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

using model chemistry: PBEPBE/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 PBEPBE/6-311+G(3df,2p)
 hartrees
Energy at 0K-317.369502
Energy at 298.15K 
HF Energy-317.369502
Nuclear repulsion energy186.250898
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 PBEPBE/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 3022 2997 27.03 46.87 0.67 0.80
2 A 2973 2949 5.02 322.67 0.01 0.02
3 A 2962 2937 3.29 56.75 0.36 0.53
4 A 1456 1444 0.44 8.76 0.72 0.84
5 A 1399 1387 9.06 4.22 0.75 0.86
6 A 1371 1359 6.53 1.05 0.13 0.22
7 A 1265 1255 0.81 10.99 0.63 0.77
8 A 1196 1186 0.38 4.23 0.61 0.76
9 A 1081 1072 16.72 1.27 0.74 0.85
10 A 961 953 52.63 4.36 0.66 0.80
11 A 851 844 0.14 9.66 0.07 0.13
12 A 515 510 2.66 0.62 0.67 0.80
13 A 235 233 4.06 0.38 0.18 0.31
14 A 82 81 3.72 0.12 0.72 0.84
15 B 3024 2999 23.48 27.92 0.75 0.86
16 B 3005 2980 17.88 91.50 0.75 0.86
17 B 2968 2944 56.75 35.65 0.75 0.86
18 B 1454 1442 6.25 0.17 0.75 0.86
19 B 1349 1338 8.46 0.42 0.75 0.86
20 B 1335 1324 0.93 0.37 0.75 0.86
21 B 1210 1200 5.27 0.73 0.75 0.86
22 B 1082 1073 9.25 0.59 0.75 0.86
23 B 1034 1025 106.55 2.69 0.75 0.86
24 B 926 918 37.98 2.88 0.75 0.86
25 B 752 746 2.02 0.72 0.75 0.86
26 B 401 398 7.53 0.32 0.75 0.86
27 B 168 167 9.00 0.14 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 19036.0 cm-1
Scaled (by 0.9918) Zero Point Vibrational Energy (zpe) 18879.9 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 PBEPBE/6-311+G(3df,2p)
ABC
0.31034 0.09430 0.08911

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

Point Group is C2

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.962
C2 0.000 1.269 0.130
C3 0.000 -1.269 0.130
F4 1.195 1.359 -0.606
F5 -1.195 -1.359 -0.606
H6 0.886 -0.008 1.617
H7 -0.886 0.008 1.617
H8 -0.830 1.277 -0.592
H9 -0.061 2.165 0.766
H10 0.830 -1.277 -0.592
H11 0.061 -2.165 0.766

Atom - Atom Distances (Å)
  C1 C2 C3 F4 F5 H6 H7 H8 H9 H10 H11
C11.51741.51742.39492.39491.10191.10192.17622.17452.17622.1745
C21.51742.53741.40682.97892.15102.14161.10011.10032.77313.4923
C31.51742.53742.97891.40682.14162.15102.77313.49231.10011.1003
F42.39491.40682.97893.61912.62813.33192.02682.02732.66073.9476
F52.39492.97891.40683.61913.33192.62812.66073.94762.02682.0273
H61.10192.15102.14162.62813.33191.77283.07842.51852.54832.4614
H71.10192.14162.15103.33192.62811.77282.54832.46143.07842.5185
H82.17621.10012.77312.02682.66073.07842.54831.79543.04573.8054
H92.17451.10033.49232.02733.94762.51852.46141.79543.80544.3312
H102.17622.77311.10012.66072.02682.54833.07843.04573.80541.7954
H112.17453.49231.10033.94762.02732.46142.51853.80544.33121.7954

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 109.915 C1 C2 H8 111.489
C1 C2 H9 111.344 C1 C3 F5 109.915
C1 C3 H10 111.489 C1 C3 H11 111.344
C2 C1 C3 113.456 C2 C1 H6 109.386
C2 C1 H7 108.657 C3 C1 H6 108.657
C3 C1 H7 109.386 F4 C2 H8 107.270
F4 C2 H9 107.292 F5 C3 H10 107.270
F5 C3 H11 107.292 H6 C1 H7 107.106
H8 C2 H9 109.360 H10 C3 H11 109.360
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/6-311+G(3df,2p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.207      
2 C 0.139      
3 C 0.139      
4 F -0.419      
5 F -0.419      
6 H 0.133      
7 H 0.133      
8 H 0.135      
9 H 0.115      
10 H 0.135      
11 H 0.115      


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 2.050 2.050
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -33.108 -4.394 0.000
y -4.394 -29.823 0.000
z 0.000 0.000 -29.632
Traceless
 xyz
x -3.381 -4.394 0.000
y -4.394 1.547 0.000
z 0.000 0.000 1.834
Polar
3z2-r23.668
x2-y2-3.285
xy-4.394
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.104 0.077 0.000
y 0.077 6.821 0.000
z 0.000 0.000 6.110


<r2> (average value of r2) Å2
<r2> 132.599
(<r2>)1/2 11.515