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

using model chemistry: B2PLYP/cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2 1A
Energy calculated at B2PLYP/cc-pVDZ
 hartrees
Energy at 0K-317.330194
Energy at 298.15K 
HF Energy-317.072607
Nuclear repulsion energy187.737915
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 B2PLYP/cc-pVDZ
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 3141 3008 35.01 56.32 0.73 0.85
2 A 3083 2952 4.31 257.67 0.00 0.01
3 A 3066 2937 6.52 49.28 0.52 0.68
4 A 1501 1437 0.64 14.40 0.74 0.85
5 A 1448 1386 11.31 9.05 0.70 0.82
6 A 1438 1377 9.01 1.80 0.40 0.58
7 A 1313 1257 0.24 20.68 0.70 0.82
8 A 1242 1190 1.09 8.20 0.70 0.82
9 A 1128 1080 21.70 2.14 0.73 0.84
10 A 1014 971 42.25 4.95 0.75 0.86
11 A 890 852 0.34 9.35 0.12 0.21
12 A 535 512 3.68 0.67 0.68 0.81
13 A 246 236 3.47 0.24 0.27 0.43
14 A 89 85 3.41 0.02 0.50 0.67
15 B 3142 3009 34.81 34.35 0.75 0.86
16 B 3119 2987 19.23 94.75 0.75 0.86
17 B 3078 2948 66.94 44.87 0.75 0.86
18 B 1505 1441 3.20 0.01 0.75 0.86
19 B 1421 1360 12.34 0.86 0.75 0.86
20 B 1390 1331 4.65 0.86 0.75 0.86
21 B 1257 1204 7.81 0.97 0.75 0.86
22 B 1130 1082 10.39 1.16 0.75 0.86
23 B 1097 1051 94.41 3.49 0.75 0.86
24 B 970 929 28.53 3.54 0.75 0.86
25 B 784 751 3.11 0.87 0.75 0.86
26 B 417 399 7.20 0.33 0.75 0.86
27 B 189 181 10.63 0.10 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 19814.3 cm-1
Scaled (by 0.9577) Zero Point Vibrational Energy (zpe) 18976.2 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 B2PLYP/cc-pVDZ
ABC
0.30327 0.09885 0.09254

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP/cc-pVDZ

Point Group is C2

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.984
C2 0.000 1.258 0.135
C3 0.000 -1.258 0.135
F4 1.174 1.304 -0.622
F5 -1.174 -1.304 -0.622
H6 0.890 -0.004 1.634
H7 -0.890 0.004 1.634
H8 -0.852 1.253 -0.561
H9 -0.040 2.165 0.758
H10 0.852 -1.253 -0.561
H11 0.040 -2.165 0.758

Atom - Atom Distances (Å)
  C1 C2 C3 F4 F5 H6 H7 H8 H9 H10 H11
C11.51701.51702.37762.37761.10271.10272.16432.17682.16432.1768
C21.51702.51541.39722.91732.15202.14731.10061.10102.74183.4788
C31.51702.51542.91731.39722.14732.15202.74183.47881.10061.1010
F42.37761.39722.91733.50812.62293.32222.02702.02912.57803.9011
F52.37762.91731.39723.50813.32222.62292.57803.90112.02702.0291
H61.10272.15202.14732.62293.32221.78033.07212.51712.52672.4818
H71.10272.14732.15203.32222.62291.78032.52672.48183.07212.5171
H82.16431.10062.74182.02702.57803.07212.52671.79763.03123.7710
H92.17681.10103.47882.02913.90112.51712.48181.79763.77104.3301
H102.16432.74181.10062.57802.02702.52673.07213.03123.77101.7976
H112.17683.47881.10103.90112.02912.48182.51713.77104.33011.7976

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 109.280 C1 C2 H8 110.538
C1 C2 H9 111.512 C1 C3 F5 109.280
C1 C3 H10 110.538 C1 C3 H11 111.512
C2 C1 C3 112.007 C2 C1 H6 109.451
C2 C1 H7 109.085 C3 C1 H6 109.085
C3 C1 H7 109.451 F4 C2 H8 107.895
F4 C2 H9 108.042 F5 C3 H10 107.895
F5 C3 H11 108.042 H6 C1 H7 107.663
H8 C2 H9 109.471 H10 C3 H11 109.471
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B2PLYP/cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.115      
2 C 0.239      
3 C 0.239      
4 F -0.270      
5 F -0.270      
6 H 0.032      
7 H 0.032      
8 H 0.034      
9 H 0.023      
10 H 0.034      
11 H 0.023      


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 1.957 1.957
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -32.012 -3.932 0.000
y -3.932 -29.044 0.000
z 0.000 0.000 -29.375
Traceless
 xyz
x -2.802 -3.932 0.000
y -3.932 1.649 0.000
z 0.000 0.000 1.153
Polar
3z2-r22.307
x2-y2-2.967
xy-3.932
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.878 -0.043 0.000
y -0.043 5.464 0.000
z 0.000 0.000 4.925


<r2> (average value of r2) Å2
<r2> 128.849
(<r2>)1/2 11.351