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All results from a given calculation for CH2FCH2CH3 (1-Fluoropropane)

using model chemistry: MP2/3-21G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 no CS trans 1A'
1 2 yes C1 gauche 1A

Conformer 1 (CS trans)

Jump to S1C2
Energy calculated at MP2/3-21G
 hartrees
Energy at 0K-216.320285
Energy at 298.15K-216.328202
HF Energy-215.928203
Nuclear repulsion energy126.490643
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 MP2/3-21G
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' 3166 3022 22.45      
2 A' 3111 2969 22.11      
3 A' 3088 2948 30.73      
4 A' 3084 2944 9.82      
5 A' 1630 1556 0.76      
6 A' 1607 1534 5.76      
7 A' 1596 1523 2.13      
8 A' 1505 1436 16.44      
9 A' 1486 1418 4.65      
10 A' 1397 1334 0.32      
11 A' 1171 1118 0.73      
12 A' 1082 1033 44.82      
13 A' 1028 981 2.47      
14 A' 914 872 11.76      
15 A' 443 423 4.71      
16 A' 261 249 4.67      
17 A" 3169 3025 61.41      
18 A" 3145 3002 0.00      
19 A" 3128 2985 22.79      
20 A" 1606 1533 8.58      
21 A" 1390 1327 0.71      
22 A" 1331 1271 0.01      
23 A" 1243 1186 0.75      
24 A" 956 913 2.29      
25 A" 805 768 2.46      
26 A" 247 236 0.00      
27 A" 144 137 3.47      

Unscaled Zero Point Vibrational Energy (zpe) 21866.2 cm-1
Scaled (by 0.9545) Zero Point Vibrational Energy (zpe) 20871.2 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 MP2/3-21G
ABC
0.88851 0.12186 0.11407

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/3-21G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.112 -0.792 0.000
C2 0.000 0.735 0.000
C3 -1.481 1.184 0.000
F4 1.496 -1.164 0.000
H5 -0.369 -1.209 0.890
H6 -0.369 -1.209 -0.890
H7 0.517 1.123 -0.884
H8 0.517 1.123 0.884
H9 -1.553 2.276 0.000
H10 -1.998 0.805 -0.889
H11 -1.998 0.805 0.889

Atom - Atom Distances (Å)
  C1 C2 C3 F4 H5 H6 H7 H8 H9 H10 H11
C11.53142.53821.43281.09511.09512.14712.14713.49042.79212.7921
C21.53141.54722.41812.17052.17051.09491.09492.18732.18802.1880
C32.53821.54723.79162.78492.78492.18522.18521.09401.09581.0958
F41.43282.41813.79162.06752.06752.64042.64044.59684.10854.1085
H51.09512.17052.78492.06751.78093.06142.49443.78663.14292.5909
H61.09512.17052.78492.06751.78092.49443.06143.78662.59093.1429
H72.14711.09492.18522.64043.06142.49441.76872.52882.53463.0932
H82.14711.09492.18522.64042.49443.06141.76872.52883.09322.5346
H93.49042.18731.09404.59683.78663.78662.52882.52881.77461.7746
H102.79212.18801.09584.10853.14292.59092.53463.09321.77461.7773
H112.79212.18801.09584.10852.59093.14293.09322.53461.77461.7773

picture of 1-Fluoropropane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 111.066 C1 C2 H7 108.541
C1 C2 H8 108.541 C2 C1 F4 109.282
C2 C1 H5 110.355 C2 C1 H6 110.355
C2 C3 H9 110.640 C2 C3 H10 110.597
C2 C3 H11 110.597 C3 C2 H7 110.426
C3 C2 H8 110.426 F4 C1 H5 109.008
F4 C1 H6 109.008 H5 C1 H6 108.804
H7 C2 H8 107.747 H9 C3 H10 108.270
H9 C3 H11 108.270 H10 C3 H11 108.383
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability

Conformer 2 (C1 gauche)

Jump to S1C1
Energy calculated at MP2/3-21G
 hartrees
Energy at 0K-216.321398
Energy at 298.15K 
HF Energy-215.928978
Nuclear repulsion energy129.646604
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 MP2/3-21G
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 3192 3046 14.66      
2 A 3166 3022 43.72      
3 A 3149 3006 19.64      
4 A 3138 2995 30.65      
5 A 3103 2962 10.74      
6 A 3093 2953 13.05      
7 A 3092 2951 37.29      
8 A 1625 1551 0.94      
9 A 1617 1543 6.42      
10 A 1599 1526 7.20      
11 A 1581 1509 2.78      
12 A 1498 1430 9.58      
13 A 1477 1409 10.00      
14 A 1446 1380 0.42      
15 A 1366 1304 0.53      
16 A 1318 1258 0.38      
17 A 1228 1172 1.19      
18 A 1163 1111 7.74      
19 A 1087 1037 22.54      
20 A 1015 968 21.15      
21 A 970 926 7.16      
22 A 876 837 3.62      
23 A 806 770 1.29      
24 A 490 467 2.49      
25 A 318 304 2.13      
26 A 252 240 3.60      
27 A 160 153 3.05      

Unscaled Zero Point Vibrational Energy (zpe) 21911.3 cm-1
Scaled (by 0.9545) Zero Point Vibrational Energy (zpe) 20914.3 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 MP2/3-21G
ABC
0.44702 0.17822 0.14498

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/3-21G

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.806 0.556 0.283
C2 -0.614 0.700 -0.276
C3 -1.477 -0.520 0.124
F4 1.346 -0.697 -0.167
H5 1.456 1.365 -0.063
H6 0.786 0.553 1.378
H7 -0.556 0.766 -1.368
H8 -1.050 1.633 0.098
H9 -2.458 -0.490 -0.360
H10 -0.950 -1.427 -0.180
H11 -1.623 -0.547 1.210

Atom - Atom Distances (Å)
  C1 C2 C3 F4 H5 H6 H7 H8 H9 H10 H11
C11.53302.52881.43701.09441.09482.15022.15353.48672.68822.8237
C21.53301.54732.40982.18542.17191.09541.09562.19582.15562.1870
C32.52881.54732.84363.49222.80052.17532.19541.09401.09241.0958
F41.43702.40982.84362.06772.06472.68333.35273.81412.40863.2756
H51.09442.18543.49222.06771.78462.47192.52604.34173.68743.8418
H61.09482.17192.80052.06471.78463.06332.48463.82443.05882.6530
H72.15021.09542.17532.68332.47193.06331.77372.49262.52553.0842
H82.15351.09562.19543.35272.52602.48461.77372.58823.07432.5140
H93.48672.19581.09403.81414.34173.82442.49262.58821.78481.7793
H102.68822.15561.09242.40863.68743.05882.52553.07431.78481.7769
H112.82372.18701.09583.27563.84182.65303.08422.51401.77931.7769

picture of 1-Fluoropropane state 1 conformation 2
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 110.358 C1 C2 H7 108.637
C1 C2 H8 108.888 C2 C1 F4 108.423
C2 C1 H5 111.471 C2 C1 H6 110.371
C2 C3 H9 111.314 C2 C3 H10 108.256
C2 C3 H11 110.505 C3 C2 H7 109.608
C3 C2 H8 111.185 F4 C1 H5 108.783
F4 C1 H6 108.521 H5 C1 H6 109.208
H7 C2 H8 108.098 H9 C3 H10 109.438
H9 C3 H11 108.689 H10 C3 H11 108.593
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability