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All results from a given calculation for C5H10O (Cyclopentanol)

using model chemistry: mPW1PW91/6-31G(2df,p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at mPW1PW91/6-31G(2df,p)
 hartrees
Energy at 0K-271.733081
Energy at 298.15K-271.745144
Nuclear repulsion energy254.839774
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 mPW1PW91/6-31G(2df,p)
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 3893 3716 23.20      
2 A 3146 3003 58.95      
3 A 3133 2991 12.93      
4 A 3119 2978 7.47      
5 A 3114 2973 35.78      
6 A 3090 2950 33.48      
7 A 3079 2939 27.44      
8 A 3069 2930 22.24      
9 A 3061 2922 29.69      
10 A 2979 2844 50.27      
11 A 1522 1453 2.69      
12 A 1497 1429 4.41      
13 A 1494 1427 1.86      
14 A 1485 1418 0.77      
15 A 1442 1377 4.16      
16 A 1387 1325 32.65      
17 A 1344 1283 0.08      
18 A 1333 1273 2.87      
19 A 1322 1262 9.23      
20 A 1301 1242 8.21      
21 A 1279 1221 10.25      
22 A 1271 1213 8.64      
23 A 1214 1159 19.79      
24 A 1208 1154 3.94      
25 A 1196 1142 1.50      
26 A 1138 1087 61.84      
27 A 1091 1042 28.07      
28 A 1066 1018 5.40      
29 A 992 947 0.45      
30 A 978 933 8.58      
31 A 961 917 2.44      
32 A 912 871 0.06      
33 A 897 856 0.08      
34 A 821 784 1.29      
35 A 771 736 1.39      
36 A 619 591 0.66      
37 A 542 518 5.20      
38 A 465 444 5.86      
39 A 362 345 12.76      
40 A 280 268 102.25      
41 A 184 176 0.82      
42 A 38 36 0.13      

Unscaled Zero Point Vibrational Energy (zpe) 32047.5 cm-1
Scaled (by 0.9547) Zero Point Vibrational Energy (zpe) 30595.8 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 mPW1PW91/6-31G(2df,p)
ABC
0.21537 0.10183 0.07605

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/6-31G(2df,p)

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
H1 2.188 -1.296 -0.531
H2 1.696 -1.062 1.136
C3 1.459 -0.787 0.103
H4 1.995 1.041 -0.985
H5 2.057 1.219 0.754
C6 1.494 0.753 -0.058
H7 -0.302 1.473 -1.083
H8 -0.171 2.076 0.563
C9 0.020 1.209 -0.071
H10 -0.269 -2.152 0.196
H11 -0.151 -1.212 -1.299
C12 0.018 -1.181 -0.217
H13 -0.789 -0.088 1.454
C14 -0.790 -0.014 0.354
H15 -2.595 -0.673 0.162
O16 -2.108 0.099 -0.129

Atom - Atom Distances (Å)
  H1 H2 C3 H4 H5 C6 H7 H8 C9 H10 H11 C12 H13 C14 H15 O16
H11.75391.09192.38802.82672.21403.76464.25843.34462.70232.46402.19653.77643.36124.87374.5355
H21.75391.09473.00142.34022.18143.91673.69583.06942.43633.06022.15892.68742.80904.41764.1737
C31.09191.09472.19372.19191.54873.10123.32692.46702.20462.17731.52832.71422.39184.05673.6835
H42.38803.00142.19371.74901.09232.33912.85672.18244.08873.12743.07173.86933.26515.03234.2963
H52.82672.34022.19191.74901.09233.00042.39482.19754.13373.87303.29523.20873.12835.05714.4026
C62.21402.18141.54871.09231.09232.18972.21591.54293.40792.84752.43792.86432.44444.33653.6620
H73.76463.91673.10122.33913.00042.18971.75831.09423.84462.69812.80983.01842.12463.37892.4623
H84.25843.69583.32692.85672.39482.21591.75831.09144.24573.77923.35432.42052.19003.68762.8534
C93.34463.06942.46702.18242.19751.54291.09421.09143.38452.72022.39422.15941.52743.23092.4014
H102.70232.43632.20464.08874.13373.40793.84464.24573.38451.77001.09392.47262.20672.75692.9253
H112.46403.06022.17733.12743.87302.84752.69813.77922.72021.77001.09603.04122.13902.89812.6306
C122.19652.15891.52833.07173.29522.43792.80983.35432.39421.09391.09602.15281.52932.68862.4830
H133.77642.68742.71423.86933.20872.86433.01842.42052.15942.47263.04122.15281.10282.29682.0690
C143.36122.80902.39183.26513.12832.44442.12462.19001.52742.20672.13901.52931.10281.93141.4082
H154.87374.41764.05675.03235.05714.33653.37893.68763.23092.75692.89812.68862.29681.93140.9581
O164.53554.17373.68354.29634.40263.66202.46232.85342.40142.92532.63062.48302.06901.40820.9581

picture of Cyclopentanol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H1 C3 H2 106.669 H1 C3 C6 112.809
H1 C3 C12 112.865 H2 C3 C6 110.038
H2 C3 C12 109.678 C3 C6 H4 111.149
C3 C6 H5 111.006 C3 C6 C9 105.875
C3 C12 H10 113.400 C3 C12 H11 111.061
C3 C12 C14 102.934 H4 C6 H5 106.374
H4 C6 C9 110.656 H5 C6 C9 111.867
C6 C3 C12 104.799 C6 C9 H7 111.126
C6 C9 H8 113.412 C6 C9 C14 105.524
H7 C9 H8 107.123 H7 C9 C14 107.112
H8 C9 C14 112.425 C9 C14 C12 103.116
C9 C14 H13 109.309 C9 C14 O16 109.708
H10 C12 H11 107.848 H10 C12 C14 113.493
H11 C12 C14 107.985 C12 C14 H13 108.660
C12 C14 O16 115.341 H13 C14 O16 110.380
C14 O16 H15 107.895
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 H 0.129      
2 H 0.129      
3 C -0.266      
4 H 0.132      
5 H 0.129      
6 C -0.263      
7 H 0.140      
8 H 0.129      
9 C -0.261      
10 H 0.115      
11 H 0.133      
12 C -0.291      
13 H 0.091      
14 C 0.128      
15 H 0.298      
16 O -0.472      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.473 -1.121 0.698 1.403
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -37.906 3.552 -1.782
y 3.552 -36.891 -0.257
z -1.782 -0.257 -36.914
Traceless
 xyz
x -1.003 3.552 -1.782
y 3.552 0.518 -0.257
z -1.782 -0.257 0.485
Polar
3z2-r20.970
x2-y2-1.014
xy3.552
xz-1.782
yz-0.257


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 8.855 0.193 0.002
y 0.193 8.329 -0.058
z 0.002 -0.058 7.380


<r2> (average value of r2) Å2
<r2> 164.690
(<r2>)1/2 12.833