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

using model chemistry: B2PLYP/6-31+G**

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/6-31+G**
 hartrees
Energy at 0K-317.340844
Energy at 298.15K 
HF Energy-317.084427
Nuclear repulsion energy186.782955
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/6-31+G**
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 3178 3027 23.14 47.57 0.75 0.86
2 A 3115 2967 4.19 225.17 0.02 0.04
3 A 3082 2935 9.01 94.42 0.15 0.26
4 A 1539 1466 0.25 11.61 0.75 0.86
5 A 1484 1413 9.35 7.00 0.74 0.85
6 A 1445 1376 10.43 1.49 0.33 0.49
7 A 1323 1260 0.31 16.95 0.70 0.82
8 A 1247 1187 0.88 6.47 0.67 0.81
9 A 1128 1075 15.54 1.75 0.74 0.85
10 A 994 947 56.08 5.99 0.65 0.79
11 A 880 838 1.05 10.64 0.08 0.15
12 A 536 510 3.95 0.72 0.67 0.80
13 A 245 233 5.08 0.28 0.20 0.34
14 A 84 80 4.95 0.09 0.74 0.85
15 B 3178 3027 20.51 50.04 0.75 0.86
16 B 3134 2984 29.27 60.49 0.75 0.86
17 B 3112 2964 47.16 48.91 0.75 0.86
18 B 1538 1465 3.65 0.07 0.75 0.86
19 B 1432 1363 10.87 0.52 0.75 0.86
20 B 1405 1338 7.40 1.13 0.75 0.86
21 B 1260 1200 5.82 0.96 0.75 0.86
22 B 1135 1081 9.82 1.26 0.75 0.86
23 B 1077 1025 103.00 3.31 0.75 0.86
24 B 962 916 50.89 3.76 0.75 0.86
25 B 790 752 5.07 1.09 0.75 0.86
26 B 418 398 8.93 0.39 0.75 0.86
27 B 179 170 11.72 0.10 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 19949.0 cm-1
Scaled (by 0.9524) Zero Point Vibrational Energy (zpe) 18999.4 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/6-31+G**
ABC
0.30769 0.09575 0.09035

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP/6-31+G**

Point Group is C2

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.968
C2 0.000 1.265 0.134
C3 0.000 -1.265 0.134
F4 1.198 1.333 -0.611
F5 -1.198 -1.333 -0.611
H6 0.883 -0.005 1.615
H7 -0.883 0.005 1.615
H8 -0.821 1.279 -0.583
H9 -0.037 2.159 0.759
H10 0.821 -1.279 -0.583
H11 0.037 -2.159 0.759

Atom - Atom Distances (Å)
  C1 C2 C3 F4 F5 H6 H7 H8 H9 H10 H11
C11.51551.51552.38812.38811.09451.09452.17192.16912.17192.1691
C21.51552.53061.41182.95622.14162.13561.09041.09102.76833.4808
C31.51552.53062.95621.41182.13562.14162.76833.48081.09041.0910
F42.38811.41182.95623.58392.61563.32332.02002.02022.63933.9262
F52.38812.95621.41183.58393.32332.61562.63933.92622.02002.0202
H61.09452.14162.13562.61563.32331.76613.06352.50202.54112.4671
H71.09452.13562.14163.32332.61561.76612.54112.46713.06352.5020
H82.17191.09042.76832.02002.63933.06352.54111.78623.04073.7891
H92.16911.09103.48082.02023.92622.50202.46711.78623.78914.3180
H102.17192.76831.09042.63932.02002.54113.06353.04073.78911.7862
H112.16913.48081.09103.92622.02022.46712.50203.78914.31801.7862

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 109.282 C1 C2 H8 111.877
C1 C2 H9 111.609 C1 C3 F5 109.282
C1 C3 H10 111.877 C1 C3 H11 111.609
C2 C1 C3 113.211 C2 C1 H6 109.215
C2 C1 H7 108.742 C3 C1 H6 108.742
C3 C1 H7 109.215 F4 C2 H8 106.965
F4 C2 H9 106.942 F5 C3 H10 106.965
F5 C3 H11 106.942 H6 C1 H7 107.564
H8 C2 H9 109.934 H10 C3 H11 109.934
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B2PLYP/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.306      
2 C 0.057      
3 C 0.057      
4 F -0.354      
5 F -0.354      
6 H 0.161      
7 H 0.161      
8 H 0.154      
9 H 0.135      
10 H 0.154      
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 2.335 2.335
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -33.643 -5.000 0.000
y -5.000 -29.667 0.000
z 0.000 0.000 -29.823
Traceless
 xyz
x -3.898 -5.000 0.000
y -5.000 2.066 0.000
z 0.000 0.000 1.831
Polar
3z2-r23.663
x2-y2-3.976
xy-5.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.401 0.051 0.000
y 0.051 5.852 0.000
z 0.000 0.000 5.373


<r2> (average value of r2) Å2
<r2> 131.503
(<r2>)1/2 11.467