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All results from a given calculation for C3H5OH (Cyclopropanol)

using model chemistry: QCISD/3-21G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at QCISD/3-21G*
 hartrees
Energy at 0K-191.254341
Energy at 298.15K-191.261280
HF Energy-190.829448
Nuclear repulsion energy122.186936
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 3454 3320 0.71      
2 A 3255 3128 9.81      
3 A 3238 3112 2.01      
4 A 3161 3038 3.98      
5 A 3150 3027 9.02      
6 A 3131 3009 31.40      
7 A 1534 1475 4.58      
8 A 1512 1454 3.79      
9 A 1450 1393 2.53      
10 A 1324 1272 67.95      
11 A 1224 1176 0.57      
12 A 1193 1147 6.78      
13 A 1179 1133 6.08      
14 A 1164 1119 41.60      
15 A 1131 1087 3.21      
16 A 1111 1068 19.95      
17 A 951 914 7.38      
18 A 918 882 21.94      
19 A 833 801 9.44      
20 A 810 778 2.90      
21 A 757 728 5.57      
22 A 395 380 27.28      
23 A 374 360 12.39      
24 A 341 328 120.30      

Unscaled Zero Point Vibrational Energy (zpe) 18794.8 cm-1
Scaled (by 0.9611) Zero Point Vibrational Energy (zpe) 18063.7 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
0.53939 0.22249 0.19221

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 -0.230 -0.005 0.505
C2 0.916 -0.761 -0.139
C3 0.908 0.784 -0.149
O4 -1.488 -0.113 -0.202
H5 -0.288 0.000 1.593
H6 1.628 -1.277 0.500
H7 0.669 -1.251 -1.076
H8 1.609 1.310 0.494
H9 0.680 1.259 -1.099
H10 -1.960 0.756 -0.097

Atom - Atom Distances (Å)
  C1 C2 C3 O4 H5 H6 H7 H8 H9 H10
C11.51671.53161.44651.09022.25122.20482.26092.23591.9836
C21.51671.54502.49052.24301.08611.08592.27412.24913.2524
C31.53161.54502.55872.25402.27652.24841.08661.08662.8691
O41.44652.49052.55872.16233.39882.59093.47782.71780.9947
H51.09022.24302.25402.16232.54883.10002.55393.12592.4950
H62.25121.08612.27653.39882.54881.84472.58693.14354.1666
H72.20481.08592.24842.59093.10001.84473.14732.50953.4499
H82.26092.27411.08663.47782.55392.58693.14731.84423.6594
H92.23592.24911.08662.71783.12593.14352.50951.84422.8687
H101.98363.25242.86910.99472.49504.16663.44993.65942.8687

picture of Cyclopropanol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 60.024 C1 C2 H6 118.821
C1 C2 H7 114.800 C1 C3 C2 59.071
C1 C3 H8 118.443 C1 C3 H9 116.266
C1 O4 H10 107.236 C2 C1 C3 60.905
C2 C1 O4 114.364 C2 C1 H5 117.802
C2 C3 H8 118.533 C2 C3 H9 116.358
C3 C1 O4 118.420 C3 C1 H5 117.584
C3 C2 H6 118.779 C3 C2 H7 116.351
O4 C1 H5 116.248 H6 C2 H7 116.279
H8 C3 H9 116.127
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability