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

using model chemistry: TPSSh/6-31G(2df,p)

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/6-31G(2df,p)
 hartrees
Energy at 0K-317.621757
Energy at 298.15K 
HF Energy-317.621757
Nuclear repulsion energy188.349688
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/6-31G(2df,p)
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 3091 2983 43.31 47.54 0.71 0.83
2 A 3044 2938 9.59 229.86 0.01 0.02
3 A 3033 2926 1.26 55.97 0.42 0.60
4 A 1521 1468 0.85 14.22 0.71 0.83
5 A 1468 1416 4.60 9.02 0.75 0.86
6 A 1440 1389 11.17 1.91 0.62 0.76
7 A 1309 1263 0.25 21.96 0.71 0.83
8 A 1245 1201 0.64 7.21 0.67 0.80
9 A 1122 1083 23.43 1.27 0.75 0.86
10 A 1012 976 37.36 4.67 0.70 0.82
11 A 871 840 0.01 10.51 0.13 0.23
12 A 528 509 2.92 0.57 0.68 0.81
13 A 234 226 2.99 0.18 0.26 0.41
14 A 85 82 2.61 0.02 0.61 0.76
15 B 3098 2990 47.15 13.23 0.75 0.86
16 B 3080 2972 15.42 106.53 0.75 0.86
17 B 3035 2929 78.35 41.38 0.75 0.86
18 B 1524 1471 3.00 0.00 0.75 0.86
19 B 1406 1357 13.27 2.56 0.75 0.86
20 B 1387 1338 0.44 0.25 0.75 0.86
21 B 1258 1214 6.39 1.03 0.75 0.86
22 B 1122 1082 25.50 0.47 0.75 0.86
23 B 1087 1049 78.44 3.35 0.75 0.86
24 B 962 928 17.87 3.77 0.75 0.86
25 B 769 742 1.39 0.75 0.75 0.86
26 B 401 387 5.85 0.22 0.75 0.86
27 B 177 171 8.97 0.07 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 19652.7 cm-1
Scaled (by 0.965) Zero Point Vibrational Energy (zpe) 18964.9 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/6-31G(2df,p)
ABC
0.30011 0.10070 0.09364

See section I.F.4 to change rotational constant units
Geometric Data calculated at TPSSh/6-31G(2df,p)

Point Group is C2

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.994
C2 0.000 1.260 0.141
C3 0.000 -1.260 0.141
F4 1.154 1.288 -0.633
F5 -1.154 -1.288 -0.633
H6 0.885 -0.005 1.641
H7 -0.885 0.005 1.641
H8 -0.862 1.266 -0.535
H9 -0.018 2.164 0.760
H10 0.862 -1.266 -0.535
H11 0.018 -2.164 0.760

Atom - Atom Distances (Å)
  C1 C2 C3 F4 F5 H6 H7 H8 H9 H10 H11
C11.52181.52182.37392.37391.09641.09642.16432.17682.16432.1768
C21.52182.51981.38912.90142.15292.14691.09521.09592.75303.4795
C31.52182.51982.90141.38912.14692.15292.75303.47951.09521.0959
F42.37391.38912.90143.45752.62913.31232.01812.01992.57193.8911
F52.37392.90141.38913.45753.31232.62912.57193.89112.01812.0199
H61.09642.15292.14692.62913.31231.77073.06652.50962.51492.4878
H71.09642.14692.15293.31232.62911.77072.51492.48783.06652.5096
H82.16431.09522.75302.01812.57193.06652.51491.78743.06303.7703
H92.17681.09593.47952.01993.89112.50962.48781.78743.77034.3282
H102.16432.75301.09522.57192.01812.51493.06653.06303.77031.7874
H112.17683.47951.09593.89112.01992.48782.50963.77034.32821.7874

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 109.191 C1 C2 H8 110.523
C1 C2 H9 111.477 C1 C3 F5 109.191
C1 C3 H10 110.523 C1 C3 H11 111.477
C2 C1 C3 111.762 C2 C1 H6 109.558
C2 C1 H7 109.085 C3 C1 H6 109.085
C3 C1 H7 109.558 F4 C2 H8 108.065
F4 C2 H9 108.171 F5 C3 H10 108.065
F5 C3 H11 108.171 H6 C1 H7 107.705
H8 C2 H9 109.321 H10 C3 H11 109.321
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at TPSSh/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.301      
2 C -0.064      
3 C -0.064      
4 F -0.185      
5 F -0.185      
6 H 0.137      
7 H 0.137      
8 H 0.139      
9 H 0.125      
10 H 0.139      
11 H 0.125      


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 1.842 1.842
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 5.116 0.033 0.000
y 0.033 5.840 0.000
z 0.000 0.000 5.181


<r2> (average value of r2) Å2
<r2> 127.359
(<r2>)1/2 11.285