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

using model chemistry: B1B95/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 B1B95/TZVP
 hartrees
Energy at 0K-317.616384
Energy at 298.15K 
HF Energy-317.616384
Nuclear repulsion energy188.384541
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/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 3138 3003 28.77 49.62 0.68 0.81
2 A 3084 2951 3.09 276.78 0.01 0.01
3 A 3071 2939 4.55 62.87 0.31 0.48
4 A 1517 1452 0.73 12.20 0.72 0.84
5 A 1455 1392 11.56 6.02 0.73 0.84
6 A 1443 1381 6.99 1.86 0.45 0.62
7 A 1323 1266 0.64 19.45 0.71 0.83
8 A 1253 1199 0.50 7.07 0.64 0.78
9 A 1133 1085 23.80 2.03 0.73 0.84
10 A 1017 973 48.61 4.49 0.72 0.84
11 A 887 848 0.11 8.87 0.12 0.21
12 A 539 516 3.68 0.66 0.73 0.84
13 A 244 234 4.25 0.37 0.21 0.34
14 A 87 83 4.34 0.04 0.73 0.84
15 B 3139 3004 25.62 28.57 0.75 0.86
16 B 3119 2985 18.49 88.13 0.75 0.86
17 B 3080 2947 57.51 41.93 0.75 0.86
18 B 1518 1453 5.56 0.02 0.75 0.86
19 B 1424 1362 13.15 0.94 0.75 0.86
20 B 1396 1336 3.15 1.14 0.75 0.86
21 B 1272 1217 5.98 1.15 0.75 0.86
22 B 1129 1081 13.23 0.81 0.75 0.86
23 B 1097 1050 119.37 3.33 0.75 0.86
24 B 971 929 29.21 3.26 0.75 0.86
25 B 786 752 2.51 0.89 0.75 0.86
26 B 416 398 8.13 0.43 0.75 0.86
27 B 183 175 10.37 0.07 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 19859.9 cm-1
Scaled (by 0.9569) Zero Point Vibrational Energy (zpe) 19004.0 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/TZVP
ABC
0.31254 0.09761 0.09185

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/TZVP

Point Group is C2

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.964
C2 0.000 1.256 0.131
C3 0.000 -1.256 0.131
F4 1.175 1.328 -0.608
F5 -1.175 -1.328 -0.608
H6 0.880 -0.007 1.610
H7 -0.880 0.007 1.610
H8 -0.833 1.262 -0.572
H9 -0.050 2.145 0.758
H10 0.833 -1.262 -0.572
H11 0.050 -2.145 0.758

Atom - Atom Distances (Å)
  C1 C2 C3 F4 F5 H6 H7 H8 H9 H10 H11
C11.50701.50702.36962.36961.09131.09132.15482.15592.15482.1559
C21.50702.51171.38972.93282.13412.12641.08951.08972.74303.4590
C31.50702.51172.93281.38972.12642.13412.74303.45901.08951.0897
F42.36961.38972.93283.54542.60523.29942.00872.00872.61203.8982
F52.36962.93281.38973.54543.29942.60522.61203.89822.00872.0087
H61.09132.13412.12642.60523.29941.75973.04942.49402.51702.4473
H71.09132.12642.13413.29942.60521.75972.51702.44733.04942.4940
H82.15481.08952.74302.00872.61203.04942.51701.77853.02323.7623
H92.15591.08973.45902.00873.89822.49402.44731.77853.76234.2921
H102.15482.74301.08952.61202.00872.51703.04943.02323.76231.7785
H112.15593.45901.08973.89822.00872.44732.49403.76234.29211.7785

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 109.708 C1 C2 H8 111.151
C1 C2 H9 111.230 C1 C3 F5 109.708
C1 C3 H10 111.151 C1 C3 H11 111.230
C2 C1 C3 112.882 C2 C1 H6 109.395
C2 C1 H7 108.788 C3 C1 H6 108.788
C3 C1 H7 109.395 F4 C2 H8 107.619
F4 C2 H9 107.606 F5 C3 H10 107.619
F5 C3 H11 107.606 H6 C1 H7 107.449
H8 C2 H9 109.396 H10 C3 H11 109.396
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/TZVP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.248      
2 C -0.005      
3 C -0.005      
4 F -0.250      
5 F -0.250      
6 H 0.130      
7 H 0.130      
8 H 0.130      
9 H 0.119      
10 H 0.130      
11 H 0.119      


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 2.201 2.201
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -32.712 -4.551 0.000
y -4.551 -29.197 0.000
z 0.000 0.000 -29.274
Traceless
 xyz
x -3.477 -4.551 0.000
y -4.551 1.796 0.000
z 0.000 0.000 1.681
Polar
3z2-r23.361
x2-y2-3.515
xy-4.551
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.271 -0.008 0.000
y -0.008 5.833 0.000
z 0.000 0.000 5.297


<r2> (average value of r2) Å2
<r2> 129.233
(<r2>)1/2 11.368