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

using model chemistry: G3B3

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2 1A
Energy calculated at G3B3
 hartrees
Energy at 0K-317.405176
Energy at 298.15K-317.398619
HF Energy-317.597553
Nuclear repulsion energy187.905825
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 B3LYP/6-31G*
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 3114 2991 42.56 47.33 0.75 0.86
2 A 3066 2944 7.07 220.63 0.00 0.01
3 A 3052 2930 5.06 46.14 0.60 0.75
4 A 1545 1484 0.99 17.51 0.72 0.84
5 A 1493 1434 6.18 11.11 0.75 0.86
6 A 1461 1403 15.04 3.00 0.71 0.83
7 A 1324 1271 0.03 26.91 0.71 0.83
8 A 1256 1206 0.79 10.46 0.71 0.83
9 A 1132 1088 20.18 1.66 0.75 0.85
10 A 1022 981 41.61 5.24 0.70 0.82
11 A 879 844 0.00 9.67 0.16 0.27
12 A 545 523 3.49 0.70 0.72 0.84
13 A 248 238 3.37 0.20 0.26 0.41
14 A 89 85 2.95 0.01 0.51 0.68
15 B 3117 2993 46.80 24.49 0.75 0.86
16 B 3094 2971 20.12 93.28 0.75 0.86
17 B 3061 2939 73.40 46.11 0.75 0.86
18 B 1548 1487 3.49 0.07 0.75 0.86
19 B 1430 1373 14.95 3.51 0.75 0.86
20 B 1414 1358 3.60 0.66 0.75 0.86
21 B 1267 1217 6.37 1.24 0.75 0.86
22 B 1137 1092 23.99 0.43 0.75 0.86
23 B 1096 1053 78.96 4.10 0.75 0.86
24 B 978 940 23.72 4.07 0.75 0.86
25 B 789 758 2.21 0.91 0.75 0.86
26 B 416 399 6.61 0.29 0.75 0.86
27 B 194 187 10.28 0.07 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 19883.1 cm-1
Scaled (by 0.9603) Zero Point Vibrational Energy (zpe) 19093.7 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 B3LYP/6-31G*
ABC
0.29912 0.10005 0.09301

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/6-31G*

Point Group is C2

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.992
C2 0.000 1.262 0.145
C3 0.000 -1.262 0.145
F4 1.157 1.294 -0.636
F5 -1.157 -1.294 -0.636
H6 0.885 -0.005 1.641
H7 -0.885 0.005 1.641
H8 -0.864 1.275 -0.528
H9 -0.016 2.163 0.770
H10 0.864 -1.275 -0.528
H11 0.016 -2.163 0.770

Atom - Atom Distances (Å)
  C1 C2 C3 F4 F5 H6 H7 H8 H9 H10 H11
C11.52021.52022.37972.37971.09751.09752.16412.17422.16412.1742
C21.52022.52431.39572.91242.15132.14551.09531.09632.76373.4815
C31.52022.52432.91241.39572.14552.15132.76373.48151.09531.0963
F42.37971.39572.91243.47142.63563.31892.02392.02602.58843.9023
F52.37972.91241.39573.47143.31892.63562.58843.90232.02392.0260
H61.09752.15132.14552.63563.31891.77003.06652.50402.51362.4841
H71.09752.14552.15133.31892.63561.77002.51362.48413.06652.5040
H82.16411.09532.76372.02392.58843.06652.51361.78633.08133.7787
H92.17421.09633.48152.02603.90232.50402.48411.78633.77874.3256
H102.16412.76371.09532.58842.02392.51363.06653.08133.77871.7863
H112.17423.48151.09633.90232.02602.48412.50403.77874.32561.7863

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 109.310 C1 C2 H8 110.633
C1 C2 H9 111.348 C1 C3 F5 109.310
C1 C3 H10 110.633 C1 C3 H11 111.348
C2 C1 C3 112.245 C2 C1 H6 109.487
C2 C1 H7 109.008 C3 C1 H6 109.008
C3 C1 H7 109.487 F4 C2 H8 108.095
F4 C2 H9 108.169 F5 C3 H10 108.095
F5 C3 H11 108.169 H6 C1 H7 107.490
H8 C2 H9 109.195 H10 C3 H11 109.195
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.330      
2 C 0.049      
3 C 0.049      
4 F -0.321      
5 F -0.321      
6 H 0.152      
7 H 0.152      
8 H 0.150      
9 H 0.135      
10 H 0.150      
11 H 0.135      


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 1.948 1.948
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 0.000 0.000 0.000
y 0.000 0.000 0.000
z 0.000 0.000 0.000


<r2> (average value of r2) Å2
<r2> 128.102
(<r2>)1/2 11.318