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All results from a given calculation for C3H3NO (Oxazole)

using model chemistry: MP3=FULL/cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at MP3=FULL/cc-pVDZ
 hartrees
Energy at 0K-245.409010
Energy at 298.15K-245.413679
HF Energy-244.650575
Nuclear repulsion energy162.816053
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 MP3=FULL/cc-pVDZ
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A' 3365 3164 0.52      
2 A' 3343 3144 0.11      
3 A' 3330 3131 2.08      
4 A' 1637 1540 17.01      
5 A' 1589 1494 26.58      
6 A' 1397 1314 2.13      
7 A' 1295 1218 0.10      
8 A' 1225 1152 37.50      
9 A' 1152 1083 12.91      
10 A' 1131 1063 4.64      
11 A' 1105 1039 34.42      
12 A' 945 889 18.29      
13 A' 929 874 14.99      
14 A" 887 834 1.42      
15 A" 864 812 20.00      
16 A" 785 738 29.56      
17 A" 670 630 25.30      
18 A" 631 593 5.03      

Unscaled Zero Point Vibrational Energy (zpe) 13139.5 cm-1
Scaled (by 0.9403) Zero Point Vibrational Energy (zpe) 12355.0 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 MP3=FULL/cc-pVDZ
ABC
0.33625 0.31976 0.16390

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP3=FULL/cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 -1.106 0.312 0.000
C2 0.000 1.094 0.000
N3 1.135 0.466 0.000
C4 0.757 -0.879 0.000
C5 -0.605 -0.959 0.000
H6 -0.168 2.167 0.000
H7 1.490 -1.682 0.000
H8 -1.328 -1.769 0.000

Atom - Atom Distances (Å)
  O1 C2 N3 C4 C5 H6 H7 H8
O11.35432.24612.21141.36652.07913.27362.0929
C21.35431.29702.11302.14031.08683.15043.1556
N32.24611.29701.39682.24912.14302.17703.3255
C42.21142.11301.39681.36473.18381.08722.2671
C51.36652.14032.24911.36473.15722.21641.0853
H62.07911.08682.14303.18383.15724.19134.1038
H73.27363.15042.17701.08722.21644.19132.8193
H82.09293.15563.32552.26711.08534.10382.8193

picture of Oxazole state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
O1 C2 N3 115.799 O1 C2 H6 116.371
O1 C5 C4 108.128 O1 C5 H8 116.745
C2 O1 C5 103.745 C2 N3 C4 103.267
N3 C2 H6 127.830 N3 C4 C5 109.060
N3 C4 H7 121.929 C4 C5 H8 135.126
C5 C4 H7 129.011
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability