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

using model chemistry: B2PLYP/TZVP

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/TZVP
 hartrees
Energy at 0K-317.465040
Energy at 298.15K 
HF Energy-317.186303
Nuclear repulsion energy187.375185
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/TZVP
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 3149 3005 27.38 45.81 0.74 0.85
2 A 3092 2951 3.49 242.65 0.01 0.03
3 A 3067 2927 7.26 85.86 0.17 0.29
4 A 1534 1464 0.57 11.56 0.73 0.84
5 A 1473 1406 9.57 6.19 0.73 0.84
6 A 1458 1391 8.35 1.77 0.39 0.56
7 A 1329 1269 0.39 18.87 0.70 0.82
8 A 1260 1202 0.99 7.40 0.65 0.79
9 A 1133 1082 15.65 2.01 0.74 0.85
10 A 1001 955 54.23 4.82 0.72 0.84
11 A 878 838 0.46 9.53 0.10 0.18
12 A 542 517 4.11 0.72 0.72 0.83
13 A 246 235 4.26 0.39 0.21 0.34
14 A 85 81 4.58 0.05 0.72 0.84
15 B 3149 3005 23.52 42.32 0.75 0.86
16 B 3114 2972 27.34 65.08 0.75 0.86
17 B 3089 2948 51.52 46.81 0.75 0.86
18 B 1534 1464 4.10 0.03 0.75 0.86
19 B 1434 1368 12.77 0.85 0.75 0.86
20 B 1414 1349 3.66 1.05 0.75 0.86
21 B 1276 1218 5.35 1.18 0.75 0.86
22 B 1135 1083 12.16 0.73 0.75 0.86
23 B 1082 1032 97.42 3.43 0.75 0.86
24 B 968 923 44.13 3.45 0.75 0.86
25 B 790 754 4.54 1.14 0.75 0.86
26 B 421 401 8.67 0.48 0.75 0.86
27 B 184 175 10.90 0.08 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 19916.3 cm-1
Scaled (by 0.9544) Zero Point Vibrational Energy (zpe) 19008.1 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 B2PLYP/TZVP
ABC
0.30853 0.09658 0.09081

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP/TZVP

Point Group is C2

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.968
C2 0.000 1.264 0.136
C3 0.000 -1.264 0.136
F4 1.181 1.334 -0.615
F5 -1.181 -1.334 -0.615
H6 0.881 -0.008 1.614
H7 -0.881 0.008 1.614
H8 -0.833 1.279 -0.565
H9 -0.036 2.151 0.767
H10 0.833 -1.279 -0.565
H11 0.036 -2.151 0.767

Atom - Atom Distances (Å)
  C1 C2 C3 F4 F5 H6 H7 H8 H9 H10 H11
C11.51311.51312.38362.38361.09251.09252.16342.16112.16342.1611
C21.51312.52771.40182.95092.13922.13031.08911.08972.76603.4733
C31.51312.52772.95091.40182.13032.13922.76603.47331.08911.0897
F42.38361.40182.95093.56332.61853.31392.01582.01572.63603.9203
F52.38362.95091.40183.56333.31392.61852.63603.92032.01582.0157
H61.09252.13922.13032.61853.31391.76303.05632.49392.52292.4549
H71.09252.13032.13923.31392.61851.76302.52292.45493.05632.4939
H82.16341.08912.76602.01582.63603.05632.52291.78093.05243.7812
H92.16111.08973.47332.01573.92032.49392.45491.78093.78124.3034
H102.16342.76601.08912.63602.01582.52293.05633.05243.78121.7809
H112.16113.47331.08973.92032.01572.45492.49393.78124.30341.7809

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 109.655 C1 C2 H8 111.438
C1 C2 H9 111.216 C1 C3 F5 109.655
C1 C3 H10 111.438 C1 C3 H11 111.216
C2 C1 C3 113.289 C2 C1 H6 109.304
C2 C1 H7 108.606 C3 C1 H6 108.606
C3 C1 H7 109.304 F4 C2 H8 107.382
F4 C2 H9 107.340 F5 C3 H10 107.382
F5 C3 H11 107.340 H6 C1 H7 107.577
H8 C2 H9 109.651 H10 C3 H11 109.651
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B2PLYP/TZVP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.205      
2 C 0.022      
3 C 0.022      
4 F -0.263      
5 F -0.263      
6 H 0.115      
7 H 0.115      
8 H 0.118      
9 H 0.111      
10 H 0.118      
11 H 0.111      


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 2.252 2.252
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -33.180 -4.674 0.000
y -4.674 -29.582 0.000
z 0.000 0.000 -29.699
Traceless
 xyz
x -3.540 -4.674 0.000
y -4.674 1.857 0.000
z 0.000 0.000 1.682
Polar
3z2-r23.365
x2-y2-3.598
xy-4.674
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.294 0.004 0.000
y 0.004 5.797 0.000
z 0.000 0.000 5.299


<r2> (average value of r2) Å2
<r2> 130.716
(<r2>)1/2 11.433