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

using model chemistry: B2PLYP/6-311+G(3df,2p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2 1A
Energy calculated at B2PLYP/6-311+G(3df,2p)
 hartrees
Energy at 0K-317.505776
Energy at 298.15K 
HF Energy-317.178584
Nuclear repulsion energy187.723478
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 B2PLYP/6-311+G(3df,2p)
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 3134 3134 23.05 42.02 0.73 0.84
2 A 3079 3079 4.41 255.02 0.01 0.03
3 A 3053 3053 6.61 85.35 0.15 0.26
4 A 1530 1530 0.46 7.55 0.74 0.85
5 A 1471 1471 8.30 4.11 0.73 0.85
6 A 1440 1440 7.16 1.02 0.07 0.12
7 A 1322 1322 1.00 10.39 0.63 0.77
8 A 1251 1251 0.73 3.81 0.57 0.73
9 A 1129 1129 16.87 1.39 0.75 0.86
10 A 1001 1001 53.70 4.51 0.63 0.77
11 A 878 878 0.21 11.11 0.06 0.12
12 A 536 536 3.19 0.58 0.63 0.78
13 A 246 246 4.52 0.33 0.19 0.31
14 A 84 84 4.27 0.11 0.73 0.84
15 B 3134 3134 20.51 39.12 0.75 0.86
16 B 3101 3101 25.42 60.58 0.75 0.86
17 B 3075 3075 47.49 39.01 0.75 0.86
18 B 1528 1528 5.13 0.13 0.75 0.86
19 B 1419 1419 10.16 0.10 0.75 0.86
20 B 1401 1401 1.21 0.40 0.75 0.86
21 B 1267 1267 6.20 0.53 0.75 0.86
22 B 1128 1128 11.23 0.80 0.75 0.86
23 B 1080 1080 105.57 2.96 0.75 0.86
24 B 965 965 39.09 2.77 0.75 0.86
25 B 787 787 3.24 0.86 0.75 0.86
26 B 418 418 8.31 0.30 0.75 0.86
27 B 181 181 10.37 0.11 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 19816.7 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 19816.7 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 B2PLYP/6-311+G(3df,2p)
ABC
0.31123 0.09665 0.09111

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP/6-311+G(3df,2p)

Point Group is C2

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.966
C2 0.000 1.261 0.130
C3 0.000 -1.261 0.130
F4 1.184 1.332 -0.607
F5 -1.184 -1.332 -0.607
H6 0.881 -0.006 1.611
H7 -0.881 0.006 1.611
H8 -0.825 1.270 -0.580
H9 -0.046 2.152 0.755
H10 0.825 -1.270 -0.580
H11 0.046 -2.152 0.755

Atom - Atom Distances (Å)
  C1 C2 C3 F4 F5 H6 H7 H8 H9 H10 H11
C11.51281.51282.37742.37741.09171.09172.16432.16252.16432.1625
C21.51282.52211.39672.94482.13872.13161.08851.08892.75563.4698
C31.51282.52212.94481.39672.13162.13872.75563.46981.08851.0889
F42.37741.39672.94483.56512.60863.30812.01002.01022.62773.9102
F52.37742.94481.39673.56513.30812.60862.62773.91022.01002.0102
H61.09172.13872.13162.60863.30811.76133.05602.49962.53042.4562
H71.09172.13162.13873.30812.60861.76132.53042.45623.05602.4996
H82.16431.08852.75562.01002.62773.05602.53041.77903.02943.7752
H92.16251.08893.46982.01023.91022.49962.45621.77903.77524.3044
H102.16432.75561.08852.62772.01002.53043.05603.02943.77521.7790
H112.16253.46981.08893.91022.01022.45622.49963.77524.30441.7790

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 109.527 C1 C2 H8 111.567
C1 C2 H9 111.398 C1 C3 F5 109.527
C1 C3 H10 111.567 C1 C3 H11 111.398
C2 C1 C3 112.939 C2 C1 H6 109.334
C2 C1 H7 108.777 C3 C1 H6 108.777
C3 C1 H7 109.334 F4 C2 H8 107.305
F4 C2 H9 107.291 F5 C3 H10 107.305
F5 C3 H11 107.291 H6 C1 H7 107.537
H8 C2 H9 109.576 H10 C3 H11 109.576
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B2PLYP/6-311+G(3df,2p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.210      
2 C 0.100      
3 C 0.100      
4 F -0.465      
5 F -0.465      
6 H 0.159      
7 H 0.159      
8 H 0.165      
9 H 0.146      
10 H 0.165      
11 H 0.146      


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 2.147 2.147
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -33.182 -4.551 0.000
y -4.551 -29.572 0.000
z 0.000 0.000 -29.623
Traceless
 xyz
x -3.584 -4.551 0.000
y -4.551 1.830 0.000
z 0.000 0.000 1.754
Polar
3z2-r23.508
x2-y2-3.610
xy-4.551
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.751 0.068 0.000
y 0.068 6.332 0.000
z 0.000 0.000 5.739


<r2> (average value of r2) Å2
<r2> 130.358
(<r2>)1/2 11.417