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

using model chemistry: B1B95/6-31+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 B1B95/6-31+G**
 hartrees
Energy at 0K-317.514713
Energy at 298.15K 
HF Energy-317.514713
Nuclear repulsion energy187.851493
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 B1B95/6-31+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 3157 3020 25.62 51.50 0.72 0.84
2 A 3098 2963 3.56 253.34 0.01 0.03
3 A 3078 2945 6.67 79.25 0.22 0.35
4 A 1517 1452 0.38 12.38 0.75 0.86
5 A 1459 1396 11.62 6.96 0.74 0.85
6 A 1433 1371 9.06 1.51 0.32 0.49
7 A 1315 1258 0.70 18.02 0.70 0.83
8 A 1243 1189 0.39 6.19 0.66 0.79
9 A 1130 1081 25.94 1.85 0.74 0.85
10 A 1016 972 48.02 5.24 0.64 0.78
11 A 887 849 0.13 9.75 0.11 0.20
12 A 535 512 3.54 0.66 0.69 0.82
13 A 240 230 4.89 0.24 0.21 0.34
14 A 85 81 4.50 0.07 0.74 0.85
15 B 3158 3021 23.34 41.16 0.75 0.86
16 B 3131 2995 19.24 81.32 0.75 0.86
17 B 3094 2960 56.75 42.47 0.75 0.86
18 B 1517 1451 5.08 0.07 0.75 0.86
19 B 1421 1359 13.43 0.76 0.75 0.86
20 B 1387 1327 4.59 1.12 0.75 0.86
21 B 1259 1204 6.38 0.90 0.75 0.86
22 B 1127 1079 10.66 1.27 0.75 0.86
23 B 1097 1050 128.89 3.45 0.75 0.86
24 B 968 926 29.04 3.30 0.75 0.86
25 B 785 750 2.22 0.82 0.75 0.86
26 B 413 395 8.30 0.35 0.75 0.86
27 B 177 169 10.89 0.09 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 19862.8 cm-1
Scaled (by 0.9566) Zero Point Vibrational Energy (zpe) 19000.8 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 B1B95/6-31+G**
ABC
0.31155 0.09691 0.09138

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/6-31+G**

Point Group is C2

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.964
C2 0.000 1.259 0.130
C3 0.000 -1.259 0.130
F4 1.184 1.329 -0.606
F5 -1.184 -1.329 -0.606
H6 0.882 -0.005 1.612
H7 -0.882 0.005 1.612
H8 -0.827 1.268 -0.582
H9 -0.046 2.153 0.756
H10 0.827 -1.268 -0.582
H11 0.046 -2.153 0.756

Atom - Atom Distances (Å)
  C1 C2 C3 F4 F5 H6 H7 H8 H9 H10 H11
C11.51031.51032.37342.37341.09421.09422.16432.16382.16432.1638
C21.51032.51881.39582.94002.13812.13191.09171.09202.75353.4698
C31.51032.51882.94001.39582.13192.13812.75353.46981.09171.0920
F42.37341.39582.94003.55932.60603.30732.01152.01172.62203.9084
F52.37342.94001.39583.55933.30732.60602.62203.90842.01152.0117
H61.09422.13812.13192.60603.30731.76373.05882.50062.53242.4587
H71.09422.13192.13813.30732.60601.76372.53242.45873.05882.5006
H82.16431.09172.75352.01152.62203.05882.53241.78413.02853.7765
H92.16381.09203.46982.01173.90842.50062.45871.78413.77654.3076
H102.16432.75351.09172.62202.01152.53243.05883.02853.77651.7841
H112.16383.46981.09203.90842.01172.45872.50063.77654.30761.7841

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 109.448 C1 C2 H8 111.549
C1 C2 H9 111.499 C1 C3 F5 109.448
C1 C3 H10 111.549 C1 C3 H11 111.499
C2 C1 C3 112.996 C2 C1 H6 109.314
C2 C1 H7 108.831 C3 C1 H6 108.831
C3 C1 H7 109.314 F4 C2 H8 107.294
F4 C2 H9 107.298 F5 C3 H10 107.294
F5 C3 H11 107.298 H6 C1 H7 107.402
H8 C2 H9 109.573 H10 C3 H11 109.573
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.345      
2 C 0.004      
3 C 0.004      
4 F -0.327      
5 F -0.327      
6 H 0.179      
7 H 0.179      
8 H 0.167      
9 H 0.149      
10 H 0.167      
11 H 0.149      


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 2.257 2.257
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -33.023 -4.769 0.000
y -4.769 -29.260 0.000
z 0.000 0.000 -29.389
Traceless
 xyz
x -3.699 -4.769 0.000
y -4.769 1.946 0.000
z 0.000 0.000 1.753
Polar
3z2-r23.506
x2-y2-3.763
xy-4.769
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.362 0.029 0.000
y 0.029 5.902 0.000
z 0.000 0.000 5.368


<r2> (average value of r2) Å2
<r2> 129.958
(<r2>)1/2 11.400