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

using model chemistry: QCISD/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 QCISD/3-21G*
 hartrees
Energy at 0K-216.360599
Energy at 298.15K-216.368457
HF Energy-215.927470
Nuclear repulsion energy126.155404
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 QCISD/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' 3098 2978 26.06      
2 A' 3050 2932 21.77      
3 A' 3030 2912 31.23      
4 A' 3024 2906 10.82      
5 A' 1604 1542 0.78      
6 A' 1582 1520 5.56      
7 A' 1572 1511 1.91      
8 A' 1485 1427 14.73      
9 A' 1466 1409 5.21      
10 A' 1380 1326 0.37      
11 A' 1155 1110 1.00      
12 A' 1072 1030 43.07      
13 A' 1009 970 1.98      
14 A' 898 863 10.84      
15 A' 437 420 4.54      
16 A' 259 249 4.73      
17 A" 3103 2982 65.43      
18 A" 3075 2956 0.24      
19 A" 3061 2941 22.11      
20 A" 1581 1520 8.12      
21 A" 1369 1316 0.66      
22 A" 1311 1260 0.01      
23 A" 1226 1178 0.78      
24 A" 942 906 2.21      
25 A" 792 761 2.11      
26 A" 240 231 0.00      
27 A" 140 134 3.57      

Unscaled Zero Point Vibrational Energy (zpe) 21479.1 cm-1
Scaled (by 0.9611) Zero Point Vibrational Energy (zpe) 20643.6 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 QCISD/3-21G*
ABC
0.88164 0.12133 0.11355

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.115 -0.795 0.000
C2 0.000 0.738 0.000
C3 -1.487 1.184 0.000
F4 1.500 -1.163 0.000
H5 -0.367 -1.216 0.894
H6 -0.367 -1.216 -0.894
H7 0.518 1.127 -0.888
H8 0.518 1.127 0.888
H9 -1.562 2.280 0.000
H10 -2.006 0.803 -0.892
H11 -2.006 0.803 0.892

Atom - Atom Distances (Å)
  C1 C2 C3 F4 H5 H6 H7 H8 H9 H10 H11
C11.53712.54681.43281.09941.09942.15542.15543.50322.80172.8017
C21.53711.55262.42152.17942.17941.09911.09912.19552.19622.1962
C32.54681.55263.79922.79542.79542.19332.19331.09831.10031.1003
F41.43282.42153.79922.07072.07072.64562.64564.60824.11744.1174
H51.09942.17942.79542.07071.78803.07362.50463.80123.15462.6002
H61.09942.17942.79542.07071.78802.50463.07363.80122.60023.1546
H72.15541.09912.19332.64563.07362.50461.77522.53862.54443.1051
H82.15541.09912.19332.64562.50463.07361.77522.53863.10512.5444
H93.50322.19551.09834.60823.80123.80122.53862.53861.78171.7817
H102.80172.19621.10034.11743.15462.60022.54443.10511.78171.7843
H112.80172.19621.10034.11742.60023.15463.10512.54441.78171.7843

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 111.030 C1 C2 H7 108.552
C1 C2 H8 108.552 C2 C1 F4 109.192
C2 C1 H5 110.397 C2 C1 H6 110.397
C2 C3 H9 110.659 C2 C3 H10 110.598
C2 C3 H11 110.598 C3 C2 H7 110.446
C3 C2 H8 110.446 F4 C1 H5 109.009
F4 C1 H6 109.009 H5 C1 H6 108.805
H7 C2 H8 107.722 H9 C3 H10 108.268
H9 C3 H11 108.268 H10 C3 H11 108.362
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability

Conformer 2 (C1 gauche)

Jump to S1C1
Energy calculated at QCISD/3-21G*
 hartrees
Energy at 0K-216.361739
Energy at 298.15K 
HF Energy-215.928246
Nuclear repulsion energy129.302296
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 QCISD/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 3125 3003 17.80      
2 A 3099 2978 49.55      
3 A 3083 2963 16.94      
4 A 3073 2953 33.87      
5 A 3043 2925 8.75      
6 A 3034 2916 22.59      
7 A 3032 2914 28.73      
8 A 1599 1536 0.94      
9 A 1591 1530 6.11      
10 A 1574 1513 6.77      
11 A 1558 1497 2.55      
12 A 1477 1420 8.74      
13 A 1456 1400 9.73      
14 A 1427 1371 0.45      
15 A 1347 1295 0.46      
16 A 1299 1248 0.37      
17 A 1211 1164 1.16      
18 A 1149 1104 7.62      
19 A 1071 1030 23.81      
20 A 1001 962 17.99      
21 A 954 917 6.55      
22 A 860 826 3.36      
23 A 795 764 1.08      
24 A 484 465 2.59      
25 A 313 301 2.27      
26 A 247 237 3.44      
27 A 156 150 3.05      

Unscaled Zero Point Vibrational Energy (zpe) 21527.6 cm-1
Scaled (by 0.9611) Zero Point Vibrational Energy (zpe) 20690.2 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 QCISD/3-21G*
ABC
0.44447 0.17742 0.14430

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

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.811 0.555 0.284
C2 -0.615 0.704 -0.276
C3 -1.482 -0.520 0.125
F4 1.346 -0.700 -0.168
H5 1.467 1.365 -0.064
H6 0.793 0.551 1.383
H7 -0.557 0.773 -1.372
H8 -1.050 1.640 0.102
H9 -2.467 -0.487 -0.360
H10 -0.955 -1.431 -0.183
H11 -1.626 -0.550 1.215

Atom - Atom Distances (Å)
  C1 C2 C3 F4 H5 H6 H7 H8 H9 H10 H11
C11.53872.53751.43711.09861.09922.15872.16193.49922.69852.8332
C21.53871.55312.41372.19402.18061.09961.09962.20392.16452.1952
C32.53751.55312.84843.50492.81142.18322.20321.09821.09661.1003
F41.43712.41372.84842.07092.06782.69023.36003.82352.41413.2813
H51.09862.19403.50492.07091.79172.48152.53754.35793.70113.8559
H61.09922.18062.81142.06781.79173.07562.49433.83903.07162.6627
H72.15871.09962.18322.69022.48153.07561.78052.50182.53563.0959
H82.16191.09962.20323.36002.53752.49431.78052.59713.08632.5231
H93.49922.20391.09823.82354.35793.83902.50182.59711.79171.7863
H102.69852.16451.09662.41413.70113.07162.53563.08631.79171.7838
H112.83322.19521.10033.28133.85592.66273.09592.52311.78631.7838

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 110.312 C1 C2 H7 108.666
C1 C2 H8 108.922 C2 C1 F4 108.361
C2 C1 H5 111.503 C2 C1 H6 110.406
C2 C3 H9 111.297 C2 C3 H10 108.319
C2 C3 H11 110.492 C3 C2 H7 109.593
C3 C2 H8 111.167 F4 C1 H5 108.783
F4 C1 H6 108.501 H5 C1 H6 109.219
H7 C2 H8 108.117 H9 C3 H10 109.434
H9 C3 H11 108.684 H10 C3 H11 108.569
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability