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

using model chemistry: B3PW91/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 B3PW91/TZVP
 hartrees
Energy at 0K-317.617031
Energy at 298.15K 
HF Energy-317.617031
Nuclear repulsion energy187.205263
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 B3PW91/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 3114 3003 29.58 45.50 0.72 0.84
2 A 3061 2952 3.85 276.69 0.01 0.02
3 A 3046 2938 4.62 65.98 0.29 0.44
4 A 1509 1455 0.70 12.26 0.72 0.84
5 A 1449 1397 10.89 6.09 0.74 0.85
6 A 1436 1385 7.37 1.89 0.46 0.63
7 A 1317 1270 0.64 19.09 0.71 0.83
8 A 1247 1203 0.55 7.36 0.66 0.79
9 A 1125 1085 19.81 1.83 0.73 0.84
10 A 1005 969 51.11 4.58 0.72 0.84
11 A 874 843 0.10 8.59 0.12 0.21
12 A 534 515 3.49 0.71 0.73 0.84
13 A 242 233 4.18 0.39 0.22 0.36
14 A 85 82 4.46 0.05 0.73 0.84
15 B 3115 3004 25.17 32.39 0.75 0.86
16 B 3092 2982 19.29 86.43 0.75 0.86
17 B 3057 2948 58.29 41.80 0.75 0.86
18 B 1509 1456 5.82 0.02 0.75 0.86
19 B 1415 1364 12.42 1.08 0.75 0.86
20 B 1393 1343 3.16 1.11 0.75 0.86
21 B 1265 1219 5.12 1.29 0.75 0.86
22 B 1122 1082 13.22 0.71 0.75 0.86
23 B 1084 1045 115.75 3.11 0.75 0.86
24 B 963 929 34.16 3.16 0.75 0.86
25 B 782 755 2.82 1.03 0.75 0.86
26 B 418 403 8.17 0.46 0.75 0.86
27 B 176 170 10.15 0.08 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 19717.2 cm-1
Scaled (by 0.9643) Zero Point Vibrational Energy (zpe) 19013.3 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 B3PW91/TZVP
ABC
0.31434 0.09500 0.08971

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/TZVP

Point Group is C2

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.956
C2 0.000 1.266 0.130
C3 0.000 -1.266 0.130
F4 1.183 1.360 -0.604
F5 -1.183 -1.360 -0.604
H6 0.881 -0.008 1.606
H7 -0.881 0.008 1.606
H8 -0.830 1.278 -0.581
H9 -0.060 2.151 0.769
H10 0.830 -1.278 -0.581
H11 0.060 -2.151 0.769

Atom - Atom Distances (Å)
  C1 C2 C3 F4 F5 H6 H7 H8 H9 H10 H11
C11.51231.51232.38372.38371.09491.09492.16412.16032.16412.1603
C21.51232.53291.39512.97212.13992.13081.09261.09322.76893.4775
C31.51232.53292.97211.39512.13082.13992.76893.47751.09261.0932
F42.38371.39512.97213.60392.61643.31252.01482.01432.66093.9333
F52.38372.97211.39513.60393.31252.61642.66093.93332.01482.0143
H61.09492.13992.13082.61643.31251.76243.05972.49962.52912.4433
H71.09492.13082.13993.31252.61641.76242.52912.44333.05972.4996
H82.16411.09262.76892.01482.66093.05972.52911.78233.04773.7911
H92.16031.09323.47752.01433.93332.49962.44331.78233.79114.3043
H102.16412.76891.09262.66092.01482.52913.05973.04773.79111.7823
H112.16033.47751.09323.93332.01432.44332.49963.79114.30431.7823

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 110.083 C1 C2 H8 111.340
C1 C2 H9 111.001 C1 C3 F5 110.083
C1 C3 H10 111.340 C1 C3 H11 111.001
C2 C1 C3 113.748 C2 C1 H6 109.279
C2 C1 H7 108.571 C3 C1 H6 108.571
C3 C1 H7 109.279 F4 C2 H8 107.546
F4 C2 H9 107.479 F5 C3 H10 107.546
F5 C3 H11 107.479 H6 C1 H7 107.192
H8 C2 H9 109.254 H10 C3 H11 109.254
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/TZVP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.238      
2 C -0.009      
3 C -0.009      
4 F -0.248      
5 F -0.248      
6 H 0.128      
7 H 0.128      
8 H 0.128      
9 H 0.120      
10 H 0.128      
11 H 0.120      


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 2.173 2.173
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -32.745 -4.668 0.000
y -4.668 -29.388 0.000
z 0.000 0.000 -29.247
Traceless
 xyz
x -3.427 -4.668 0.000
y -4.668 1.608 0.000
z 0.000 0.000 1.819
Polar
3z2-r23.639
x2-y2-3.357
xy-4.668
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.318 0.001 0.000
y 0.001 5.881 0.000
z 0.000 0.000 5.338


<r2> (average value of r2) Å2
<r2> 131.456
(<r2>)1/2 11.465