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

using model chemistry: PBEPBEultrafine/aug-cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2 1A
Energy calculated at PBEPBEultrafine/aug-cc-pVTZ
 hartrees
Energy at 0K-317.379989
Energy at 298.15K 
HF Energy-317.379989
Nuclear repulsion energy185.967506
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 PBEPBEultrafine/aug-cc-pVTZ
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 3024 2990 27.11 47.22 0.65 0.78
2 A 2975 2942 4.44 346.08 0.01 0.01
3 A 2964 2931 3.55 61.02 0.32 0.49
4 A 1454 1438 0.43 8.70 0.70 0.82
5 A 1396 1380 8.82 4.44 0.75 0.86
6 A 1369 1354 6.61 0.78 0.16 0.27
7 A 1265 1251 0.75 10.70 0.61 0.76
8 A 1194 1180 0.50 4.02 0.60 0.75
9 A 1080 1068 15.96 1.28 0.75 0.86
10 A 958 948 52.40 4.39 0.67 0.80
11 A 849 840 0.22 10.31 0.07 0.12
12 A 512 506 2.70 0.61 0.68 0.81
13 A 234 231 3.99 0.43 0.17 0.28
14 A 82 81 3.74 0.12 0.71 0.83
15 B 3025 2992 22.33 28.74 0.75 0.86
16 B 3007 2973 18.44 91.55 0.75 0.86
17 B 2971 2938 56.23 36.25 0.75 0.86
18 B 1452 1435 6.10 0.23 0.75 0.86
19 B 1349 1334 7.95 0.31 0.75 0.86
20 B 1334 1319 1.95 0.39 0.75 0.86
21 B 1206 1193 5.33 0.66 0.75 0.86
22 B 1081 1069 8.56 0.59 0.75 0.86
23 B 1031 1019 108.31 2.81 0.75 0.86
24 B 924 913 39.77 2.91 0.75 0.86
25 B 752 743 2.33 0.79 0.75 0.86
26 B 401 397 7.62 0.29 0.75 0.86
27 B 166 164 8.74 0.13 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 19026.9 cm-1
Scaled (by 0.9888) Zero Point Vibrational Energy (zpe) 18813.8 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 PBEPBEultrafine/aug-cc-pVTZ
ABC
0.31192 0.09344 0.08854

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBEPBEultrafine/aug-cc-pVTZ

Point Group is C2

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.958
C2 0.000 1.270 0.128
C3 0.000 -1.270 0.128
F4 1.203 1.367 -0.602
F5 -1.203 -1.367 -0.602
H6 0.886 -0.008 1.612
H7 -0.886 0.008 1.612
H8 -0.824 1.276 -0.601
H9 -0.069 2.164 0.764
H10 0.824 -1.276 -0.601
H11 0.069 -2.164 0.764

Atom - Atom Distances (Å)
  C1 C2 C3 F4 F5 H6 H7 H8 H9 H10 H11
C11.51711.51712.39762.39761.10191.10192.17632.17382.17632.1738
C21.51712.53951.41022.98872.14982.14091.10011.10012.77283.4931
C31.51712.53952.98871.41022.14092.14982.77283.49311.10011.1001
F42.39761.41022.98873.64242.62513.33402.02942.02952.66983.9526
F52.39762.98871.41023.64243.33402.62512.66983.95262.02942.0295
H61.10192.14982.14092.62513.33401.77293.07752.51942.55152.4573
H71.10192.14092.14983.33402.62511.77292.55152.45733.07752.5194
H82.17631.10012.77282.02942.66983.07752.55151.79583.03743.8070
H92.17381.10013.49312.02953.95262.51942.45731.79583.80704.3304
H102.17632.77281.10012.66982.02942.55153.07753.03743.80701.7958
H112.17383.49311.10013.95262.02952.45732.51943.80704.33041.7958

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 109.925 C1 C2 H8 111.522
C1 C2 H9 111.320 C1 C3 F5 109.925
C1 C3 H10 111.522 C1 C3 H11 111.320
C2 C1 C3 113.640 C2 C1 H6 109.317
C2 C1 H7 108.620 C3 C1 H6 108.620
C3 C1 H7 109.317 F4 C2 H8 107.245
F4 C2 H9 107.246 F5 C3 H10 107.245
F5 C3 H11 107.246 H6 C1 H7 107.125
H8 C2 H9 109.408 H10 C3 H11 109.408
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBEultrafine/aug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.220      
2 C -0.079      
3 C -0.079      
4 F -0.418      
5 F -0.418      
6 H 0.174      
7 H 0.174      
8 H 0.241      
9 H 0.193      
10 H 0.241      
11 H 0.193      


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 2.027 2.027
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -33.155 -4.413 0.000
y -4.413 -29.940 0.000
z 0.000 0.000 -29.634
Traceless
 xyz
x -3.368 -4.413 0.000
y -4.413 1.454 0.000
z 0.000 0.000 1.914
Polar
3z2-r23.827
x2-y2-3.215
xy-4.413
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.273 0.066 0.000
y 0.066 6.988 0.000
z 0.000 0.000 6.261


<r2> (average value of r2) Å2
<r2> 133.218
(<r2>)1/2 11.542