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All results from a given calculation for C3H3NO (Oxazole)

using model chemistry: CCSD=FULL/aug-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 CCSD=FULL/aug-cc-pVDZ
 hartrees
Energy at 0K-245.462261
Energy at 298.15K-245.466874
HF Energy-244.663113
Nuclear repulsion energy162.101179
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 CCSD=FULL/aug-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' 3334 3334 0.56      
2 A' 3312 3312 0.28      
3 A' 3299 3299 2.35      
4 A' 1603 1603 9.85      
5 A' 1563 1563 35.33      
6 A' 1369 1369 3.88      
7 A' 1275 1275 0.11      
8 A' 1179 1179 33.86      
9 A' 1118 1118 14.26      
10 A' 1109 1109 4.63      
11 A' 1070 1070 37.89      
12 A' 922 922 20.06      
13 A' 911 911 12.68      
14 A" 872 872 1.82      
15 A" 852 852 22.01      
16 A" 760 760 35.47      
17 A" 654 654 26.12      
18 A" 610 610 4.88      

Unscaled Zero Point Vibrational Energy (zpe) 12906.0 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 12906.0 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 CCSD=FULL/aug-cc-pVDZ
ABC
0.33203 0.31811 0.16246

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 -1.109 0.313 0.000
C2 0.000 1.105 0.000
N3 1.133 0.467 0.000
C4 0.759 -0.885 0.000
C5 -0.604 -0.968 0.000
H6 -0.167 2.179 0.000
H7 1.494 -1.686 0.000
H8 -1.325 -1.780 0.000

Atom - Atom Distances (Å)
  O1 C2 N3 C4 C5 H6 H7 H8
O11.36232.24762.21941.37772.08973.28222.1044
C21.36231.30052.12962.15941.08663.16573.1744
N32.24761.30051.40282.25362.14932.18333.3305
C42.21942.12961.40281.36573.20031.08712.2683
C51.37772.15942.25361.36573.17732.21711.0855
H62.08971.08662.14933.20033.17734.20644.1245
H73.28223.16572.18331.08712.21714.20642.8203
H82.10443.17443.33052.26831.08554.12452.8203

picture of Oxazole state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
O1 C2 N3 115.120 O1 C2 H6 116.698
O1 C5 C4 107.996 O1 C5 H8 116.871
C2 O1 C5 104.012 C2 N3 C4 103.896
N3 C2 H6 128.182 N3 C4 C5 108.976
N3 C4 H7 122.023 C4 C5 H8 135.133
C5 C4 H7 129.001
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability