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

using model chemistry: MP2=FULL/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 MP2=FULL/3-21G
 hartrees
Energy at 0K-191.230531
Energy at 298.15K-191.237357
HF Energy-190.824147
Nuclear repulsion energy121.700696
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=FULL/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 3265 3118 22.74      
2 A 3199 3054 20.49      
3 A 3169 3026 16.72      
4 A 3166 3023 0.78      
5 A 3161 3018 15.39      
6 A 3089 2949 11.06      
7 A 1601 1528 7.72      
8 A 1595 1523 0.33      
9 A 1586 1515 3.85      
10 A 1495 1427 8.13      
11 A 1453 1388 7.79      
12 A 1259 1202 1.26      
13 A 1222 1167 1.71      
14 A 1184 1131 2.20      
15 A 1155 1103 10.26      
16 A 1126 1075 4.27      
17 A 1037 991 2.53      
18 A 977 933 4.98      
19 A 907 866 0.62      
20 A 797 761 14.26      
21 A 721 688 1.97      
22 A 407 389 1.16      
23 A 347 332 8.03      
24 A 199 190 0.48      

Unscaled Zero Point Vibrational Energy (zpe) 19059.4 cm-1
Scaled (by 0.9548) Zero Point Vibrational Energy (zpe) 18197.9 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=FULL/3-21G
ABC
0.54936 0.21881 0.19117

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

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 -0.868 0.849 -0.207
C2 1.515 -0.074 -0.164
H3 1.363 -0.155 -1.245
H4 2.100 0.828 0.037
H5 2.077 -0.946 0.187
C6 0.166 -0.001 0.519
H7 0.167 0.137 1.597
C8 -1.020 -0.666 -0.094
H9 -0.888 -1.210 -1.024
H10 -1.835 -0.999 0.540

Atom - Atom Distances (Å)
  O1 C2 H3 H4 H5 C6 H7 C8 H9 H10
O12.55572.65702.97843.47161.52302.19871.52762.21552.2159
C22.55571.09431.09441.09541.51372.22692.60412.79333.5456
H32.65701.09431.77561.78502.13703.09622.69522.49553.7581
H42.97841.09441.77561.78102.15952.57823.46253.76974.3681
H53.47161.09541.78501.78102.15772.60883.12243.21353.9283
C61.52301.51372.13702.15952.15771.08641.49162.22552.2360
H72.19872.22693.09622.57822.60881.08642.21673.12982.5332
C81.52762.60412.69523.46253.12241.49162.21671.08541.0846
H92.21552.79332.49553.76973.21352.22553.12981.08541.8405
H102.21593.54563.75814.36813.92832.23602.53321.08461.8405

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 114.613 O1 C6 H7 113.786
O1 C6 C8 60.880 O1 C8 C6 60.578
O1 C8 H9 114.911 O1 C8 H10 114.995
C2 C6 H7 116.889 C2 C6 C8 120.104
H3 C2 H4 108.439 H3 C2 H5 109.213
H3 C2 C6 108.990 H4 C2 H5 108.842
H4 C2 C6 110.755 H5 C2 C6 110.561
C6 O1 C8 58.542 C6 C8 H9 118.600
C6 C8 H10 119.601 H7 C6 C8 117.747
H9 C8 H10 116.021
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability