06192.5087
H82.16791.09182.75612.01642.63283.06192.53861.78573.02073.7816
H92.16871.09233.47902.01613.92052.50872.46111.78573.78164.3167
H102.16792.75611.09182.63282.01642.53863.06193.02073.78161.7857
H112.16873.47901.09233.92052.01612.46112.50873.78164.31671.7857

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 109.491 C1 C2 H8 111.402
C1 C2 H9 111.440 C1 C3 F5 109.491
C1 C3 H10 111.402 C1 C3 H11 111.440
C2 C1 C3 112.943 C2 C1 H6 109.288
C2 C1 H7 108.827 C3 C1 H6 108.827
C3 C1 H7 109.288 F4 C2 H8 107.349
F4 C2 H9 107.300 F5 C3 H10 107.349
F5 C3 H11 107.300 H6 C1 H7 107.525
H8 C2 H9 109.690 H10 C3 H11 109.690
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at TPSSh/cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.140      
2 C 0.152      
3 C 0.152      
4 F -0.253      
5 F -0.253      
6 H 0.067      
7 H 0.067      
8 H 0.051      
9 H 0.054      
10 H 0.051      
11 H 0.054      


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 1.970 1.970
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.446 0.006 0.000
y 0.006 6.159 0.000
z 0.000 0.000 5.500


<r2> (average value of r2) Å2
<r2> 130.773
(<r2>)1/2 11.436