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All results from a given calculation for C3H6O (Propylene oxide)

using model chemistry: MP2/CEP-31G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at MP2/CEP-31G
 hartrees
Energy at 0K-35.857542
Energy at 298.15K-35.864284
HF Energy-35.496942
Nuclear repulsion energy67.346130
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/CEP-31G
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 3257 3148 44.73      
2 A 3162 3056 58.61      
3 A 3145 3039 24.26      
4 A 3135 3029 19.71      
5 A 3134 3028 43.03      
6 A 3036 2933 31.30      
7 A 1531 1479 1.33      
8 A 1524 1473 9.43      
9 A 1508 1457 6.28      
10 A 1464 1414 9.97      
11 A 1422 1374 5.74      
12 A 1264 1221 0.86      
13 A 1209 1168 2.49      
14 A 1162 1123 1.60      
15 A 1149 1110 7.21      
16 A 1094 1057 6.18      
17 A 1017 983 3.12      
18 A 949 917 4.40      
19 A 894 864 0.15      
20 A 774 747 40.88      
21 A 666 644 2.09      
22 A 394 381 2.55      
23 A 350 339 8.96      
24 A 200 194 0.70      

Unscaled Zero Point Vibrational Energy (zpe) 18718.9 cm-1
Scaled (by 0.9663) Zero Point Vibrational Energy (zpe) 18088.1 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/CEP-31G
ABC
0.53958 0.20901 0.18300

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/CEP-31G

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 -0.882 0.860 -0.210
C2 1.553 -0.078 -0.165
H3 1.437 -0.240 -1.256
H4 2.105 0.872 -0.007
H5 2.154 -0.912 0.261
C6 0.172 -0.012 0.516
H7 0.166 0.163 1.605
C8 -1.052 -0.673 -0.090
H9 -0.955 -1.208 -1.047
H10 -1.885 -0.980 0.560

Atom - Atom Distances (Å)
  O1 C2 H3 H4 H5 C6 H7 C8 H9 H10
O12.60982.77222.99463.54691.54822.20881.54752.23252.2324
C22.60981.10951.11011.11301.54082.26112.67352.88873.6278
H32.77221.10951.80151.80732.18903.15652.78262.58853.8578
H42.99461.11011.80151.80482.18912.61943.51673.84374.4359
H53.54691.11301.80731.80482.19192.62943.23433.38564.0511
C61.54821.54082.18902.18912.19191.10341.51792.26782.2742
H72.20882.26113.15652.61942.62941.10342.24923.18902.5704
C81.54752.67352.78263.51673.23431.51792.24921.10031.1003
H92.23252.88872.58853.84373.38562.26783.18901.10031.8710
H102.23243.62783.85784.43594.05112.27422.57041.10031.8710

picture of Propylene oxide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
O1 C6 C2 115.314 O1 C6 H7 111.720
O1 C6 C8 60.616 O1 C8 C6 60.661
O1 C8 H9 113.878 O1 C8 H10 113.867
C2 C6 H7 116.572 C2 C6 C8 121.863
H3 C2 H4 108.510 H3 C2 H5 108.816
H3 C2 C6 110.301 H4 C2 H5 108.553
H4 C2 C6 110.277 H5 C2 C6 110.332
C6 O1 C8 58.723 C6 C8 H9 119.174
C6 C8 H10 119.743 H7 C6 C8 117.319
H9 C8 H10 116.470
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability